Climate Insights for Leamington

Essex County, Ontario, Canada

Hottest
July
25°C peak
Coldest
January
-3°C low
Wettest
April
98mm rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Leamington is temperate. The average annual temperature is 10°C and approximately 982mm of precipitation falls per year. Leamington receives a notable amount of rainfall throughout the year, including during its driest month. Leamington is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, September. The coldest months are January, February, December, when temperatures can drop to -3°C. Snowfall occurs from January to December, with around 98cm accumulating over the season.

Temperature

-10° 0° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 0° Average: -2° Min: -3° Feb Max: 1° Average: -1° Min: -3° Mar Max: 4° Average: 2° Min: 0° Apr Max: 8° Average: 6° Min: 5° May Max: 15° Average: 13° Min: 11° Jun Max: 22° Average: 19° Min: 18° Jul Max: 25° Average: 23° Min: 22° Aug Max: 25° Average: 23° Min: 21° Sep Max: 22° Average: 20° Min: 18° Oct Max: 16° Average: 14° Min: 12° Nov Max: 9° Average: 7° Min: 5° Dec Max: 3° Average: 1° Min: 0°
Max
Average
Min

Temperatures in Leamington vary considerably across the year, with a 28°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 25°C and the mean temperature sits around 23°C. The coldest month is January, when overnight lows fall to -3°C and the daily average is -2°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between October and November, with a 7°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 79mm Snow: 24mm Feb Precipitation: 70mm Snow: 26mm Mar Precipitation: 86mm Snow: 11mm Apr Precipitation: 98mm Snow: 6mm May Precipitation: 93mm Snow: 0mm Jun Precipitation: 73mm Snow: 0mm Jul Precipitation: 86mm Snow: 0mm Aug Precipitation: 68mm Snow: 0mm Sep Precipitation: 61mm Snow: 0mm Oct Precipitation: 96mm Snow: 0mm Nov Precipitation: 84mm Snow: 10mm Dec Precipitation: 87mm Snow: 21mm
Precipitation
Snow

Leamington is a moderately rainy area, receiving approximately 982mm of precipitation annually, which averages out to around 82mm per month. The wettest month is April, averaging 98mm of rainfall. October and May also tend to see above-average precipitation. The driest month is September, with just 61mm. That's 37mm less than April, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Snowfall is a regular feature from January to December, with around 98cm accumulating over the season. February typically sees the most snow at around 26cm.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 25km/h Feb Wind Speed: 24km/h Mar Wind Speed: 23km/h Apr Wind Speed: 22km/h May Wind Speed: 20km/h Jun Wind Speed: 19km/h Jul Wind Speed: 16km/h Aug Wind Speed: 17km/h Sep Wind Speed: 19km/h Oct Wind Speed: 24km/h Nov Wind Speed: 26km/h Dec Wind Speed: 26km/h
Wind Speed

Leamington is moderately windy, with an average annual wind speed of 22km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 26km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 16km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 10km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 25km/h in winter, 22km/h in spring, 17km/h in summer, 23km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

87 days until Winter

It is currently autumn in Leamington, which began on September 23, 2026. Leamington is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 25°C, while the coldest stretch bottoms out in January near -3°C. Winter is next, beginning on December 21, 2026 (87 days from now).

Spring

Temperatures range from 0 to 15°C. Precipitation is moderate at around 278mm for the season, averaging 93mm per month. Winds are moderate at around 22km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 18 to 25°C. Precipitation is moderate at around 227mm for the season, averaging 76mm per month. Winds are moderate at around 17km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 5 to 22°C. Precipitation is moderate at around 241mm for the season, averaging 80mm per month. Expect around 10cm of snow accumulation during this period. Winds are moderate at around 23km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -3 to 3°C. Precipitation is moderate at around 236mm for the season, averaging 79mm per month. Expect around 71cm of snow accumulation during this period. Winds are strong, averaging 25km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan -2°
Feb -1°
Mar 2°
Apr 6°
May 13°
Jun 19°
Jul 23°
Aug 23°
Sep 20°
Oct 14°
Nov 7°
Dec 1°

The best time to visit Leamington is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 72mm per month. By contrast, January can be quite cold with temperatures dropping to -3°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Leamington based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-3 °C
0 °C
25 km/h
79 mm
24 cm
Feb
-3 °C
1 °C
24 km/h
70 mm
26 cm
Mar
0 °C
4 °C
23 km/h
86 mm
11 cm
Apr
5 °C
8 °C
22 km/h
98 mm
6 cm
May
11 °C
15 °C
20 km/h
93 mm
0 cm
Jun
18 °C
22 °C
19 km/h
73 mm
0 cm
Jul
22 °C
25 °C
16 km/h
86 mm
0 cm
Aug
21 °C
25 °C
17 km/h
68 mm
0 cm
Sep Current
18 °C
22 °C
19 km/h
61 mm
0 cm
Oct
12 °C
16 °C
24 km/h
96 mm
0 cm
Nov
5 °C
9 °C
26 km/h
84 mm
10 cm
Dec
0 °C
3 °C
26 km/h
87 mm
21 cm
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Metric (°C, km/h)