Charlestown, New Hampshire, United States Climate

Weather: 6.82°C/44.28°F, Wind SW at 1.54 km/h, 92% Humidity, 0% Chance of rain

United States
(Photo by David Groves on Unsplash)

Charlestown Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Charlestown has a Humid continental, no dry season, warm summer climate (Classification: Dfb). The district’s yearly temperature is 9.91ºC (49.84ºF) and it is -2.73% lower than United States’s averages. Charlestown typically receives about 23.73 millimeters (0.93 inches) of precipitation and has 34.45 rainy days (9.44% of the time) annually.

CountryUnited States
CityNew Hampshire
Longitude-72.4245117
Latitude43.2386275
Attitude/ElevationNonem (0ft)
Local timeThursday 20:16
Annual high temperature13.67ºC (56.61ºF)
Annual low temperature2.44ºC (36.39ºF)
Average annual precip.23.73mm (0.93in)
Warmest monthJuly (29.42ºC / 84.96ºF)
Coldest MonthJanuary (-9.46ºC / 14.97ºF)
Wettest MonthDecember (30.55mm / 1.2in)
Driest MonthMarch (18.31mm / 0.72in)
Number of days with rainfall (≥ 1.0 mm)34.45 days (9.44%)
Days with no rain330.55 days (90.56%)
Humidity76.31%

Climate Charlestown: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)15.0(59.0)20.0(68.0)16.0(60.8)23.0(73.4)30.0(86.0)34.0(93.2)38.0(100.4)35.0(95.0)34.0(93.2)28.0(82.4)20.0(68.0)12.0(53.6)38.0(100.4)
Average high °C (°F)-0.6(30.92)1.68(35.02)4.97(40.95)10.54(50.97)19.74(67.53)24.82(76.68)29.42(84.96)27.7(81.86)23.3(73.94)14.46(58.03)6.37(43.47)1.67(35.01)13.67(56.61)
Daily mean °C (°F)-3.75(25.25)-1.76(28.83)1.57(34.83)7.16(44.89)15.62(60.12)20.92(69.66)24.97(76.95)23.08(73.54)18.58(65.44)10.72(51.3)2.97(37.35)-1.12(29.98)9.91(49.84)
Average low °C (°F)-9.46(14.97)-7.95(17.69)-4.72(23.5)0.07(32.13)6.38(43.48)10.38(50.68)14.74(58.53)13.28(55.9)9.86(49.75)4.34(39.81)-2.13(28.17)-5.49(22.12)2.44(36.39)
Record low °C (°F)-28.0(-18.4)-22.0(-7.6)-19.0(-2.2)-7.0(19.4)-3.0(26.6)2.0(35.6)8.0(46.4)6.0(42.8)-1.0(30.2)-5.0(23.0)-18.0(-0.4)-16.0(3.2)-28.0(-18.4)
Average precipitation mm (inches)19.39(0.76)22.57(0.89)18.31(0.72)28.35(1.12)19.8(0.78)19.75(0.78)27.71(1.09)30.04(1.18)19.27(0.76)20.75(0.82)28.26(1.11)30.55(1.2)23.73(0.93)
Average precipitation days (≥ 1.0 mm)2.272.912.093.643.183.363.03.181.823.093.092.822.87
Average relative humidity (%)78.5981.1378.0472.7671.671.5373.474.9774.9979.3279.4279.9676.31
Mean monthly sunshine hours6.388.518.6510.0612.7413.013.3912.210.338.036.56.439.69

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Charlestown in recent years.

