Algonquin Highlands (ON) Weather & Climate: Best Time to Visit

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

Climate overview of Algonquin Highlands

The climate in Algonquin Highlands, Ontario, Canada, is marked by large temperature swings across the seasons, ranging from 25°C (77°F) in July to -4°C (25°F) in January.

Rain/snowfall is high, totalling around 1098 mm (43 in) per year. June is the wettest month and February the driest. The city also experiences warm summers and very cold winters.

Algonquin Highlands Weather by Month

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

Monthly Temperature in Algonquin Highlands

In Algonquin Highlands, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 25°C (77°F) in July, the warmest time of the year, to a very cold -4°C (25°F) during cooler months like January.

At night, you can expect temperatures ranging from 14°C (57°F) in July to around -14°C (7°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Algonquin Highlands

Algonquin Highlands experiences significant rain/snowfall throughout the year, averaging 1098 mm (43 in) of precipitation annually. Year-round, Algonquin Highlands has a balanced climate with minimal variation in precipitation. The difference between the wettest month, June, with 107 mm (4.2 in), and the driest month, February, with 68 mm (2.7 in), is minimal. For more details, please visit our Algonquin Highlands Precipitation page.

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

Best Time to Visit Algonquin Highlands

For comfortable weather, consider visiting Algonquin Highlands in July and August. Conditions are usually least favourable in January, February, March, April, October, 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: July and August
  • Warmest weather: July and August
  • Fewest rainy days: April, May, June and July
  • Seasonal pattern: Warm summers and very cold winters
  • Coldest conditions: January, with freezing nights around -14°C (7°F).

Frequently asked questions about the climate in Algonquin Highlands

What is the best time to visit Algonquin Highlands?

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

What temperatures can I expect in Algonquin Highlands?

Daytime highs range from -4°C (25°F) in January to 25°C (77°F) in July. Nighttime lows range from -14°C (7°F) to 14°C (57°F). Temperatures vary considerably through the year.

How much rain does Algonquin Highlands get?

Annual rainfall is around 1098 mm (43 in). June is the wettest month with 107 mm (4.2 in), while February is the driest with 68 mm (2.7 in).

Algonquin Highlands 3-Day Forecast

Algonquin Highlands on the map

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