Marmora (ON) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Marmora.
Climate overview of Marmora
Temperatures in Marmora, Ontario, Canada, vary greatly throughout the year. July is the hottest month at 28°C (82°F), while January is the coldest at -2°C (28°F).
The city receives considerable rain/snowfall, with around 1021 mm (40 in) annually. June is the wettest month.
Marmora Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Marmora — and find the best time to visit.
Monthly Temperature in Marmora
The climate in Marmora is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 28°C (82°F) in July to a very cold -2°C (28°F) in the coolest month, January.
Nights vary from 15°C (59°F) in July to around -13°C (9°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Marmora
Marmora has a notably wet climate with abundant precipitation, recording 1021 mm (40 in) of rain/snowfall per year. Precipitation levels in Marmora remain relatively steady throughout the year. June has the most rain, with 102 mm (4 in) over 10 days. In the driest month February, this drops slightly to 64 mm (2.5 in), making the city's climate fairly predictable. For more details, please visit our Marmora Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Marmora
Frequently asked questions about the climate in Marmora
What is the best time to visit Marmora?
May, July, August and September typically offer the most optimal weather in Marmora. In contrast, January, February, March, November and December tend to have less optimal conditions.
What temperatures can I expect in Marmora?
Daytime highs range from -2°C (28°F) in January to 28°C (82°F) in July. Nighttime lows range from -13°C (9°F) to 15°C (59°F). Temperatures vary considerably through the year.
How much rain does Marmora get?
Annual rainfall is around 1021 mm (40 in). June is the wettest month with 102 mm (4 in), while February is the driest with 64 mm (2.5 in).
Marmora 3-Day Forecast
Marmora (ON) 3-Day Forecast
Marmora on the map
Marmora is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Niagara Falls
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19°C (66°F) 
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