Thunder Bay District (Thunder Bay)
May
Weather in Thunder Bay District for May 2025
Your guide to Thunder Bay District weather in May - trends and predictions
In general, the average temperature in Thunder Bay District at the beginning of May is 7.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 16.4 °C by the end of May.
Thunder Bay District sees moderate rainfall in May, averaging 6 rainy days.
- New! Chat with our AI weatherman - it’s amazing and free.
25
Dry days
6
Rainy days
0
Snow days
15°/4°
Temperatures
18 km/h
Avg max wind
75 %
Avg humidity
Thunder Bay District in May average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  5° | 2 5° | 3  10° | 4  8° | |||
| 5 9° | 6 9° | 7  8° | 8 10° | 9  13° | 10 13° | 11  16° |
| 12 17° | 13  13° | 14 14° | 15 17° | 16 12° | 17 12° | 18 12° |
| 19 16° | 20 16° | 21 13° | 22 11° | 23 15° | 24 8° | 25 14° |
| 26 15° | 27 20° | 28 16° | 29 16° | 30 17° | 31 17° |
You can click on date
Access Thunder Bay District weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Light freezing rain | 5° /1° | 7.5 mm | 2 | |
| 2 May | Light freezing rain | 5° /0° | 2.5 mm | 2 | |
| 3 May | Patchy rain possible | 10° /2° | 1.4 mm | 3 | |
| 4 May | Overcast | 8° /3° | 3.8 mm | 2 | |
| 5 May | Overcast | 9° /3° | 0 mm | 3 | |
| 6 May | Patchy rain possible | 9° /4° | 1.1 mm | 3 | |
| 7 May | Moderate or heavy rain shower | 8° /4° | 3.4 mm | 2 | |
| 8 May | Overcast | 10° /5° | 0 mm | 3 | |
| 9 May | Sunny | 13° /3° | 0 mm | 4 | |
| 10 May | Overcast | 13° /4° | 1.2 mm | 3 | |
| 11 May | Heavy rain at times | 16° /5° | 0.6 mm | 4 | |
| 12 May | Overcast | 17° /7° | 0.2 mm | 4 | |
| 13 May | Partly cloudy | 13° /6° | 0 mm | 4 | |
| 14 May | Partly cloudy | 14° /4° | 0 mm | 5 | |
| 15 May | Sunny | 17° /6° | 0 mm | 5 | |
| 16 May | Overcast | 12° /5° | 5.7 mm | 3 | |
| 17 May | Partly cloudy | 12° /4° | 0.1 mm | 3 | |
| 18 May | Moderate or heavy rain shower | 12° /4° | 3.4 mm | 3 | |
| 19 May | Heavy rain at times | 16° /6° | 4.4 mm | 4 | |
| 20 May | Sunny | 16° /6° | 4.5 mm | 5 | |
| 21 May | Patchy rain possible | 13° /6° | 9.6 mm | 3 | |
| 22 May | Partly cloudy | 11° /5° | 4.8 mm | 3 | |
| 23 May | Moderate or heavy rain shower | 15° /5° | 5.9 mm | 4 | |
| 24 May | Partly cloudy | 8° /2° | 9 mm | 3 | |
| 25 May | Sunny | 14° /3° | 4.8 mm | 4 | |
| 26 May | Sunny | 15° /5° | 2.2 mm | 5 | |
| 27 May | Sunny | 20° /7° | 0 mm | 5 | |
| 28 May | Partly cloudy | 16° /8° | 0.4 mm | 5 | |
| 29 May | Overcast | 16° /6° | 0 mm | 4 | |
| 30 May | Sunny | 17° /6° | 0 mm | 5 | |
| 31 May | Patchy rain possible | 17° /8° | 3 mm | 4 | |
| Next | |||||
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?
Prepare for cooler days with highs just around 15° and colder nights, dipping below 4°.
How much rainfall should be expected in Thunder Bay District during May?
Significant rainfall exceeding 138.1 mm is expected in Thunder Bay District during May, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.
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.
May rainfall patterns in Thunder Bay District
Explore the daily rainfall trends and prepare for Thunder Bay Districts May weather 💧
Top locations in Thunder Bay District
Select a location for an accurate weather forecast
More Locations Quick links
You are here
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.
Found a mistake?
We appreciate your attention to details. Tell us here.