North Bay
September
Weather in North Bay for September 2025
Your guide to North Bay weather in September - trends and predictions
In general, the average temperature in North Bay at the beginning of September is 22.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.6 °C by the end of September.
The climate of North Bay in September is notably wet, with an average of 11 rainy days, and a total of 104.3 mm of precipitation.
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Temperatures
Rain 🌧️
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19
Dry days
11
Rainy days
0
Snow days
21°/11°
Temperatures
14 km/h
Avg max wind
74 %
Avg humidity
North Bay in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2  21° | 3 24° | 4 26° | 5 28° | 6  25° | 7 14° |
| 8  14° | 9  19° | 10 21° | 11 21° | 12  22° | 13 18° | 14 22° |
| 15 22° | 16 23° | 17 21° | 18 20° | 19 19° | 20  22° | 21 22° |
| 22 22° | 23 20° | 24 20° | 25 19° | 26 18° | 27 19° | 28 21° |
| 29 20° | 30 20° |
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Temperatures trend during September in North Bay
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Fog | 21° /10° | 1.1 mm | 5 | |
| 2 Sept. | Partly cloudy | 21° /11° | 0 mm | 5 | |
| 3 Sept. | Fog | 24° /12° | 0 mm | 6 | |
| 4 Sept. | Mist | 26° /14° | 0 mm | 6 | |
| 5 Sept. | Fog | 28° /14° | 0 mm | 7 | |
| 6 Sept. | Patchy rain possible | 25° /13° | 22.6 mm | 6 | |
| 7 Sept. | Light rain shower | 14° /8° | 6.7 mm | 4 | |
| 8 Sept. | Overcast | 14° /7° | 1.8 mm | 4 | |
| 9 Sept. | Cloudy | 19° /7° | 0 mm | 5 | |
| 10 Sept. | Mist | 21° /7° | 0 mm | 5 | |
| 11 Sept. | Overcast | 21° /11° | 0.6 mm | 5 | |
| 12 Sept. | Moderate or heavy rain with thunder | 22° /12° | 25.8 mm | 5 | |
| 13 Sept. | Overcast | 18° /11° | 0 mm | 5 | |
| 14 Sept. | Partly cloudy | 22° /12° | 0 mm | 6 | |
| 15 Sept. | Mist | 22° /12° | 0 mm | 6 | |
| 16 Sept. | Mist | 23° /11° | 0 mm | 6 | |
| 17 Sept. | Light rain shower | 21° /11° | 1.4 mm | 5 | |
| 18 Sept. | Overcast | 20° /10° | 0 mm | 5 | |
| 19 Sept. | Cloudy | 19° /9° | 0 mm | 4 | |
| 20 Sept. | Sunny | 22° /10° | 0 mm | 6 | |
| 21 Sept. | Overcast | 22° /12° | 3.7 mm | 5 | |
| 22 Sept. | Overcast | 22° /15° | 1.6 mm | 5 | |
| 23 Sept. | Cloudy | 20° /11° | 19.1 mm | 5 | |
| 24 Sept. | Cloudy | 20° /11° | 0 mm | 5 | |
| 25 Sept. | Sunny | 19° /11° | 10.4 mm | 5 | |
| 26 Sept. | Patchy rain possible | 18° /11° | 9.4 mm | 4 | |
| 27 Sept. | Overcast | 19° /10° | 0 mm | 4 | |
| 28 Sept. | Sunny | 21° /8° | 0 mm | 5 | |
| 29 Sept. | Mist | 20° /10° | 0 mm | 5 | |
| 30 Sept. | Partly cloudy | 20° /12° | 0 mm | 6 | |
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Important Notice
Our weather forecast for North Bay in September 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 North Bay forecast closer to your planned date for the most up-to-date weather information.
North Bay in September - FAQ
What are the expected maximum and minimum temperatures in North Bay during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in North Bay during September?
Significant rainfall exceeding 104.3 mm is expected in North Bay during September, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in North Bay during September?
The average wind speed in North Bay during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in North Bay
Explore the daily rainfall trends and prepare for North Bays September weather 💧
UV exposure in North Bay during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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