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Monthly climate in North Bay, Ontario, Canada

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification North Bay features a humid continental climate (Dfb).Temperatures typically range between -10 °C (15 °F) and 20 °C (69 °F) through the year, but rarely can drop to -31 °C (-24 °F) or can rise to as high as 31 °C (89 °F).The average annual precipitation amounts to about 1090 mm (42.9 inches) and receives 147 rainy days on the 1 mm (0.04 inches) threshold annually.North Bay enjoys an average of 2587 hours of sunshine throughout the year, and daylight varies from 8 hours 39 minutes to 15 hours 43 minutes per day.

Monthly average temperatures in North Bay, Ontario, Canada §

The warmest months in North Bay are June, July and August, with daily mean temperatures ranging from 17 to 20 °C (63 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -10 to -6 °C (15 - 21 °F) throughout the day. On average each year, North Bay experiences 25 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 North Bay, Ontario, 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 7°C
(44°F)		 6°C
(44°F)		 15°C
(59°F)		 24°C
(76°F)		 31°C
(88°F)		 28°C
(83°F)		 31°C
(89°F)		 31°C
(88°F)		 29°C
(84°F)		 22°C
(72°F)		 18°C
(64°F)		 11°C
(51°F)
Mean maximum 3°C
(37°F)		 4°C
(40°F)		 8°C
(47°F)		 18°C
(66°F)		 26°C
(79°F)		 27°C
(82°F)		 29°C
(85°F)		 28°C
(82°F)		 25°C
(78°F)		 20°C
(68°F)		 11°C
(51°F)		 6°C
(43°F)
Average high -6°C
(22°F)		 -5°C
(24°F)		 -0°C
(32°F)		 7°C
(45°F)		 16°C
(61°F)		 21°C
(70°F)		 24°C
(76°F)		 23°C
(73°F)		 18°C
(65°F)		 11°C
(53°F)		 2°C
(37°F)		 -3°C
(26°F)
Daily mean -10°C
(15°F)		 -9°C
(16°F)		 -4°C
(25°F)		 3°C
(37°F)		 11°C
(53°F)		 17°C
(63°F)		 20°C
(69°F)		 19°C
(66°F)		 14°C
(58°F)		 8°C
(47°F)		 -0°C
(32°F)		 -6°C
(21°F)
Average low -13°C
(9°F)		 -13°C
(9°F)		 -8°C
(17°F)		 -1°C
(31°F)		 7°C
(45°F)		 13°C
(56°F)		 17°C
(62°F)		 16°C
(60°F)		 11°C
(52°F)		 5°C
(42°F)		 -3°C
(27°F)		 -9°C
(16°F)
Mean minimum -25°C
(-13°F)		 -25°C
(-12°F)		 -20°C
(-4°F)		 -9°C
(16°F)		 -1°C
(31°F)		 8°C
(47°F)		 12°C
(55°F)		 10°C
(51°F)		 5°C
(41°F)		 -2°C
(29°F)		 -14°C
(7°F)		 -21°C
(-6°F)
Minimum -31°C
(-24°F)		 -28°C
(-17°F)		 -23°C
(-8°F)		 -15°C
(5°F)		 -3°C
(27°F)		 5°C
(41°F)		 11°C
(53°F)		 9°C
(48°F)		 4°C
(39°F)		 -7°C
(20°F)		 -17°C
(2°F)		 -28°C
(-18°F)

Compare climate in North Bay with other places

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

Monthly average precipitation in North Bay, Ontario, Canada §

North Bay usually has the most precipitation in June, September and October, with an average of 13 rainy days and 119 mm (4.7 inches) of precipitation per month.The driest months in North Bay are January, February and March. On average, 59 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in North Bay, Ontario, 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) 55 (2.1) 66 (2.6) 56 (2.2) 96 (3.8) 94 (3.7) 122 (4.8) 97 (3.8) 105 (4.1) 113 (4.5) 122 (4.8) 88 (3.5) 78 (3.1)
Average precipitation days (≥ 1 mm) 9 13 10 12 11 12 11 13 12 15 14 15

Monthly sunshine hours in North Bay, Ontario, Canada §

The sunniest months in North Bay are June, July and August, when the sun shines an average of 10 hours 8 minutes a day.Least sunny months in North Bay: January, November and December receive an average of 3 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in North Bay, Ontario, 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 95 156 235 221 271 302 335 294 250 177 125 118
Mean daily daylight hours 9h 3m 10h 20m 11h 57m 13h 36m 15h 0m 15h 43m 15h 19m 14h 4m 12h 28m 10h 50m 9h 24m 8h 39m

Solar UV radiation in North Bay, Ontario, Canada §

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

Average daily maximum UV levels by month for North Bay, Ontario, 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 4 5 7 9 9 9 8 7 5 3 2