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Monthly climate in Norwich, Vermont, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Norwich features a humid continental climate (Dfb).Temperatures typically range between -6 °C (21 °F) and 21 °C (70 °F) through the year, but rarely can drop to -30 °C (-21 °F) or can rise to as high as 36 °C (96 °F).The average annual precipitation amounts to about 1091 mm (43.0 inches) and receives 133 rainy days on the 1 mm (0.04 inches) threshold annually.Norwich enjoys an average of 2849 hours of sunshine throughout the year, and daylight varies from 8 hours 58 minutes to 15 hours 22 minutes per day.

Monthly average temperatures in Norwich, Vermont, United States §

The warmest months in Norwich are June, July and August, with daily mean temperatures ranging from 18 to 21 °C (65 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -4 °C (21 - 25 °F) throughout the day. On average each year, Norwich experiences 53 days above 25 °C (77.0 °F) and 135 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Norwich, 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 15°C
(59°F)		 21°C
(69°F)		 20°C
(68°F)		 26°C
(78°F)		 33°C
(92°F)		 35°C
(94°F)		 36°C
(96°F)		 34°C
(93°F)		 31°C
(88°F)		 25°C
(78°F)		 22°C
(73°F)		 14°C
(58°F)
Mean maximum 9°C
(49°F)		 12°C
(54°F)		 16°C
(61°F)		 20°C
(69°F)		 30°C
(87°F)		 30°C
(87°F)		 32°C
(90°F)		 32°C
(89°F)		 29°C
(85°F)		 23°C
(74°F)		 17°C
(63°F)		 12°C
(54°F)
Average high -2°C
(29°F)		 -0°C
(32°F)		 4°C
(39°F)		 11°C
(52°F)		 18°C
(65°F)		 24°C
(75°F)		 26°C
(80°F)		 26°C
(78°F)		 22°C
(72°F)		 14°C
(58°F)		 6°C
(42°F)		 0°C
(33°F)
Daily mean -6°C
(21°F)		 -5°C
(24°F)		 -1°C
(31°F)		 6°C
(43°F)		 13°C
(56°F)		 18°C
(65°F)		 21°C
(70°F)		 20°C
(68°F)		 16°C
(61°F)		 10°C
(50°F)		 1°C
(35°F)		 -4°C
(25°F)
Average low -11°C
(12°F)		 -10°C
(14°F)		 -6°C
(22°F)		 2°C
(35°F)		 7°C
(45°F)		 12°C
(54°F)		 16°C
(60°F)		 15°C
(59°F)		 11°C
(51°F)		 5°C
(42°F)		 -3°C
(27°F)		 -8°C
(18°F)
Mean minimum -23°C
(-9°F)		 -22°C
(-8°F)		 -18°C
(-1°F)		 -5°C
(24°F)		 0°C
(33°F)		 7°C
(44°F)		 10°C
(50°F)		 8°C
(47°F)		 2°C
(36°F)		 -3°C
(27°F)		 -14°C
(8°F)		 -23°C
(-10°F)
Minimum -30°C
(-21°F)		 -28°C
(-18°F)		 -21°C
(-5°F)		 -7°C
(20°F)		 -1°C
(31°F)		 0°C
(33°F)		 8°C
(47°F)		 6°C
(43°F)		 -2°C
(28°F)		 -5°C
(24°F)		 -19°C
(-2°F)		 -26°C
(-14°F)

Compare climate in Norwich with other places

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

Monthly average precipitation in Norwich, Vermont, United States §

Norwich usually has the most precipitation in April, July and October, with an average of 12 rainy days and 122 mm (4.8 inches) of precipitation per month.The driest months in Norwich are January, March and September. On average, 66 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Norwich, 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) 70 (2.8) 79 (3.1) 67 (2.6) 113 (4.4) 80 (3.2) 88 (3.5) 125 (4.9) 84 (3.3) 61 (2.4) 130 (5.1) 99 (3.9) 96 (3.8)
Average precipitation days (≥ 1 mm) 9 11 8 13 12 12 12 12 8 13 12 11

Monthly sunshine hours in Norwich, Vermont, United States §

The sunniest months in Norwich are June, July and August, when the sun shines an average of 10 hours 45 minutes a day.Least sunny months in Norwich: January, February and December receive an average of 5 hours 1 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Norwich, 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 132 165 238 225 271 323 329 336 291 203 172 160
Mean daily daylight hours 9h 20m 10h 29m 11h 58m 13h 27m 14h 44m 15h 22m 15h 1m 13h 53m 12h 26m 10h 57m 9h 38m 8h 58m

Solar UV radiation in Norwich, Vermont, United States §

Norwich 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 Norwich UV Index data.

Average daily maximum UV levels by month for Norwich, 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) 3 4 6 8 9 10 9 9 7 5 3 2