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Weather in Cambridge for September 2025

Your guide to Cambridge weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Cambridge is cooler than usual, with temperatures averaging 21.5 °C, this is -2.3 °C below the typical seasonal average.

  • The forecast for the next days in Cambridge predicts temperatures to be around 23 °C, close to the historical average.

  • In general, the average temperature in Cambridge at the beginning of September is 24.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19 °C by the end of September.

    • Rain 🌧️

  • Cambridge experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 58.6 mm.

    • More

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

Average dry days
21
Dry days
Average rainy days
9
Rainy days
Average snowy days
0
Snow days
Average temperatures
23°/12°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Cambridge Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
24°
2
Fog
23°
3
Cloudy
27°
4
Cloudy
26°
5
Overcast
27°
6
Thundery outbreaks possible
24°
7
Moderate or heavy rain shower
18°
8
Mist
20°
9
Overcast
24°
10
Overcast
23°
11
Partly cloudy
25°
12
Moderate or heavy rain shower
25°
13
Cloudy
24°
14
Partly cloudy
28°
15
Partly cloudy
25°
16
Sunny
25°
17
Partly cloudy
30°
18
Sunny
32°
19
Sunny
21°
20
Sunny
20°
21
Sunny
26°
22
Patchy rain possible
21°
23
Patchy rain possible
22°
24
Patchy rain possible
24°
25
Patchy rain possible
20°
26
Sunny
14°
27
Sunny
16°
28
Patchy light drizzle
18°
29
Patchy rain possible
20°
30
Mist
21°

Temperatures trend during September in Cambridge

See the weather trend as well as the moving average line

September weather in Cambridge day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 24° /10° 0.1 mm 6
2 Sept. Fog
Fog
 23° /10° 0 mm 5
3 Sept. Cloudy
Cloudy
 27° /11° 0 mm 6
4 Sept. Cloudy
Cloudy
 26° /13° 11.1 mm 6
5 Sept. Overcast
Overcast
 27° /12° 0 mm 7
6 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 24° /13° 3.7 mm 5
7 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /11° 3.6 mm 4
8 Sept. Mist
Mist
 20° /8° 0.1 mm 4
9 Sept. Overcast
Overcast
 24° /9° 0.1 mm 5
10 Sept. Overcast
Overcast
 23° /11° 0 mm 5
11 Sept. Partly cloudy
Partly cloudy
 25° /13° 0.5 mm 6
12 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 25° /12° 3.7 mm 6
13 Sept. Cloudy
Cloudy
 24° /12° 0 mm 6
14 Sept. Partly cloudy
Partly cloudy
 28° /11° 0 mm 1.2
15 Sept. Partly cloudy
Partly cloudy
 25° /12° 0 mm 1.4
16 Sept. Sunny
Sunny
 25° /11° 0 mm 1.4
17 Sept. Partly cloudy
Partly cloudy
 30° /16° 0 mm 1.3
18 Sept. Sunny
Sunny
 32° /14° 0 mm 0
19 Sept. Sunny
Sunny
 21° /10° 0 mm 5
20 Sept. Sunny
Sunny
 20° /7° 0 mm 4
21 Sept. Sunny
Sunny
 26° /8° 0 mm 5
22 Sept. Patchy rain possible
Patchy rain possible
 21° /13° 0.7 mm 4
23 Sept. Patchy rain possible
Patchy rain possible
 22° /17° 4 mm 4
24 Sept. Patchy rain possible
Patchy rain possible
 24° /15° 2.4 mm 4
25 Sept. Patchy rain possible
Patchy rain possible
 20° /12° 2.8 mm 4
26 Sept. Sunny
Sunny
 14° /5° 0 mm 3
27 Sept. Sunny
Sunny
 16° /4° 0 mm 3
28 Sept. Patchy light drizzle
Patchy light drizzle
 18° /11° 0.5 mm 5
29 Sept. Patchy rain possible
Patchy rain possible
 20° /14° 0.1 mm 5
30 Sept. Mist
Mist
 21° /13° 0 mm 5
Next
Important Notice
Our weather forecast for Cambridge 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 Cambridge forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Cambridge in September - FAQ

What are the expected maximum and minimum temperatures in Cambridge during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cambridge during September?
Moderate rainfall is anticipated in Cambridge during September, with a total of 58.6 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Cambridge during September?
The average wind speed in Cambridge during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Cambridge

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

UV exposure in Cambridge during September

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

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Location coordinates Where is Cambridge?

Get accurate weather forecasts for Cambridge, located at latitude 43.36 and longitude -80.313. Stay updated with localized weather information tailored for Cambridge.

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