Brockville Weather in March
March in Brockville brings low temperatures, with highs of 4°C (39°F) and nights dropping to -5°C (23°F). It's also the driest month of the year, ideal for those who want to avoid rain.
Rainfall in Brockville in March
This is the driest month of the year, though the temperatures are on the cooler side. Based on our climate data of the past 30 years, about 12 days of snow/rain are anticipated, with 64 mm (2.5 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Brockville in March
In March, expect low temperatures in Brockville, with highs of 4°C (39°F) and lows of -5°C (23°F) at night. Even daytime conditions remain cold, making layers, a warm coat, and winter accessories a good idea. Nights drop below freezing to -5°C (23°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. With the coldest weather of the year, this month demands extra warmth. Be sure to layer up to stay comfortable.
Sunshine in Brockville in March
The month brings about 145 hours of sunlight, offering a comfortable mix of sun and overcast.March in Brockville has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Brockville's climate page.
Brockville Temperature in March
Min Temperature
-5°C (23°F)
Max Temperature
4°C (39°F)
Chance of Rain
40%
Precipitation
64 mm (2.5 in)
Rainy days
12 days
Sunshine
145 hours *
Percentage Sunshine
39% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Brockville typically rise from around 0°C (32°F) at the start of March to approximately 9°C (48°F) by the end. Nights are very cold, with lows typically ranging from -12°C (10°F) to -2°C (28°F).
Average temperatures in March
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Brockville in March
Browse day-by-day weather records for Brockville spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Brockville historical weather extremes in March
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Brockville.
Best Places in Canada in March
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in March →
perfect weather
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tolerable
unpleasant
poor
What to Wear in Brockville in March
Dress warmly and in layers for your trip to Brockville in March. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Wet weather is likely, so pack waterproof gear for multiple rainy days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Brockville in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Brockville's climate page.
See the full Brockville climate overview or explore weather in Canada.
