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Monthly climate in Groveton, New Hampshire, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Groveton features a humid continental climate (Dfb).Temperatures typically range between -9 °C (16 °F) and 19 °C (67 °F) through the year, but rarely can drop to -31 °C (-24 °F) or can rise to as high as 32 °C (91 °F).The average annual precipitation amounts to about 1167 mm (45.9 inches) and receives 159 rainy days on the 1 mm (0.04 inches) threshold annually.Groveton enjoys an average of 2639 hours of sunshine throughout the year, and daylight varies from 8 hours 53 minutes to 15 hours 27 minutes per day.

Monthly average temperatures in Groveton, New Hampshire, United States §

The warmest months in Groveton are June, July and August, with daily mean temperatures ranging from 16 to 19 °C (62 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -9 to -6 °C (16 - 22 °F) throughout the day. On average each year, Groveton experiences 30 days above 25 °C (77.0 °F) and 156 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Groveton, New Hampshire, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 12°C
(53°F)		 15°C
(59°F)		 18°C
(65°F)		 24°C
(75°F)		 31°C
(87°F)		 31°C
(88°F)		 32°C
(91°F)		 32°C
(89°F)		 29°C
(85°F)		 24°C
(76°F)		 21°C
(71°F)		 13°C
(56°F)
Mean maximum 7°C
(44°F)		 9°C
(49°F)		 12°C
(54°F)		 19°C
(66°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(85°F)		 30°C
(85°F)		 27°C
(80°F)		 22°C
(72°F)		 15°C
(60°F)		 9°C
(49°F)
Average high -4°C
(25°F)		 -2°C
(28°F)		 2°C
(35°F)		 9°C
(48°F)		 17°C
(62°F)		 22°C
(71°F)		 24°C
(76°F)		 24°C
(75°F)		 20°C
(68°F)		 13°C
(55°F)		 4°C
(39°F)		 -2°C
(29°F)
Daily mean -9°C
(16°F)		 -7°C
(19°F)		 -3°C
(27°F)		 4°C
(40°F)		 11°C
(53°F)		 16°C
(62°F)		 19°C
(67°F)		 18°C
(65°F)		 14°C
(58°F)		 8°C
(46°F)		 -0°C
(32°F)		 -6°C
(22°F)
Average low -14°C
(8°F)		 -12°C
(10°F)		 -8°C
(18°F)		 -0°C
(32°F)		 6°C
(42°F)		 10°C
(51°F)		 14°C
(57°F)		 13°C
(56°F)		 9°C
(49°F)		 3°C
(38°F)		 -5°C
(24°F)		 -11°C
(13°F)
Mean minimum -26°C
(-15°F)		 -25°C
(-13°F)		 -21°C
(-5°F)		 -9°C
(16°F)		 -1°C
(30°F)		 5°C
(41°F)		 8°C
(46°F)		 6°C
(44°F)		 0°C
(33°F)		 -5°C
(24°F)		 -17°C
(2°F)		 -25°C
(-12°F)
Minimum -31°C
(-24°F)		 -29°C
(-21°F)		 -23°C
(-8°F)		 -13°C
(9°F)		 -3°C
(27°F)		 -1°C
(30°F)		 5°C
(42°F)		 4°C
(39°F)		 -4°C
(25°F)		 -7°C
(20°F)		 -25°C
(-12°F)		 -30°C
(-22°F)

Compare climate in Groveton with other places

Compare temperature, precipitation, sunshine, UV index in Groveton, New Hampshire, United States with other places around the world.

Monthly average precipitation in Groveton, New Hampshire, United States §

Groveton usually has the most precipitation in April, October and November, with an average of 15 rainy days and 121 mm (4.7 inches) of precipitation per month.The driest months in Groveton are February, March and September. On average, 75 mm (2.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Groveton, New Hampshire, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 86 (3.4) 85 (3.4) 75 (2.9) 120 (4.7) 99 (3.9) 100 (3.9) 107 (4.2) 92 (3.6) 64 (2.5) 130 (5.1) 112 (4.4) 97 (3.8)
Average precipitation days (≥ 1 mm) 12 14 12 16 13 12 14 13 9 14 15 15

Monthly sunshine hours in Groveton, New Hampshire, United States §

The sunniest months in Groveton are June, July and August, when the sun shines an average of 10 hours 18 minutes a day.Least sunny months in Groveton: January, November and December receive an average of 4 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Groveton, New Hampshire, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 110 153 225 206 250 308 318 321 274 183 150 136
Mean daily daylight hours 9h 15m 10h 27m 11h 57m 13h 29m 14h 48m 15h 27m 15h 6m 13h 56m 12h 27m 10h 55m 9h 34m 8h 53m

Solar UV radiation in Groveton, New Hampshire, United States §

Groveton experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Groveton UV Index data.

Average daily maximum UV levels by month for Groveton, New Hampshire, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 4 6 8 9 10 9 9 7 5 3 2