Climate Insights for Deseronto

Hastings County, Ontario, Canada

Hottest
July
28°C peak
Coldest
January
-9°C low
Wettest
April
105mm rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Deseronto is cool. The average annual temperature is 9°C and approximately 984mm of precipitation falls per year. Deseronto receives a notable amount of rainfall throughout the year, including during its driest month. Deseronto 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 -9°C. Snowfall occurs from January to December, with around 105cm accumulating over the season.

Temperature

-10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -1° Average: -6° Min: -9° Feb Max: 0° Average: -5° Min: -9° Mar Max: 5° Average: 0° Min: -4° Apr Max: 12° Average: 7° Min: 2° May Max: 21° Average: 15° Min: 9° Jun Max: 25° Average: 19° Min: 14° Jul Max: 28° Average: 22° Min: 17° Aug Max: 27° Average: 21° Min: 16° Sep Max: 23° Average: 17° Min: 12° Oct Max: 15° Average: 10° Min: 6° Nov Max: 8° Average: 4° Min: 0° Dec Max: 2° Average: -1° Min: -4°
Max
Average
Min

Deseronto has a wide annual temperature range, spanning 37°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 -9°C and the daily average is -6°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: 75mm Snow: 29mm Feb Precipitation: 67mm Snow: 27mm Mar Precipitation: 71mm Snow: 14mm Apr Precipitation: 105mm Snow: 6mm May Precipitation: 71mm Snow: 0mm Jun Precipitation: 99mm Snow: 0mm Jul Precipitation: 80mm Snow: 0mm Aug Precipitation: 94mm Snow: 0mm Sep Precipitation: 71mm Snow: 0mm Oct Precipitation: 101mm Snow: 1mm Nov Precipitation: 69mm Snow: 8mm Dec Precipitation: 82mm Snow: 21mm
Precipitation
Snow

Deseronto is a moderately rainy area, receiving approximately 984mm of precipitation annually, which averages out to around 82mm per month. The wettest month is April, averaging 105mm of rainfall. October and June also tend to see above-average precipitation. The driest month is February, with just 67mm. That's 39mm 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 105cm accumulating over the season. January typically sees the most snow at around 29cm.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 17km/h Feb Wind Speed: 18km/h Mar Wind Speed: 18km/h Apr Wind Speed: 18km/h May Wind Speed: 15km/h Jun Wind Speed: 15km/h Jul Wind Speed: 14km/h Aug Wind Speed: 14km/h Sep Wind Speed: 14km/h Oct Wind Speed: 17km/h Nov Wind Speed: 17km/h Dec Wind Speed: 17km/h
Wind Speed

Deseronto is mildly breezy, with an average annual wind speed of 16km/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 18km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 14km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h 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 18km/h in winter, 17km/h in spring, 15km/h in summer, 16km/h in autumn.

Seasons

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

89 days until Summer

It is currently spring in Deseronto, which began on March 20, 2026. Deseronto 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 -9°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from -4 to 21°C. Precipitation is moderate at around 246mm for the season, averaging 82mm per month. Winds are moderate at around 17km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 14 to 28°C. Precipitation is moderate at around 273mm for the season, averaging 91mm per month. Winds are generally light, averaging 15km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 0 to 23°C. Precipitation is moderate at around 241mm for the season, averaging 80mm per month. Expect around 9cm of snow accumulation during this period. Winds are moderate at around 16km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -9 to 2°C. Precipitation is moderate at around 224mm for the season, averaging 75mm per month. Expect around 76cm of snow accumulation during this period. Winds are moderate at around 18km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan -6°
Feb -5°
Mar
Apr
May 15°
Jun 19°
Jul 22°
Aug 21°
Sep 17°
Oct 10°
Nov
Dec -1°

The best time to visit Deseronto is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 86mm per month. By contrast, January can be quite cold with temperatures dropping to -9°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 Deseronto 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
-9 °C
-1 °C
17 km/h
75 mm
29 cm
Feb
-9 °C
0 °C
18 km/h
67 mm
27 cm
Mar Current
-4 °C
5 °C
18 km/h
71 mm
14 cm
Apr
2 °C
12 °C
18 km/h
105 mm
6 cm
May
9 °C
21 °C
15 km/h
71 mm
0 cm
Jun
14 °C
25 °C
15 km/h
99 mm
0 cm
Jul
17 °C
28 °C
14 km/h
80 mm
0 cm
Aug
16 °C
27 °C
14 km/h
94 mm
0 cm
Sep
12 °C
23 °C
14 km/h
71 mm
0 cm
Oct
6 °C
15 °C
17 km/h
101 mm
1 cm
Nov
0 °C
8 °C
17 km/h
69 mm
8 cm
Dec
-4 °C
2 °C
17 km/h
82 mm
21 cm
Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

gb English
Metric (°C, km/h)