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Canada weather

Weather in North Bay for September 2026

Your guide to North Bay weather in September - trends and predictions

    Temperatures

  • So far, September 2026 in North Bay is slightly warmer than the historical average by 1.2 °C.

  • Expect cooler weather in the next days in North Bay with the forecast suggesting a temperature of 17.9 °C, lower than the historical average.

  • In general, the average temperature in North Bay at the beginning of September is 21.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 19 °C by the end of September.

    • Rain 🌧️

  • The climate of North Bay in September is notably wet, with an average of 12 rainy days, and a total of 97.1 mm of precipitation.

    • More

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

Average dry days
18
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/11°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
75 %
Avg humidity

North Bay Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Fog
23°
2
Partly cloudy
22°
3
Fog
23°
4
Sunny
22°
5
Sunny
23°
6
Patchy rain possible
21°
7
Light rain shower
16°
8
Overcast
17°
9
Cloudy
20°
10
Sunny
21°
11
Sunny
23°
12
Overcast
22°
13
Overcast
19°
14
Sunny
15°
15
Light rain shower
15°
16
Overcast
17°
17
Overcast
17°
18
Sunny
14°
19
Sunny
17°
20
Sunny
19°
21
Sunny
19°
22
Sunny
22°
23
Sunny
17°
24
Overcast
15°
25
Mist
19°
26
Patchy rain possible
19°
27
Overcast
19°
28
Sunny
21°
29
Mist
21°
30
Partly cloudy
19°

Temperatures trend during September in North Bay

See the weather trend as well as the moving average line

September weather in North Bay day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Fog
Fog
 23° /12° 5.2 mm 4
2 Sept. Partly cloudy
Partly cloudy
 22° /12° 4.3 mm 4
3 Sept. Fog
Fog
 23° /13° 0 mm 6
4 Sept. Sunny
Sunny
 22° /13° 13.2 mm 6
5 Sept. Sunny
Sunny
 23° /13° 1.1 mm 6
6 Sept. Patchy rain possible
Patchy rain possible
 21° /12° 11.3 mm 5
7 Sept. Light rain shower
Light rain shower
 16° /9° 3.9 mm 4
8 Sept. Overcast
Overcast
 17° /9° 1.5 mm 3
9 Sept. Cloudy
Cloudy
 20° /10° 4.5 mm 4
10 Sept. Sunny
Sunny
 21° /9° 0 mm 5
11 Sept. Sunny
Sunny
 23° /7° 0 mm 5.4
12 Sept. Overcast
Overcast
 22° /14° 0.3 mm 5.2
13 Sept. Overcast
Overcast
 19° /13° 0.5 mm 4.6
14 Sept. Sunny
Sunny
 15° /8° 0 mm 5
15 Sept. Light rain shower
Light rain shower
 15° /11° 5 mm 3
16 Sept. Overcast
Overcast
 17° /14° 0.1 mm 4
17 Sept. Overcast
Overcast
 17° /11° 10 mm 4
18 Sept. Sunny
Sunny
 14° /8° 2 mm 4
19 Sept. Sunny
Sunny
 17° /11° 0 mm 5
20 Sept. Sunny
Sunny
 19° /9° 0 mm 5
21 Sept. Sunny
Sunny
 19° /11° 0 mm 5
22 Sept. Sunny
Sunny
 22° /13° 0 mm 6
23 Sept. Sunny
Sunny
 17° /12° 0 mm 5
24 Sept. Overcast
Overcast
 15° /9° 0 mm 4
25 Sept. Mist
Mist
 19° /12° 7 mm 5
26 Sept. Patchy rain possible
Patchy rain possible
 19° /11° 6.3 mm 4
27 Sept. Overcast
Overcast
 19° /10° 0 mm 4
28 Sept. Sunny
Sunny
 21° /10° 0 mm 5
29 Sept. Mist
Mist
 21° /11° 0 mm 5
30 Sept. Partly cloudy
Partly cloudy
 19° /11° 0 mm 5
Next
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.
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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 20° 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?
Moderate rainfall is anticipated in North Bay during September, with a total of 97.1 mm spread over approximately 12 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in North Bay during September?
The average wind speed in North Bay during September is 15 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 💧
Typically, North Bay has 12 rainy days in September with a total of 97.1 mm of rainfall.

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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Get accurate weather forecasts for North Bay, located at latitude 46.317 and longitude -79.466. Stay updated with localized weather information tailored for North Bay.

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