Brockville
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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.

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% *
* Data from: Kingston, Canada (74 KM, 46 Miles).

Brockville Weather by Month

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

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 records 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
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

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.

  • Swimming
    5/10
  • Cycling
    3/10
  • Walking
    3/10
  • Camping
    1/10
  • Outdoor sports
    3/10

Brockville 3-Day Forecast

More climate data for Brockville

Popular in March

Where to go in March - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.