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Weather in Croydon for September 2025

Your guide to Croydon weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Croydon has been significantly cooler than historical averages by -2 °C, with average temperature of 19.3 °C.

  • Expect cooler weather in the next days in Croydon with the forecast suggesting a temperature of 17.6 °C, lower than the historical average.

  • In general, the average temperature in Croydon at the beginning of September is 22.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.4 °C by the end of September.

    • Rain 🌧️

  • Croydon in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 97.8 mm.

    • More

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

Average dry days
13
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/13°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
72 %
Avg humidity

Croydon Weather September

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

Temperatures trend during September in Croydon

See the weather trend as well as the moving average line

September weather in Croydon day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Light rain shower
Light rain shower
 23° /14° 5.3 mm 5
2 Sept. Patchy rain possible
Patchy rain possible
 21° /14° 2.1 mm 5
3 Sept. Overcast
Overcast
 23° /14° 2.7 mm 5
4 Sept. Sunny
Sunny
 21° /13° 4.6 mm 5
5 Sept. Partly cloudy
Partly cloudy
 21° /13° 3.9 mm 5
6 Sept. Partly cloudy
Partly cloudy
 24° /15° 2.2 mm 6
7 Sept. Patchy rain possible
Patchy rain possible
 25° /15° 2.7 mm 6
8 Sept. Sunny
Sunny
 23° /15° 5.4 mm 6
9 Sept. Sunny
Sunny
 23° /14° 0 mm 6
10 Sept. Partly cloudy
Partly cloudy
 22° /14° 2.2 mm 5
11 Sept. Overcast
Overcast
 19° /11° 0.9 mm 4
12 Sept. Light rain shower
Light rain shower
 17° /10° 1.2 mm 4
13 Sept. Overcast
Overcast
 17° /10° 1.7 mm 4
14 Sept. Partly cloudy
Partly cloudy
 19° /10° 0.4 mm 5
15 Sept. Sunny
Sunny
 21° /11° 0.2 mm 5
16 Sept. Partly cloudy
Partly cloudy
 21° /12° 0 mm 5
17 Sept. Patchy rain possible
Patchy rain possible
 18° /13° 2.2 mm 0.2
18 Sept. Partly cloudy
Partly cloudy
 23° /16° 0 mm 0.8
19 Sept. Sunny
Sunny
 25° /15° 0 mm 1
20 Sept. Patchy rain possible
Patchy rain possible
 23° /15° 0.4 mm 0.9
21 Sept. Patchy rain possible
Patchy rain possible
 18° /11° 1.7 mm 0.4
22 Sept. Cloudy
Cloudy
 15° /10° 0 mm 3
23 Sept. Patchy rain possible
Patchy rain possible
 16° /8° 0.1 mm 3
24 Sept. Sunny
Sunny
 16° /8° 0 mm 4
25 Sept. Sunny
Sunny
 16° /8° 0 mm 4
26 Sept. Partly cloudy
Partly cloudy
 17° /11° 0 mm 4
27 Sept. Partly cloudy
Partly cloudy
 15° /10° 0.1 mm 4
28 Sept. Patchy rain possible
Patchy rain possible
 15° /10° 1.3 mm 3
29 Sept. Partly cloudy
Partly cloudy
 14° /9° 0 mm 4
30 Sept. Patchy rain possible
Patchy rain possible
 15° /11° 0.5 mm 3
Next
Important Notice
Our weather forecast for Croydon 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 Croydon forecast closer to your planned date for the most up-to-date weather information.
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Croydon in September - FAQ

What are the expected maximum and minimum temperatures in Croydon during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Croydon during September?
Moderate rainfall is anticipated in Croydon during September, with a total of 97.8 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Croydon during September?
The average wind speed in Croydon during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Croydon

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

UV exposure in Croydon 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 Croydon, located at latitude 51.383 and longitude -0.1. Stay updated with localized weather information tailored for Croydon.

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