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Weather in Greater Sudbury for September 2027

Your guide to Greater Sudbury weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Greater Sudbury at the beginning of September is 21.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 19.5 °C by the end of September.

    • Rain 🌧️

  • Greater Sudbury experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 96.4 mm.

    • More

  • Is September a good time to visit Greater Sudbury? check out the best time to travel to Greater Sudbury page.

  • ✨ Is September a good time to visit Greater Sudbury? – Ask the AI Weatherman

Average dry days
23
Dry days
Average rainy days
7
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/10°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Greater Sudbury Weather September

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

Temperatures trend during September in Greater Sudbury

See the weather trend as well as the moving average line

September weather in Greater Sudbury day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Moderate rain
Moderate rain
 23° /11° 15 mm 4
2 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 23° /12° 1.8 mm 4
3 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 24° /12° 0 mm 6
4 Sept. Light rain
Light rain
 23° /12° 4.7 mm 5
5 Sept. Light rain
Light rain
 23° /12° 4 mm 5
6 Sept. Light rain
Light rain
 20° /11° 2.7 mm 5
7 Sept. Light rain
Light rain
 17° /8° 3.6 mm 4
8 Sept. Patchy rain possible
Patchy rain possible
 19° /9° 0.5 mm 4
9 Sept. Light rain
Light rain
 20° /10° 3.1 mm 4
10 Sept. Overcast
Overcast
 21° /9° 0 mm 6
11 Sept. Overcast
Overcast
 21° /10° 0.4 mm 5
12 Sept. Light rain
Light rain
 21° /9° 5.8 mm 4
13 Sept. Patchy rain possible
Patchy rain possible
 19° /11° 1.7 mm 4
14 Sept. Mist
Mist
 20° /9° 0 mm 5
15 Sept. Mist
Mist
 21° /9° 0.8 mm 4
16 Sept. Mist
Mist
 23° /9° 0 mm 5
17 Sept. Patchy rain possible
Patchy rain possible
 22° /10° 2.4 mm 5
18 Sept. Cloudy
Cloudy
 19° /9° 0 mm 4
19 Sept. Overcast
Overcast
 18° /7° 0 mm 4
20 Sept. Mist
Mist
 19° /7° 0 mm 5
21 Sept. Moderate rain
Moderate rain
 18° /9° 11.5 mm 4
22 Sept. Moderate rain
Moderate rain
 19° /11° 18 mm 4
23 Sept. Moderate rain
Moderate rain
 19° /10° 18.7 mm 4
24 Sept. Fog
Fog
 18° /10° 0 mm 4
25 Sept. Sunny
Sunny
 19° /11° 0.5 mm 4
26 Sept. Patchy rain possible
Patchy rain possible
 19° /10° 0.8 mm 4
27 Sept. Mist
Mist
 20° /9° 0 mm 4
28 Sept. Sunny
Sunny
 21° /9° 0 mm 4.4
29 Sept. Mist
Mist
 22° /10° 0 mm 4.3
30 Sept. Fog
Fog
 19° /11° 0.3 mm 4
Next
Important Notice
Our weather forecast for Greater Sudbury 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 Greater Sudbury forecast closer to your planned date for the most up-to-date weather information.
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Greater Sudbury in September - FAQ

What are the expected maximum and minimum temperatures in Greater Sudbury during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Greater Sudbury during September?
Moderate rainfall is anticipated in Greater Sudbury during September, with a total of 96.4 mm spread over approximately 7 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Greater Sudbury during September?
The average wind speed in Greater Sudbury during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Greater Sudbury

Explore the daily rainfall trends and prepare for Greater Sudburys September weather 💧
Typically, Greater Sudbury has 7 rainy days in September with a total of 96.4 mm of rainfall.

UV exposure in Greater Sudbury 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 Greater Sudbury, located at latitude 46.49 and longitude -80.99. Stay updated with localized weather information tailored for Greater Sudbury.

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