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Monthly climate in Westfield, Maine, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Westfield 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 -32 °C (-26 °F) or can rise to as high as 35 °C (95 °F).The average annual precipitation amounts to about 1188 mm (46.8 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually.Westfield enjoys an average of 2740 hours of sunshine throughout the year, and daylight varies from 8 hours 37 minutes to 15 hours 45 minutes per day.

Monthly average temperatures in Westfield, Maine, United States §

The warmest months in Westfield are June, July and August, with daily mean temperatures ranging from 16 to 19 °C (61 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -9 to -7 °C (16 - 20 °F) throughout the day. On average each year, Westfield experiences 34 days above 25 °C (77.0 °F) and 160 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Westfield, Maine, 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
(52°F)		 8°C
(47°F)		 16°C
(60°F)		 20°C
(68°F)		 32°C
(90°F)		 35°C
(95°F)		 34°C
(93°F)		 33°C
(91°F)		 30°C
(87°F)		 24°C
(75°F)		 23°C
(74°F)		 14°C
(58°F)
Mean maximum 6°C
(43°F)		 7°C
(45°F)		 9°C
(49°F)		 17°C
(63°F)		 29°C
(84°F)		 29°C
(84°F)		 30°C
(87°F)		 30°C
(87°F)		 27°C
(81°F)		 21°C
(70°F)		 17°C
(63°F)		 11°C
(51°F)
Average high -5°C
(23°F)		 -4°C
(26°F)		 1°C
(34°F)		 8°C
(47°F)		 17°C
(63°F)		 22°C
(71°F)		 25°C
(77°F)		 24°C
(76°F)		 20°C
(68°F)		 12°C
(55°F)		 4°C
(39°F)		 -3°C
(28°F)
Daily mean -9°C
(16°F)		 -8°C
(18°F)		 -4°C
(26°F)		 3°C
(39°F)		 11°C
(52°F)		 16°C
(61°F)		 19°C
(67°F)		 19°C
(66°F)		 14°C
(57°F)		 8°C
(46°F)		 -0°C
(32°F)		 -7°C
(20°F)
Average low -14°C
(8°F)		 -13°C
(9°F)		 -8°C
(18°F)		 -1°C
(31°F)		 4°C
(40°F)		 10°C
(50°F)		 14°C
(57°F)		 13°C
(56°F)		 9°C
(48°F)		 3°C
(38°F)		 -4°C
(25°F)		 -11°C
(13°F)
Mean minimum -25°C
(-13°F)		 -24°C
(-12°F)		 -19°C
(-3°F)		 -8°C
(17°F)		 -2°C
(29°F)		 2°C
(36°F)		 7°C
(44°F)		 6°C
(43°F)		 0°C
(33°F)		 -4°C
(24°F)		 -15°C
(5°F)		 -21°C
(-6°F)
Minimum -32°C
(-26°F)		 -27°C
(-15°F)		 -23°C
(-9°F)		 -13°C
(10°F)		 -4°C
(25°F)		 -1°C
(31°F)		 5°C
(41°F)		 4°C
(40°F)		 -2°C
(28°F)		 -10°C
(15°F)		 -20°C
(-3°F)		 -25°C
(-12°F)

Compare climate in Westfield with other places

Compare temperature, precipitation, sunshine, UV index in Westfield, Maine, United States with other places around the world.

Monthly average precipitation in Westfield, Maine, United States §

Westfield usually has the most precipitation in July, October and November, with an average of 11 rainy days and 114 mm (4.5 inches) of precipitation per month.The driest months in Westfield are February, March and August. On average, 81 mm (3.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Westfield, Maine, 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) 93 (3.7) 79 (3.1) 76 (3.0) 111 (4.4) 108 (4.2) 91 (3.6) 117 (4.6) 90 (3.5) 97 (3.8) 112 (4.4) 113 (4.5) 103 (4.1)
Average precipitation days (≥ 1 mm) 9 12 10 13 13 13 12 10 10 12 11 10

Monthly sunshine hours in Westfield, Maine, United States §

The sunniest months in Westfield are June, July and August, when the sun shines an average of 10 hours 23 minutes a day.Least sunny months in Westfield: January, November and December receive an average of 4 hours 39 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Westfield, Maine, 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 122 180 231 216 277 311 324 319 261 188 156 150
Mean daily daylight hours 9h 2m 10h 19m 11h 57m 13h 36m 15h 2m 15h 45m 15h 21m 14h 5m 12h 29m 10h 50m 9h 22m 8h 37m

Solar UV radiation in Westfield, Maine, United States §

Westfield experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 8 - 10, which corresponds to the Very High category of sun exposure.January, February 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 Westfield UV Index data.

Average daily maximum UV levels by month for Westfield, Maine, 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 3 5 7 8 10 8 8 7 5 3 2