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Monthly climate in Fredericton, Canada

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Fredericton features a humid continental climate (Dfb).Temperatures typically range between -8 °C (19 °F) and 20 °C (68 °F) through the year, but rarely can drop to -31 °C (-23 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1250 mm (49.2 inches) and receives 134 rainy days on the 1 mm (0.04 inches) threshold annually.Fredericton enjoys an average of 2819 hours of sunshine throughout the year, and daylight varies from 8 hours 42 minutes to 15 hours 39 minutes per day.

Monthly average temperatures in Fredericton, Canada §

The warmest months in Fredericton are June, July and August, with daily mean temperatures ranging from 17 to 20 °C (62 - 68 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -5 °C (19 - 24 °F) throughout the day. On average each year, Fredericton experiences 40 days above 25 °C (77.0 °F) and 149 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Fredericton, Canada.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 13°C
(55°F)		 14°C
(57°F)		 19°C
(67°F)		 22°C
(72°F)		 32°C
(90°F)		 36°C
(97°F)		 35°C
(95°F)		 32°C
(90°F)		 33°C
(91°F)		 25°C
(77°F)		 23°C
(74°F)		 15°C
(60°F)
Mean maximum 8°C
(47°F)		 9°C
(49°F)		 13°C
(55°F)		 19°C
(66°F)		 29°C
(85°F)		 30°C
(86°F)		 32°C
(89°F)		 31°C
(89°F)		 28°C
(83°F)		 22°C
(71°F)		 18°C
(64°F)		 13°C
(55°F)
Average high -3°C
(27°F)		 -1°C
(30°F)		 3°C
(37°F)		 10°C
(50°F)		 17°C
(63°F)		 22°C
(73°F)		 25°C
(78°F)		 25°C
(78°F)		 21°C
(69°F)		 14°C
(57°F)		 6°C
(42°F)		 -0°C
(32°F)
Daily mean -8°C
(19°F)		 -7°C
(20°F)		 -2°C
(28°F)		 5°C
(41°F)		 11°C
(52°F)		 17°C
(62°F)		 20°C
(68°F)		 19°C
(67°F)		 15°C
(59°F)		 9°C
(48°F)		 1°C
(35°F)		 -5°C
(24°F)
Average low -12°C
(10°F)		 -12°C
(10°F)		 -7°C
(20°F)		 0°C
(33°F)		 5°C
(41°F)		 10°C
(51°F)		 14°C
(58°F)		 14°C
(57°F)		 9°C
(49°F)		 4°C
(40°F)		 -3°C
(27°F)		 -9°C
(16°F)
Mean minimum -23°C
(-10°F)		 -23°C
(-9°F)		 -18°C
(-0°F)		 -6°C
(21°F)		 -1°C
(30°F)		 3°C
(38°F)		 8°C
(47°F)		 7°C
(45°F)		 1°C
(35°F)		 -4°C
(25°F)		 -12°C
(10°F)		 -18°C
(-1°F)
Minimum -31°C
(-23°F)		 -26°C
(-15°F)		 -20°C
(-4°F)		 -10°C
(14°F)		 -3°C
(27°F)		 0°C
(32°F)		 7°C
(44°F)		 5°C
(42°F)		 -2°C
(28°F)		 -9°C
(17°F)		 -20°C
(-3°F)		 -22°C
(-8°F)

Compare climate in Fredericton with other places

Compare temperature, precipitation, sunshine, UV index in Fredericton, Canada with other places around the world.

Monthly average precipitation in Fredericton, Canada §

Fredericton usually has the most precipitation in May, November and December, with an average of 12 rainy days and 123 mm (4.8 inches) of precipitation per month.The driest months in Fredericton are February, March and August. On average, 88 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Fredericton, Canada.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) 100 (4.0) 91 (3.6) 83 (3.3) 113 (4.5) 116 (4.6) 101 (4.0) 103 (4.0) 90 (3.5) 98 (3.9) 102 (4.0) 136 (5.3) 118 (4.6)
Average precipitation days (≥ 1 mm) 9 11 9 12 13 12 12 11 10 11 13 11

Monthly sunshine hours in Fredericton, Canada §

The sunniest months in Fredericton are June, July and August, when the sun shines an average of 10 hours 23 minutes a day.Least sunny months in Fredericton: January, November 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 Fredericton, Canada.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 133 193 237 220 280 311 320 324 266 202 165 163
Mean daily daylight hours 9h 6m 10h 22m 11h 57m 13h 34m 14h 57m 15h 39m 15h 16m 14h 2m 12h 28m 10h 51m 9h 26m 8h 42m

Solar UV radiation in Fredericton, Canada §

Fredericton experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 8 - 9, 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 Fredericton UV Index data.

Average daily maximum UV levels by month for Fredericton, Canada.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 9 8 8 7 5 3 2