Charlestown

Charlestown Temperature by Month

July
24.97°C | 76.95°F
August
23.08°C | 73.54°F
June
20.92°C | 69.66°F
September
18.58°C | 65.44°F
May
15.62°C | 60.12°F
October
10.72°C | 51.3°F
April
7.16°C | 44.89°F
November
2.97°C | 37.35°F
March
1.57°C | 34.83°F
December
-1.12°C | 29.98°F
February
-1.76°C | 28.83°F
January
-3.75°C | 25.25°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature9.0°C (48.2°F)0.71°C (33.28°F)-9.0°C (15.8°F)
Avg Temperature6.0°C (42.8°F)-2.06°C (28.29°F)-12.0°C (10.4°F)
Min Temperature1.0°C (33.8°F)-6.42°C (20.44°F)-16.0°C (3.2°F)
Dew PointMaxAverageMin
Dew Point5.0°C (41.0°F)-5.23°C (22.59°F)-17.0°C (1.4°F)
PrecipitationMaxAverageMinSum
Precipitation37.0mm | 1.46in4.76mm | 0.19in0.0mm | 0in147.6mm | 5.81in
Snowdepth18.2mm | 0.72in2.08mm | 0.08in0.0mm | 0in64.5mm | 2.54in
WindMaxAverageMin
Wind20.0kmh | 12.43mph8.1kmh | 5.03mph3.0kmh | 1.86mph
Gust Wind28.0kmh | 17.4mph11.84kmh | 7.36mph5.0kmh | 3.11mph
Sea Level PressureMaxAverageMin
Sea Level Pressure37.0mb4.76mb0.0mb
Charlestown

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
December° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-12-01-4 | 24.8-10 | 14.0696 | 3.7329.97 | 10159.8 | 0.39
2019-12-02-1 | 30.2-3 | 26.69314 | 8.729.68 | 100521.4 | 0.84
2019-12-03-3 | 26.6-6 | 21.28413 | 8.0829.5 | 9994.1 | 0.16
2019-12-04-1 | 30.2-4 | 24.8935 | 3.1129.47 | 9980.5 | 0.02
2019-12-05-2 | 28.4-4 | 24.88611 | 6.8429.65 | 10040.0 | 0.0
2019-12-06-3 | 26.6-7 | 19.4808 | 4.9730.03 | 10170.0 | 0.0
2019-12-07-5 | 23.0-9 | 15.8866 | 3.7330.3 | 10260.0 | 0.0
2019-12-08-7 | 19.4-10 | 14.0887 | 4.3530.42 | 10300.0 | 0.0
2019-12-092 | 35.62 | 35.69710 | 6.2129.97 | 101513.2 | 0.52
2019-12-106 | 42.85 | 41.09712 | 7.4629.77 | 10088.7 | 0.34
2019-12-11-3 | 26.6-6 | 21.2798 | 4.9730.21 | 10231.4 | 0.06
2019-12-12-5 | 23.0-10 | 14.0728 | 4.9730.62 | 10370.0 | 0.0
2019-12-13-2 | 28.4-5 | 23.0845 | 3.1130.39 | 10293.5 | 0.14
2019-12-143 | 37.42 | 35.6986 | 3.7329.47 | 99837.0 | 1.46
2019-12-151 | 33.8-3 | 26.67520 | 12.4329.59 | 10020.3 | 0.01
2019-12-16-3 | 26.6-11 | 12.2589 | 5.5930.18 | 10220.0 | 0.0
2019-12-17-4 | 24.8-7 | 19.4827 | 4.3529.91 | 101314.1 | 0.56
2019-12-18-4 | 24.8-8 | 17.68110 | 6.2129.77 | 10080.1 | 0.0
2019-12-19-12 | 10.4-17 | 1.46917 | 10.5630.18 | 10220.0 | 0.0
2019-12-20-9 | 15.8-14 | 6.8808 | 4.9730.53 | 10340.0 | 0.0
2019-12-21-7 | 19.4-10 | 14.0855 | 3.1130.56 | 10350.0 | 0.0
2019-12-22-2 | 28.4-6 | 21.2874 | 2.4930.24 | 10240.0 | 0.0
2019-12-232 | 35.6-1 | 30.2865 | 3.1129.97 | 10150.0 | 0.0
2019-12-24-1 | 30.2-4 | 24.8807 | 4.3530.12 | 10200.0 | 0.0
2019-12-25-2 | 28.4-5 | 23.0834 | 2.4930.21 | 10230.0 | 0.0
2019-12-26-1 | 30.2-4 | 24.8853 | 1.8630.36 | 10280.0 | 0.0
2019-12-273 | 37.41 | 33.8938 | 4.9730.15 | 10210.3 | 0.01
2019-12-281 | 33.8-2 | 28.4866 | 3.7330.15 | 10210.0 | 0.0
2019-12-291 | 33.8-2 | 28.4863 | 1.8630.18 | 10223.2 | 0.13
2019-12-30-1 | 30.2-2 | 28.49610 | 6.2130.0 | 101619.2 | 0.76
2019-12-31-1 | 30.2-2 | 28.4966 | 3.7329.65 | 100410.8 | 0.43

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