Amherstburg (ON) Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Amherstburg.

Climate overview of Amherstburg

The climate in Amherstburg, Ontario, Canada, is marked by large temperature swings across the seasons, ranging from 28°C (82°F) in July to 1°C (34°F) in January.

With around 1018 mm (40 in) of annual rain/snowfall, Amherstburg has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has warm summers and very cold winters. The wettest month is April. The sunniest month is July, with 9.8 hours of sunshine per day on average.

Amherstburg Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Amherstburg - and find the best time to visit.

Monthly Temperature in Amherstburg

In Amherstburg, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 28°C (82°F) in July. In January, the coolest month of the year, temperatures drop to a very cold 1°C (34°F).

At night, temperatures range from around 20°C (68°F) in July to -7°C (19°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Amherstburg

Amherstburg experiences significant rain/snowfall throughout the year, averaging 1018 mm (40 in) of precipitation annually. Despite minor fluctuations, Amherstburg enjoys fairly consistent precipitation throughout the year. In April, you can expect around 104 mm (4.1 in) of precipitation, while in February, Amherstburg receives about 71 mm (2.8 in). For more details, please visit our Amherstburg Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Amherstburg

Amherstburg can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.8 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Windsor, Canada (21 KM, 13 Miles).

Daily hours of sunshine

Data from: Windsor, Canada (21 KM, 13 Miles).

Humidity in Amherstburg by Month

Best Time to Visit Amherstburg

For comfortable weather, consider visiting Amherstburg in May, June, July, August and September. Conditions are usually least favourable in January, February, March, April, November and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: May, June, July, August and September
  • Warmest weather: July and August
  • Most sunshine: July
  • Seasonal pattern: Warm summers and very cold winters
  • Coldest conditions: January, with freezing nights around -7°C (19°F).

Frequently asked questions about the climate in Amherstburg

What is the best time to visit Amherstburg?

May, June, July, August and September typically offer the most optimal weather in Amherstburg. In contrast, January, February, March, April, November and December tend to have less optimal conditions. Amherstburg has warm summers and very cold winters.

What temperatures can I expect in Amherstburg?

Daytime highs range from 1°C (34°F) in January to 28°C (82°F) in July. Nighttime lows range from -7°C (19°F) to 20°C (68°F). Temperatures vary considerably through the year.

How much rain does Amherstburg get?

Annual rainfall is around 1018 mm (40 in). April is the wettest month with 104 mm (4.1 in), while February is the driest with 71 mm (2.8 in).

How sunny is Amherstburg?

Amherstburg receives around 2,282 hours of sunshine per year. July is the sunniest month with 293 hours, while December is the cloudiest with just 82 hours. Overall, Amherstburg enjoys abundant sunshine.

Amherstburg 3-Day Forecast

Amherstburg on the map

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