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Monthly climate in Leamington, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Leamington features a humid continental climate (Dfb). Temperatures typically range between -2 °C (29 °F) and 23 °C (74 °F) through the year, but rarely can drop to -22 °C (-7 °F) or can rise to as high as 30 °C (86 °F). The average annual precipitation amounts to about 1049 mm (41.3 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually. Leamington enjoys an average of 2985 hours of sunshine throughout the year, and daylight varies from 9 hours 9 minutes to 15 hours 10 minutes per day.

Monthly average temperatures in Leamington, Canada

The warmest months in Leamington are July, August and September, with daily mean temperatures ranging from 20 to 23 °C (68 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -2 to 1 °C (29 - 34 °F) throughout the day. On average each year, Leamington experiences 34 days above 25 °C (77.0 °F) and 77 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Leamington. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(50°F)		9°C
(49°F)		11°C
(52°F)		15°C
(59°F)		22°C
(73°F)		29°C
(85°F)		30°C
(85°F)		30°C
(86°F)		28°C
(82°F)		26°C
(79°F)		16°C
(61°F)		11°C
(53°F)
Mean maximum7°C
(45°F)		6°C
(44°F)		9°C
(48°F)		13°C
(56°F)		20°C
(69°F)		26°C
(79°F)		28°C
(83°F)		28°C
(83°F)		26°C
(80°F)		24°C
(75°F)		14°C
(58°F)		10°C
(50°F)
Average high0°C
(33°F)		1°C
(33°F)		3°C
(38°F)		8°C
(46°F)		14°C
(57°F)		21°C
(70°F)		25°C
(78°F)		25°C
(77°F)		22°C
(72°F)		16°C
(62°F)		8°C
(46°F)		4°C
(39°F)
Daily mean-2°C
(29°F)		-2°C
(29°F)		1°C
(34°F)		6°C
(43°F)		12°C
(54°F)		19°C
(67°F)		23°C
(74°F)		23°C
(74°F)		20°C
(68°F)		14°C
(58°F)		6°C
(43°F)		2°C
(35°F)
Average low-4°C
(26°F)		-4°C
(25°F)		-1°C
(31°F)		4°C
(40°F)		10°C
(51°F)		17°C
(63°F)		21°C
(71°F)		21°C
(71°F)		18°C
(65°F)		12°C
(55°F)		4°C
(40°F)		0°C
(33°F)
Mean minimum-13°C
(10°F)		-12°C
(11°F)		-7°C
(20°F)		-1°C
(31°F)		4°C
(40°F)		13°C
(55°F)		18°C
(64°F)		17°C
(63°F)		13°C
(56°F)		6°C
(43°F)		-2°C
(29°F)		-6°C
(21°F)
Minimum-22°C
(-7°F)		-21°C
(-5°F)		-12°C
(11°F)		-3°C
(27°F)		0°C
(33°F)		10°C
(50°F)		16°C
(62°F)		16°C
(61°F)		11°C
(52°F)		4°C
(39°F)		-5°C
(23°F)		-12°C
(10°F)

Compare climate in Leamington with other places

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

Monthly average precipitation in Leamington, Canada

Leamington usually has the most precipitation in May, October and November, with an average of 13 rainy days and 109 mm (4.3 inches) of precipitation per month. The driest months in Leamington are January, February and September. On average, 71 mm (2.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Leamington. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)76 (3.0)77 (3.0)79 (3.1)98 (3.8)110 (4.3)81 (3.2)98 (3.9)77 (3.0)60 (2.4)115 (4.5)100 (3.9)78 (3.1)
Average precipitation days (≥ 1 mm)1012111313101098151212

Monthly sunshine hours in Leamington, Canada

The sunniest months in Leamington are June, July and August, when the sun shines an average of 11 hours 24 minutes a day. Least sunny months in Leamington: January, February and December receive an average of 4 hours 34 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Leamington. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours111162248258301347362340298235178141
Mean daily daylight hours9h 29m10h 35m11h 58m13h 23m14h 34m15h 10m14h 51m13h 47m12h 25m11h 1m9h 47m9h 9m

Solar UV radiation in Leamington, Canada

Leamington experiences the highest level of ultraviolet (UV) radiation in June, July 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 4. For more detailed information, check out our hourly Leamington UV Index data.

Average daily maximum UV levels by month for Leamington. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)35689101098642