Climate Insights for Almonte

Lanark County, Ontario, Canada

Hottest
July
28°C peak
Coldest
January
-11°C low
Wettest
October
129mm rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Almonte is cool. The average annual temperature is 7°C and approximately 1071mm of precipitation falls per year. Almonte receives a notable amount of rainfall throughout the year, including during its driest month. Almonte is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to -11°C. Almonte experiences heavy snowfall, typically from January through December.

Temperature

-20° -10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -3° Average: -7° Min: -11° Feb Max: -1° Average: -6° Min: -10° Mar Max: 3° Average: -2° Min: -6° Apr Max: 10° Average: 5° Min: 1° May Max: 18° Average: 13° Min: 8° Jun Max: 23° Average: 18° Min: 12° Jul Max: 28° Average: 22° Min: 17° Aug Max: 25° Average: 20° Min: 15° Sep Max: 22° Average: 16° Min: 11° Oct Max: 14° Average: 9° Min: 5° Nov Max: 5° Average: 1° Min: -2° Dec Max: -1° Average: -5° Min: -8°
Max
Average
Min

Almonte has a wide annual temperature range, spanning 39°C from the coldest to warmest months. The warmest month is July, when average highs reach 28°C and the mean temperature sits around 22°C. The coldest month is January, when overnight lows fall to -11°C and the daily average is -7°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 8°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm 125mm 150mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 86mm Snow: 49mm Feb Precipitation: 86mm Snow: 52mm Mar Precipitation: 92mm Snow: 34mm Apr Precipitation: 112mm Snow: 17mm May Precipitation: 92mm Snow: 1mm Jun Precipitation: 79mm Snow: 0mm Jul Precipitation: 89mm Snow: 0mm Aug Precipitation: 94mm Snow: 0mm Sep Precipitation: 51mm Snow: 0mm Oct Precipitation: 129mm Snow: 7mm Nov Precipitation: 84mm Snow: 28mm Dec Precipitation: 77mm Snow: 37mm
Precipitation
Snow

Almonte is a moderately rainy area, receiving approximately 1071mm of precipitation annually, which averages out to around 89mm per month. The wettest month is October, averaging 129mm of rainfall. April and August also tend to see above-average precipitation. The driest month is September, with just 51mm. That's 79mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Almonte receives heavy snowfall, accumulating around 224cm annually from January through December. The snowiest month is February, with approximately 52cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 3km/h Feb Wind Speed: 4km/h Mar Wind Speed: 3km/h Apr Wind Speed: 3km/h May Wind Speed: 3km/h Jun Wind Speed: 3km/h Jul Wind Speed: 3km/h Aug Wind Speed: 3km/h Sep Wind Speed: 3km/h Oct Wind Speed: 3km/h Nov Wind Speed: 4km/h Dec Wind Speed: 3km/h
Wind Speed

Almonte is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

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

93 days until Autumn

It is currently summer in Almonte, which began on June 21, 2026. Almonte 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 28°C, while the coldest stretch bottoms out in January near -11°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.

Spring

Temperatures range from -6 to 18°C. Precipitation is moderate at around 296mm for the season, averaging 99mm per month. Winds are generally light, averaging 3km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 12 to 28°C. Precipitation is moderate at around 262mm for the season, averaging 87mm per month. Winds are generally light, averaging 3km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -2 to 22°C. Precipitation is moderate at around 265mm for the season, averaging 88mm per month. Expect around 34cm of snow accumulation during this period. Winds are generally light, averaging 3km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -11 to -1°C. Precipitation is moderate at around 249mm for the season, averaging 83mm per month. Expect around 138cm of snow accumulation during this period. Winds are generally light, averaging 3km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Best Time to Visit

Jan -7°
Feb -6°
Mar -2°
Apr
May 13°
Jun 18°
Jul 22°
Aug 20°
Sep 16°
Oct
Nov
Dec -5°

The best time to visit Almonte is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 78mm per month. By contrast, January can be quite cold with temperatures dropping to -11°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 Almonte 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
-11 °C
-3 °C
3 km/h
86 mm
49 cm
Feb
-10 °C
-1 °C
4 km/h
86 mm
52 cm
Mar
-6 °C
3 °C
3 km/h
92 mm
34 cm
Apr
1 °C
10 °C
3 km/h
112 mm
17 cm
May
8 °C
18 °C
3 km/h
92 mm
1 cm
Jun Current
12 °C
23 °C
3 km/h
79 mm
0 cm
Jul
17 °C
28 °C
3 km/h
89 mm
0 cm
Aug
15 °C
25 °C
3 km/h
94 mm
0 cm
Sep
11 °C
22 °C
3 km/h
51 mm
0 cm
Oct
5 °C
14 °C
3 km/h
129 mm
7 cm
Nov
-2 °C
5 °C
4 km/h
84 mm
28 cm
Dec
-8 °C
-1 °C
3 km/h
77 mm
37 cm
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