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Monthly climate in Edmundston, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Edmundston features a humid continental climate (Dfb). Temperatures typically range between -11 °C (13 °F) and 19 °C (66 °F) through the year, but rarely can drop to -32 °C (-24 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 1166 mm (45.9 inches) and receives 141 rainy days on the 1 mm (0.04 inches) threshold annually. Edmundston enjoys an average of 2764 hours of sunshine throughout the year, and daylight varies from 8 hours 30 minutes to 15 hours 52 minutes per day.

Monthly average temperatures in Edmundston, Canada

The warmest months in Edmundston are June, July and August, with daily mean temperatures ranging from 15 to 19 °C (60 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -11 to -8 °C (13 - 18 °F) throughout the day. On average each year, Edmundston experiences 25 days above 25 °C (77.0 °F) and 162 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Edmundston. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum9°C
(49°F)		6°C
(44°F)		16°C
(60°F)		19°C
(66°F)		31°C
(88°F)		33°C
(92°F)		32°C
(90°F)		31°C
(88°F)		28°C
(82°F)		21°C
(71°F)		21°C
(69°F)		14°C
(57°F)
Mean maximum4°C
(39°F)		6°C
(42°F)		9°C
(48°F)		16°C
(61°F)		27°C
(81°F)		27°C
(81°F)		29°C
(85°F)		28°C
(84°F)		26°C
(79°F)		19°C
(67°F)		15°C
(60°F)		9°C
(48°F)
Average high-6°C
(21°F)		-5°C
(23°F)		-0°C
(32°F)		7°C
(45°F)		16°C
(61°F)		20°C
(69°F)		24°C
(75°F)		23°C
(74°F)		18°C
(65°F)		11°C
(52°F)		3°C
(37°F)		-4°C
(25°F)
Daily mean-11°C
(13°F)		-9°C
(15°F)		-5°C
(24°F)		3°C
(37°F)		10°C
(51°F)		15°C
(60°F)		19°C
(66°F)		18°C
(65°F)		13°C
(56°F)		7°C
(45°F)		-1°C
(31°F)		-8°C
(18°F)
Average low-15°C
(6°F)		-14°C
(7°F)		-9°C
(16°F)		-2°C
(29°F)		5°C
(41°F)		10°C
(50°F)		14°C
(57°F)		13°C
(56°F)		8°C
(47°F)		3°C
(38°F)		-5°C
(24°F)		-12°C
(10°F)
Mean minimum-26°C
(-14°F)		-25°C
(-13°F)		-21°C
(-5°F)		-9°C
(16°F)		-2°C
(29°F)		3°C
(38°F)		8°C
(46°F)		6°C
(44°F)		1°C
(34°F)		-4°C
(25°F)		-16°C
(3°F)		-23°C
(-9°F)
Minimum-32°C
(-24°F)		-27°C
(-16°F)		-24°C
(-12°F)		-13°C
(8°F)		-4°C
(26°F)		0°C
(33°F)		5°C
(42°F)		5°C
(42°F)		-2°C
(28°F)		-9°C
(17°F)		-19°C
(-1°F)		-26°C
(-14°F)

Compare climate in Edmundston with other places

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

Monthly average precipitation in Edmundston, Canada

Edmundston usually has the most precipitation in April, October and November, with an average of 12 rainy days and 119 mm (4.7 inches) of precipitation per month. The driest months in Edmundston are February, March and August. On average, 78 mm (3.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Edmundston. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)89 (3.5)74 (2.9)77 (3.0)119 (4.7)97 (3.8)92 (3.6)93 (3.7)84 (3.3)100 (3.9)121 (4.7)119 (4.7)102 (4.0)
Average precipitation days (≥ 1 mm)91110141413131111121211

Monthly sunshine hours in Edmundston, Canada

The sunniest months in Edmundston are June, July and August, when the sun shines an average of 10 hours 46 minutes a day. Least sunny months in Edmundston: January, November and December receive an average of 4 hours 31 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Edmundston. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours116180231223284320341329255182151147
Mean daily daylight hours8h 56m10h 16m11h 56m13h 39m15h 7m15h 52m15h 27m14h 8m12h 30m10h 48m9h 17m8h 30m

Solar UV radiation in Edmundston, Canada

Edmundston 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 Edmundston UV Index data.

Average daily maximum UV levels by month for Edmundston. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)2357810887432