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Monthly climate in Jackson, New Hampshire, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Jackson features a humid continental climate (Dfb). Temperatures typically range between -10 °C (15 °F) and 18 °C (65 °F) through the year, but rarely can drop to -31 °C (-23 °F) or can rise to as high as 32 °C (89 °F). The average annual precipitation amounts to about 1428 mm (56.2 inches) and receives 157 rainy days on the 1 mm (0.04 inches) threshold annually. Jackson enjoys an average of 2790 hours of sunshine throughout the year, and daylight varies from 8 hours 54 minutes to 15 hours 25 minutes per day.

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

The warmest months in Jackson are June, July and August, with daily mean temperatures ranging from 16 to 18 °C (60 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -10 to -7 °C (15 - 20 °F) throughout the day. On average each year, Jackson experiences 24 days above 25 °C (77.0 °F) and 166 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jackson, 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 11°C
(51°F)		 14°C
(58°F)		 16°C
(61°F)		 22°C
(72°F)		 30°C
(87°F)		 30°C
(87°F)		 32°C
(89°F)		 30°C
(87°F)		 28°C
(83°F)		 24°C
(76°F)		 21°C
(71°F)		 12°C
(54°F)
Mean maximum 6°C
(43°F)		 9°C
(48°F)		 10°C
(50°F)		 17°C
(62°F)		 28°C
(82°F)		 27°C
(81°F)		 29°C
(85°F)		 29°C
(84°F)		 26°C
(79°F)		 21°C
(71°F)		 15°C
(59°F)		 8°C
(47°F)
Average high -5°C
(23°F)		 -3°C
(26°F)		 0°C
(33°F)		 7°C
(46°F)		 16°C
(61°F)		 21°C
(70°F)		 23°C
(74°F)		 22°C
(73°F)		 19°C
(66°F)		 12°C
(53°F)		 3°C
(38°F)		 -3°C
(28°F)
Daily mean -10°C
(15°F)		 -8°C
(18°F)		 -4°C
(25°F)		 3°C
(37°F)		 10°C
(51°F)		 16°C
(60°F)		 18°C
(65°F)		 17°C
(63°F)		 13°C
(56°F)		 7°C
(45°F)		 -1°C
(30°F)		 -7°C
(20°F)
Average low -14°C
(7°F)		 -13°C
(9°F)		 -9°C
(17°F)		 -2°C
(30°F)		 5°C
(41°F)		 10°C
(50°F)		 13°C
(56°F)		 12°C
(54°F)		 8°C
(47°F)		 2°C
(37°F)		 -6°C
(22°F)		 -12°C
(11°F)
Mean minimum -27°C
(-16°F)		 -24°C
(-12°F)		 -21°C
(-6°F)		 -11°C
(13°F)		 -2°C
(28°F)		 4°C
(40°F)		 7°C
(45°F)		 5°C
(42°F)		 -1°C
(31°F)		 -5°C
(22°F)		 -18°C
(-0°F)		 -24°C
(-11°F)
Minimum -31°C
(-23°F)		 -27°C
(-17°F)		 -24°C
(-10°F)		 -17°C
(1°F)		 -4°C
(26°F)		 -2°C
(28°F)		 5°C
(42°F)		 3°C
(38°F)		 -5°C
(23°F)		 -10°C
(14°F)		 -25°C
(-12°F)		 -29°C
(-19°F)

Compare climate in Jackson with other places

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

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

Jackson usually has the most precipitation in July, August and October, with an average of 15 rainy days and 156 mm (6.1 inches) of precipitation per month. The driest months in Jackson are January, March and September. On average, 83 mm (3.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Jackson, 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) 91 (3.6) 95 (3.8) 80 (3.1) 141 (5.5) 112 (4.4) 129 (5.1) 173 (6.8) 147 (5.8) 79 (3.1) 146 (5.8) 118 (4.7) 116 (4.6)
Average precipitation days (≥ 1 mm) 11 12 11 15 14 14 16 15 10 14 13 12

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

The sunniest months in Jackson are June, July and August, when the sun shines an average of 10 hours 31 minutes a day. Least sunny months in Jackson: January, February and December receive an average of 4 hours 57 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jackson, 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 126 167 244 219 259 317 324 327 285 194 168 158
Mean daily daylight hours 9h 17m 10h 28m 11h 57m 13h 29m 14h 46m 15h 25m 15h 4m 13h 55m 12h 27m 10h 56m 9h 36m 8h 54m

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

Jackson 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 Jackson UV Index data.

Average daily maximum UV levels by month for Jackson, 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

Detailed Monthly Weather Insights for Jackson, New Hampshire, United States

Discover in-depth weather details for every month in Jackson. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Jackson's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.