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Weather in Thunder Bay District for May 2025

Your guide to Thunder Bay District weather in May - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Thunder Bay District during May is quite rare, with fewer than 2 snowy days on average.
    According to Thunder Bay District snow forecast for May 2025, 3 snowy days are expected at the beginning of May. The first snowfall for May is expected in Friday, 2 May.

    • Temperatures

  • The forecast for the first days of May 2025 in Thunder Bay District predicts a temperature of 8.1 °C, which is slightly above the historical average.

  • In general, the average temperature in Thunder Bay District at the beginning of May is 6.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 16.4 °C by the end of May.

    • Rain 🌧️

  • Thunder Bay District in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 79.4 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
13
Dry days
Average rainy days
18
Rainy days
Average snowy days
0
Snow days
Average temperatures
13°/5°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Thunder Bay District Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
6°
2
Moderate rain
2°
3
Light freezing rain
5°
4
Sunny
7°
5
Moderate rain
2°
6
Patchy rain possible
10°
7
Sunny
15°
8
Overcast
10°
9
Sunny
13°
10
Overcast
13°
11
Heavy rain at times
16°
12
Overcast
17°
13
Partly cloudy
13°
14
Partly cloudy
14°
15
Sunny
17°
16
Overcast
12°
17
Partly cloudy
12°
18
Moderate or heavy rain shower
12°
19
Heavy rain at times
16°
20
Sunny
16°
21
Patchy rain possible
13°
22
Partly cloudy
11°
23
Moderate or heavy rain shower
15°
24
Partly cloudy
8°
25
Sunny
14°
26
Sunny
15°
27
Sunny
20°
28
Partly cloudy
16°
29
Overcast
16°
30
Sunny
17°
31
Patchy rain possible
17°
Select a date

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Access Thunder Bay District weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Temperatures trend during May in Thunder Bay District

See the weather trend as well as the moving average line

May weather day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
1 May Patchy rain possible
Patchy rain possible
 6° /2° 1.9 mm 0 cm
2 May Moderate rain
Moderate rain
 2° /-2° 13.1 mm 1.1 cm
3 May Light freezing rain
Light freezing rain
 5° /-2° 0 mm 0 cm
4 May Sunny
Sunny
 7° /-3° 0 mm 0 cm
5 May Moderate rain
Moderate rain
 2° /1° 5.4 mm 3.3 cm
6 May Patchy rain possible
Patchy rain possible
 10° /1° 0.4 mm 0 cm
7 May Sunny
Sunny
 15° /3° 0 mm 0 cm
8 May Overcast
Overcast
 10° /5° 0 mm 0 cm
9 May Sunny
Sunny
 13° /3° 0 mm 0 cm
10 May Overcast
Overcast
 13° /4° 1.2 mm 0 cm
11 May Heavy rain at times
Heavy rain at times
 16° /5° 0.6 mm 0 cm
12 May Overcast
Overcast
 17° /7° 0.2 mm 0 cm
13 May Partly cloudy
Partly cloudy
 13° /6° 0 mm 0 cm
14 May Partly cloudy
Partly cloudy
 14° /4° 0 mm 0 cm
15 May Sunny
Sunny
 17° /6° 0 mm 0 cm
16 May Overcast
Overcast
 12° /5° 5.7 mm 0 cm
17 May Partly cloudy
Partly cloudy
 12° /4° 0.1 mm 0 cm
18 May Moderate or heavy rain shower
Moderate or heavy rain shower
 12° /4° 3.4 mm 0 cm
19 May Heavy rain at times
Heavy rain at times
 16° /6° 4.4 mm 0 cm
20 May Sunny
Sunny
 16° /6° 4.5 mm 0 cm
21 May Patchy rain possible
Patchy rain possible
 13° /6° 9.6 mm 0 cm
22 May Partly cloudy
Partly cloudy
 11° /5° 4.8 mm 0 cm
23 May Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /5° 5.9 mm 0 cm
24 May Partly cloudy
Partly cloudy
 8° /2° 9 mm 0 cm
25 May Sunny
Sunny
 14° /3° 4.8 mm 0 cm
26 May Sunny
Sunny
 15° /5° 2.2 mm 0 cm
27 May Sunny
Sunny
 20° /7° 0 mm 0 cm
28 May Partly cloudy
Partly cloudy
 16° /8° 0.4 mm 0 cm
29 May Overcast
Overcast
 16° /6° 0 mm 0 cm
30 May Sunny
Sunny
 17° /6° 0 mm 0 cm
31 May Patchy rain possible
Patchy rain possible
 17° /8° 3 mm 0 cm
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Important Notice
Our weather forecast for Thunder Bay District in May 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 District forecast closer to your planned date for the most up-to-date weather information.

Thunder Bay District in May - FAQ

What are the expected maximum and minimum temperatures in Thunder Bay District during May?
During May, expect a variety of temperatures with highs around 13° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Thunder Bay District during May?
Moderate rainfall is anticipated in Thunder Bay District during May, with a total of 79.4 mm spread over approximately 18 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Thunder Bay District during May?
The average wind speed in Thunder Bay District during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

Thunder Bay District snow forecast May 2025

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

May rainfall patterns in Thunder Bay District

Explore the daily rainfall trends and prepare for Thunder Bay Districts May weather 💧
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Location coordinates Where is Thunder Bay District?

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

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