| Portsmouth Rhode Island Weather Almanac |
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| Saturday,
July 12, 2025 |
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| Cloudy
Morning, Mostly Cloudy Day to Partly Cloudy Evening, Light Winds, Seasonal
Temps |
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Climate
Normal Period |
Climate Record Period |
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|
1991 -
2020 |
1893 - 2025 |
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July 12 |
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Record |
|
Record |
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| Observed Daily Data |
|
2025 |
|
2024 |
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Norm |
|
Depart |
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Highest |
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Lowest |
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| Maximum Temperature |
|
77 |
|
82 |
|
80 |
|
-3 |
|
90 |
|
in |
2011 |
|
65 |
|
in |
1990 |
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| Minimum
Temperature |
|
64 |
|
71 |
|
65 |
|
-1 |
|
72 |
|
in |
1911 |
|
53 |
|
in |
2002 |
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| Average Temperature |
|
71 |
|
77 |
|
73 |
|
-2 |
|
81 |
|
in |
1911 |
|
62 |
|
in |
1990 |
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| Month Avg Max Temperature |
|
80.7 |
|
80.8 |
|
79.3 |
|
+1.3 |
|
85.8 |
|
in |
1955 |
|
71.7 |
|
in |
1914 |
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| Month Avg
Min Temperature |
|
66.3 |
|
67.8 |
|
63.9 |
|
+2.3 |
|
70.3 |
|
in |
2013 |
|
56.4 |
|
in |
1962 |
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| Month Average
Temperature |
|
73.8 |
|
74.5 |
|
71.9 |
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+1.9 |
|
76.2 |
|
in |
1981 |
|
64.8 |
|
in |
1914 |
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| High
Heat Index |
|
79 |
|
89 |
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|
98 |
|
in |
2011 |
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| Low Wind Chill |
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|
0 |
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in |
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| Heating Degree Days |
|
0 |
|
0 |
|
0 |
|
+0 |
|
3 |
|
in |
1990 |
|
0 |
|
in |
Many |
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|
| Month Heating DD |
|
0 |
|
0 |
|
3 |
|
-3 |
|
23 |
|
in |
1914 |
|
0 |
|
in |
Many |
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| Season
Heating DD |
|
0 |
|
0 |
|
3 |
|
-3 |
|
23 |
|
in |
1914 |
|
0 |
|
in |
Many |
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| Cooling Degree Days |
|
6 |
|
12 |
|
8 |
|
-2 |
|
16 |
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in |
1911 |
|
0 |
|
in |
2004 |
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| Month Cooling DD |
|
106 |
|
114 |
|
83 |
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+23 |
|
134 |
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in |
1981 |
|
18 |
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in |
1909 |
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| Year Cooling DD |
|
261 |
|
252 |
|
176 |
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+85 |
|
270 |
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in |
2010 |
|
49 |
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in |
1972 |
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| Maximum Dew Point |
|
70 |
|
77 |
|
69 |
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+1 |
|
77 |
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in |
2024 |
|
52 |
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in |
1978 |
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| Minimum
Dew Point |
|
62 |
|
70 |
|
60 |
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+2 |
|
70 |
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in |
2024 |
|
43 |
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in |
1985 |
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| Average Dew Point |
|
66 |
|
74 |
|
64 |
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+2 |
|
74 |
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in |
2024 |
|
49 |
|
in |
1978 |
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| Month Avg Max Dew Point |
|
72.8 |
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73.0 |
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67.9 |
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+4.8 |
|
74.5 |
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in |
2023 |
|
58.4 |
|
in |
1978 |
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| Month Avg
Min Dew Point |
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64.1 |
|
66.1 |
|
59.3 |
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+4.7 |
|
68.1 |
|
in |
2013 |
|
48.5 |
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in |
1962 |
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| Month Average Dew Point |
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68.4 |
|
69.5 |
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63.6 |
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+4.8 |
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70.8 |
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in |
2013 |
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53.9 |
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in |
1978 |
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| Precipitation |
|
.00 |
|
T |
|
.10 |
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-.10 |
|
2.45 |
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in |
2019 |
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| One Hour
Rain |
|
.00 |
|
T |
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1.12 |
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in |
1993 |
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| Half Hour
Rain |
|
.00 |
|
.00 |
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|
.83 |
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in |
2019 |
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| Hourly Rain Rate |
|
.00 |
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.00 |
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6.47 |
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in |
2019 |
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| Month Precipitation |
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1.80 |
|
.19 |
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1.26 |
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+.54 |
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4.84 |
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in |
2009 |
|
.00 |
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in |
1908 |
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| Year Precipitation |
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23.17 |
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34.14 |
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23.96 |
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-.79 |
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40.76 |
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in |
1998 |
|
13.04 |
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in |
1957 |
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| Snow |
|
0.0 |
|
0.0 |
