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Weather in Thunder Bay for March 2025

Your guide to Thunder Bay weather in March - trends and predictions
  • In general, the average temperature in Thunder Bay at the beginning of March is -0.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of -0.7 °C by the end of March.

  • Precipitation in Thunder Bay during March is a rare event, with an average of fewer than 2 rainy days.

  • Thunder Bay experiences moderate snowfall in March, with an average of 10 snowy days.

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Average dry days
21
Dry days
Average rainy days
0
Rainy days
Average snowy days
10
Snow days
Average temperatures
2°/-11°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
79 %
Avg humidity

Thunder Bay in March average weather

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Temperatures trend during March in Thunder Bay

See the weather trend as well as the moving average line

March weather day by day

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Date Weather Temperatures Rain Snow More
1 Mar. Mist
Mist
-3° /-12° 0.1 mm 0.1 cm
2 Mar. Freezing fog
Freezing fog
-5° /-12° 0.3 mm 0 cm
3 Mar. Light snow showers
Light snow showers
2° /-9° 1.2 mm 0 cm
4 Mar. Moderate or heavy snow showers
Moderate or heavy snow showers
2° /-2° 0.2 mm 0.1 cm
5 Mar. Freezing fog
Freezing fog
1° /-8° 0 mm 0 cm
6 Mar. Light snow showers
Light snow showers
1° /-7° 0.1 mm 0 cm
7 Mar. Freezing fog
Freezing fog
1° /-4° 0.3 mm 0.2 cm
8 Mar. Overcast
Overcast
0° /-5° 0 mm 0 cm
9 Mar. Light snow
Light snow
-1° /-8° 0.1 mm 0.1 cm
10 Mar. Overcast
Overcast
-1° /-8° 0 mm 0 cm
11 Mar. Mist
Mist
1° /-8° 0 mm 0 cm
12 Mar. Moderate or heavy snow showers
Moderate or heavy snow showers
3° /-5° 6.1 mm 4.4 cm
13 Mar. Cloudy
Cloudy
2° /-7° 0.1 mm 0.1 cm
14 Mar. Freezing fog
Freezing fog
0° /-10° 0 mm 0 cm
15 Mar. Mist
Mist
4° /-4° 0.1 mm 0 cm
16 Mar. Heavy snow
Heavy snow
2° /-5° 9.6 mm 7.2 cm
17 Mar. Heavy snow
Heavy snow
-5° /-11° 12 mm 2.8 cm
18 Mar. Blizzard
Blizzard
-3° /-13° 0.7 mm 0.5 cm
19 Mar. Cloudy
Cloudy
1° /-9° 0.1 mm 0 cm
20 Mar. Moderate or heavy snow showers
Moderate or heavy snow showers
-4° /-14° 0.3 mm 0.3 cm
21 Mar. Mist
Mist
-4° /-16° 0.3 mm 0.3 cm
22 Mar. Heavy snow
Heavy snow
-1° /-7° 10.1 mm 8.5 cm
23 Mar. Overcast
Overcast
-3° /-14° 0.1 mm 0 cm
24 Mar. Light snow
Light snow
-1° /-11° 1.1 mm 0.9 cm
25 Mar. Light snow showers
Light snow showers
-1° /-7° 10.4 mm 5.3 cm
26 Mar. Light snow showers
Light snow showers
-1° /-6° 8 mm 5.8 cm
27 Mar. Moderate or heavy snow showers
Moderate or heavy snow showers
-2° /-9° 3.1 mm 2.6 cm
28 Mar. Moderate or heavy snow showers
Moderate or heavy snow showers
-2° /-9° 1 mm 0.8 cm
29 Mar. Light snow
Light snow
0° /-11° 0 mm 0 cm
30 Mar. Overcast
Overcast
0° /-7° 2.9 mm 2.4 cm
31 Mar. Light snow showers
Light snow showers
1° /-3° 5.8 mm 4.8 cm
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Important Notice
Our weather forecast for Thunder Bay in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Thunder Bay forecast closer to your planned date for the most up-to-date weather information.

Thunder Bay in March - FAQ

What are the expected maximum and minimum temperatures in Thunder Bay during March?
Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Thunder Bay during March?
Significant rainfall exceeding 147.6 mm is expected in Thunder Bay during March, occurring over more than 0 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Thunder Bay during March?
Thunder Bay experiences an average snowfall of 94.5 cm during March, occurring over 10 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Thunder Bay during March?
The average wind speed in Thunder Bay during March is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

March rainfall patterns in Thunder Bay

Explore the daily rainfall trends and prepare for Thunder Bays March weather 💧

March snowfall in Thunder Bay

Track daily snowfall levels and discover Thunder Bay’s snowy potential this March ❄️

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Location coordinates Where is Thunder Bay?

Get accurate weather forecasts for Thunder Bay, located at latitude 48.382 and longitude -89.25. Stay updated with localized weather information tailored for Thunder Bay.

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