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Monthly climate in Lumby, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Lumby features a humid continental climate (Dfb). Temperatures typically range between -5 °C (23 °F) and 18 °C (65 °F) through the year, but rarely can drop to -28 °C (-18 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 648 mm (25.5 inches) and receives 136 rainy days on the 1 mm (0.04 inches) threshold annually. Lumby enjoys an average of 2802 hours of sunshine throughout the year, and daylight varies from 8 hours 5 minutes to 16 hours 19 minutes per day.

Monthly average temperatures in Lumby, Canada

The warmest months in Lumby are June, July and August, with daily mean temperatures ranging from 15 to 18 °C (59 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -5 to -2 °C (23 - 28 °F) throughout the day. On average each year, Lumby experiences 38 days above 25 °C (77.0 °F) and 144 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Lumby. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum6°C
(43°F)		10°C
(50°F)		18°C
(64°F)		21°C
(71°F)		27°C
(81°F)		41°C
(106°F)		42°C
(108°F)		35°C
(95°F)		31°C
(88°F)		22°C
(71°F)		12°C
(54°F)		11°C
(52°F)
Mean maximum5°C
(42°F)		7°C
(44°F)		12°C
(54°F)		18°C
(64°F)		25°C
(77°F)		29°C
(84°F)		34°C
(94°F)		34°C
(93°F)		27°C
(82°F)		17°C
(64°F)		9°C
(49°F)		7°C
(44°F)
Average high-1°C
(31°F)		-1°C
(31°F)		6°C
(43°F)		10°C
(51°F)		17°C
(63°F)		21°C
(69°F)		25°C
(78°F)		25°C
(77°F)		18°C
(65°F)		9°C
(49°F)		4°C
(39°F)		-0°C
(32°F)
Daily mean-4°C
(25°F)		-5°C
(23°F)		1°C
(34°F)		5°C
(41°F)		11°C
(52°F)		15°C
(59°F)		18°C
(65°F)		18°C
(65°F)		13°C
(55°F)		5°C
(41°F)		1°C
(34°F)		-2°C
(28°F)
Average low-7°C
(19°F)		-9°C
(16°F)		-4°C
(26°F)		-0°C
(32°F)		5°C
(41°F)		8°C
(47°F)		11°C
(52°F)		11°C
(52°F)		8°C
(46°F)		1°C
(35°F)		-1°C
(30°F)		-5°C
(24°F)
Mean minimum-21°C
(-6°F)		-20°C
(-4°F)		-13°C
(9°F)		-5°C
(24°F)		0°C
(32°F)		3°C
(38°F)		6°C
(44°F)		5°C
(42°F)		2°C
(35°F)		-6°C
(22°F)		-8°C
(18°F)		-16°C
(4°F)
Minimum-27°C
(-17°F)		-24°C
(-11°F)		-26°C
(-14°F)		-7°C
(19°F)		-1°C
(30°F)		2°C
(35°F)		5°C
(41°F)		5°C
(42°F)		1°C
(33°F)		-10°C
(15°F)		-13°C
(10°F)		-28°C
(-18°F)

Compare climate in Lumby with other places

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

Monthly average precipitation in Lumby, Canada

Lumby usually has the most precipitation in October, November and December, with an average of 15 rainy days and 75 mm (3.0 inches) of precipitation per month. The driest months in Lumby are January, July and August. On average, 33 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Lumby. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)47 (1.9)59 (2.3)53 (2.1)56 (2.2)56 (2.2)47 (1.9)31 (1.2)20 (0.8)53 (2.1)69 (2.7)84 (3.3)72 (2.8)
Average precipitation days (≥ 1 mm)1214131110115410141616

Monthly sunshine hours in Lumby, Canada

The sunniest months in Lumby are June, July and August, when the sun shines an average of 11 hours 45 minutes a day. Least sunny months in Lumby: January, November and December receive an average of 3 hours 18 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Lumby. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours90149221264336339391350256188108105
Mean daily daylight hours8h 35m10h 5m11h 56m13h 50m15h 28m16h 19m15h 51m14h 22m12h 32m10h 39m8h 58m8h 5m

Solar UV radiation in Lumby, Canada

Lumby experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Lumby UV Index data.

Average daily maximum UV levels by month for Lumby. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689986421