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Weather in Peterborough for September 2025

Your guide to Peterborough weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Peterborough is cooler than usual, with temperatures averaging 21.1 °C, this is -2.8 °C below the typical seasonal average.

  • Expect cooler weather in the next days in Peterborough with the forecast suggesting a temperature of 22.4 °C, lower than the historical average.

  • In general, the average temperature in Peterborough at the beginning of September is 24.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.7 °C by the end of September.

    • Rain 🌧️

  • Peterborough experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 84.4 mm.

    • More

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

Average dry days
24
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
23°/11°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
72 %
Avg humidity

Peterborough Weather September

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

Temperatures trend during September in Peterborough

See the weather trend as well as the moving average line

September weather in Peterborough day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
 25° /11° 0.1 mm 6
2 Sept. Mist
Mist
 23° /12° 0.3 mm 5
3 Sept. Partly cloudy
Partly cloudy
 28° /11° 0 mm 7
4 Sept. Patchy rain possible
Patchy rain possible
 26° /13° 14 mm 6
5 Sept. Sunny
Sunny
 27° /12° 0 mm 7
6 Sept. Overcast
Overcast
 25° /14° 0.4 mm 6
7 Sept. Light rain shower
Light rain shower
 19° /10° 5.2 mm 4
8 Sept. Fog
Fog
 21° /8° 0 mm 5
9 Sept. Mist
Mist
 22° /8° 1.6 mm 5
10 Sept. Overcast
Overcast
 23° /8° 0 mm 6
11 Sept. Cloudy
Cloudy
 24° /12° 0.1 mm 5
12 Sept. Mist
Mist
 24° /13° 0 mm 6
13 Sept. Overcast
Overcast
 23° /12° 0 mm 5
14 Sept. Partly cloudy
Partly cloudy
 26° /12° 0 mm 1
15 Sept. Overcast
Overcast
 22° /14° 0 mm 1.3
16 Sept. Sunny
Sunny
 27° /9° 0 mm 1.3
17 Sept. Partly cloudy
Partly cloudy
 28° /12° 0 mm 1.3
18 Sept. Sunny
Sunny
 30° /14° 0 mm 0
19 Sept. Sunny
Sunny
 20° /7° 0 mm 4
20 Sept. Sunny
Sunny
 20° /4° 0 mm 4
21 Sept. Sunny
Sunny
 26° /6° 0 mm 5
22 Sept. Partly cloudy
Partly cloudy
 26° /13° 0.1 mm 5
23 Sept. Moderate rain
Moderate rain
 18° /16° 9.6 mm 4
24 Sept. Patchy rain possible
Patchy rain possible
 21° /16° 2.8 mm 4
25 Sept. Patchy rain possible
Patchy rain possible
 21° /11° 1.6 mm 4
26 Sept. Sunny
Sunny
 14° /5° 0 mm 3
27 Sept. Sunny
Sunny
 15° /2° 0 mm 3
28 Sept. Mist
Mist
 20° /9° 0 mm 5
29 Sept. Mist
Mist
 19° /13° 0 mm 5
30 Sept. Fog
Fog
 21° /11° 0 mm 5
Next
Important Notice
Our weather forecast for Peterborough 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 Peterborough forecast closer to your planned date for the most up-to-date weather information.
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Peterborough in September - FAQ

What are the expected maximum and minimum temperatures in Peterborough during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Peterborough during September?
Moderate rainfall is anticipated in Peterborough during September, with a total of 84.4 mm spread over approximately 6 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Peterborough during September?
The average wind speed in Peterborough during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Peterborough

Explore the daily rainfall trends and prepare for Peterboroughs September weather 💧

UV exposure in Peterborough during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Peterborough?

Get accurate weather forecasts for Peterborough, located at latitude 44.3 and longitude -78.316. Stay updated with localized weather information tailored for Peterborough.

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