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#N/A |
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#N/A |
|
0.0 |
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in |
1900 |
|
0.0 |
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in |
Many |
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| Snow Depth |
|
0 |
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0 |
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0 |
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|
0 |
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in |
1900 |
|
0 |
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in |
Many |
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| Month Snow |
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0.0 |
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0.0 |
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T |
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#N/A |
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in |
#N/A |
|
0.0 |
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in |
Many |
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| Season Snow |
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#N/A |
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#N/A |
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#N/A |
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#N/A |
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#N/A |
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in |
#N/A |
|
#N/A |
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in |
#N/A |
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July 12 |
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Record |
Record |
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| Observed Daily Data |
|
2025 |
|
2024 |
|
Norm |
|
Depart |
|
Highest |
Lowest |
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| Maximum Humidity |
|
96% |
|
99% |
|
93% |
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+3% |
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100% |
|
in |
2003 |
|
72% |
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in |
1971 |
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| Minimum
Humidity |
|
80% |
|
82% |
|
57% |
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+23% |
|
92% |
|
in |
1987 |
|
26% |
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in |
1971 |
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| Average Humidity |
|
88% |
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91% |
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75% |
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+13% |
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96% |
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in |
1987 |
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49% |
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in |
1971 |
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| Maximum Barometer |
|
30.12 |
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30.22 |
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30.03 |
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+00.09 |
|
30.43 |
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in |
1898 |
|
29.50 |
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in |
1976 |
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| Minimum
Barometer |
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30.08 |
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30.08 |
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29.85 |
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+00.23 |
|
30.23 |
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in |
1999 |
|
29.11 |
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in |
1976 |
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| Average Barometer |
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30.10 |
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30.15 |
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29.94 |
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+00.16 |
|
30.29 |
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in |
1996 |
|
29.31 |
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in |
1976 |
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| Average
Wind |
|
4.5 |
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7.5 |
|
5.5 |
|
-1.0 |
|
10.8 |
|
in |
2022 |
|
1.8 |
|
in |
1995 |
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| Direction |
|
SSE |
|
SSW |
|
SW |
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|
SSW |
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|
S |
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| High
Wind Gust |
|
15 |
|
28 |
|
21 |
|
-6 |
|
37 |
|
in |
1970 |
|
10 |
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in |
1975 |
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| Direction |
|
SSE |
|
SSW |
|
SSW |
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N |
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NE |
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| Maximum Water Temp |
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71.2 |
|
73.6 |
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70.7 |
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+0.5 |
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75.9 |
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in |
2023 |
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66.7 |
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in |
2006 |
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| Minimum
Water Temp |
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67.8 |
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70.3 |
|
66.8 |
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+1.0 |
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72.7 |
|
in |
2023 |
|
62.2 |
|
in |
2006 |
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| Average Water Temp |
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69.5 |
|
72.0 |
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68.8 |
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+0.7 |
|
74.3 |
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in |
2023 |
|
64.5 |
|
in |
2006 |
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| Sunrise/ AM Twilight |
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5:22:04 AM |
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4:50:09 AM |
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| Sunset /
PM Twilight |
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8:19:06 PM |
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8:51:57 PM |
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| Length Of Day |
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14:57:42 |
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| Special
Conditions |
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Fog |
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| Comments |
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| Hour-by-Hour Weather For July 12, 2025 |
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| Climate Weather for July 12 |
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| Weather History For July 12 |
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| Weather Calendar |
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