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Portsmouth, New Hampshire Climate Averages

Lat: 43.07N, Lon: 70.76W
Wx Zone: NHZ014
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Portsmouth Monthly Averages

     <-- 12 Month Weather Scroll -->
January
February
March
April
May
June
July
August
September
October
November
December
Hi 32°F Lo 22°F Hi 34°F Lo 22°F Hi 41°F Lo 22°F Hi 53°F Lo 22°F Hi 64°F Lo 22°F Hi 72°F Lo 22°F Hi 80°F Lo 22°F Hi 79°F Lo 22°F Hi 72°F Lo 22°F Hi 60°F Lo 22°F Hi 48°F Lo 22°F Hi 38°F Lo 22°F
12 mph 12 mph 11 mph 10 mph 9 mph 8 mph 7 mph 7 mph 8 mph 10 mph 10 mph 11 mph
3.6 in 4.7 in 5.6 in 4.2 in 3.5 in 4.8 in 4.5 in 3.4 in 3.3 in 4.9 in 4.9 in 5.3 in
79% 79% 76% 69% 75% 76% 77% 77% 77% 76% 74% 78%
43% 46% 49% 45% 47% 42% 33% 33% 37% 44% 41% 48%
30.5 in 30.4 in 30.5 in 30.4 in 30.5 in 30.4 in 30.4 in 30.4 in 30.5 in 30.5 in 30.5 in 30.5 in
16 13 13 12 12 11 12 13 16 15 17 14
7 8 11 15 16 16 16 13 12 14 11 13
7 8 7 2 0 0 0 0 0 0 1 5
2 2 1 2 4 5 4 4 4 3 2 3
2 2 2 3 5 6 6 6 4 3 2 1
145 173 188 224 253 265 313 262 225 179 153 145
Month
Avg. Temperatures
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Average Dry Days
Avg. Precip. Days
Average Snow Days
Average Fog Days
Average UV Index
Avg. Hours of Sun