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Monthly climate in Addison, Vermont, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Addison features a humid continental climate (Dfb). Temperatures typically range between -6 °C (21 °F) and 22 °C (71 °F) through the year, but rarely can drop to -30 °C (-21 °F) or can rise to as high as 36 °C (97 °F). The average annual precipitation amounts to about 1085 mm (42.7 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually. Addison enjoys an average of 2720 hours of sunshine throughout the year, and daylight varies from 8 hours 55 minutes to 15 hours 24 minutes per day.

Monthly average temperatures in Addison, Vermont, United States §

The warmest months in Addison are June, July and August, with daily mean temperatures ranging from 19 to 22 °C (66 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -3 °C (21 - 27 °F) throughout the day. On average each year, Addison experiences 57 days above 25 °C (77.0 °F) and 128 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Addison, Vermont, 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 14°C
(57°F)		 19°C
(67°F)		 21°C
(69°F)		 25°C
(78°F)		 33°C
(92°F)		 34°C
(94°F)		 36°C
(97°F)		 33°C
(92°F)		 32°C
(91°F)		 25°C
(78°F)		 22°C
(72°F)		 15°C
(59°F)
Mean maximum 8°C
(47°F)		 12°C
(53°F)		 16°C
(61°F)		 22°C
(71°F)		 30°C
(87°F)		 30°C
(87°F)		 32°C
(90°F)		 31°C
(89°F)		 30°C
(86°F)		 23°C
(74°F)		 18°C
(64°F)		 12°C
(53°F)
Average high -2°C
(29°F)		 0°C
(33°F)		 4°C
(40°F)		 11°C
(53°F)		 19°C
(67°F)		 24°C
(76°F)		 27°C
(80°F)		 26°C
(79°F)		 22°C
(72°F)		 15°C
(59°F)		 6°C
(43°F)		 1°C
(33°F)
Daily mean -6°C
(21°F)		 -4°C
(24°F)		 -0°C
(31°F)		 7°C
(44°F)		 14°C
(57°F)		 19°C
(66°F)		 22°C
(71°F)		 21°C
(69°F)		 17°C
(62°F)		 10°C
(51°F)		 2°C
(36°F)		 -3°C
(27°F)
Average low -10°C
(14°F)		 -9°C
(16°F)		 -5°C
(23°F)		 2°C
(37°F)		 8°C
(47°F)		 13°C
(56°F)		 17°C
(63°F)		 16°C
(61°F)		 12°C
(53°F)		 6°C
(44°F)		 -2°C
(29°F)		 -7°C
(20°F)
Mean minimum -24°C
(-12°F)		 -22°C
(-7°F)		 -19°C
(-1°F)		 -4°C
(25°F)		 1°C
(34°F)		 7°C
(46°F)		 11°C
(51°F)		 10°C
(50°F)		 4°C
(39°F)		 -2°C
(29°F)		 -13°C
(9°F)		 -20°C
(-4°F)
Minimum -30°C
(-21°F)		 -26°C
(-15°F)		 -20°C
(-3°F)		 -7°C
(20°F)		 -1°C
(31°F)		 3°C
(38°F)		 9°C
(49°F)		 7°C
(45°F)		 -0°C
(32°F)		 -4°C
(26°F)		 -20°C
(-4°F)		 -26°C
(-15°F)

Compare climate in Addison with other places

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

Monthly average precipitation in Addison, Vermont, United States §

Addison usually has the most precipitation in April, July and October, with an average of 13 rainy days and 117 mm (4.6 inches) of precipitation per month. The driest months in Addison are February, March and September. On average, 69 mm (2.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Addison, Vermont, 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) 77 (3.0) 77 (3.0) 67 (2.6) 111 (4.4) 87 (3.4) 88 (3.5) 110 (4.3) 95 (3.7) 64 (2.5) 131 (5.2) 98 (3.9) 80 (3.2)
Average precipitation days (≥ 1 mm) 10 11 9 13 12 12 13 12 8 13 13 11

Monthly sunshine hours in Addison, Vermont, United States §

The sunniest months in Addison are June, July and August, when the sun shines an average of 10 hours 43 minutes a day. Least sunny months in Addison: January, November and December receive an average of 4 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Addison, Vermont, 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 108 148 224 219 267 322 332 330 289 196 148 131
Mean daily daylight hours 9h 18m 10h 28m 11h 57m 13h 28m 14h 46m 15h 24m 15h 3m 13h 54m 12h 27m 10h 56m 9h 36m 8h 55m

Solar UV radiation in Addison, Vermont, United States §

Addison 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 Addison UV Index data.

Average daily maximum UV levels by month for Addison, Vermont, 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 5 8 9 10 9 9 7 5 3 2

Detailed Monthly Weather Insights for Addison, Vermont, United States

Discover in-depth weather details for every month in Addison. 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 Addison'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.