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Weather in Barnsley for September 2026

Your guide to Barnsley weather in September - trends and predictions

    Temperatures

  • Until now, September 2026 in Barnsley is slightly cooler than the historical average by 1.5 °C.

  • The forecast for the next days in Barnsley predicts temperatures to be around 21 °C, close to the historical average.

  • In general, the average temperature in Barnsley at the beginning of September is 21.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 22 °C by the end of September.

    • Rain 🌧️

  • Barnsley in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 54.9 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
18°/11°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
72 %
Avg humidity

Barnsley Weather September

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

Temperatures trend during September in Barnsley

See the weather trend as well as the moving average line

September weather in Barnsley day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
 19° /12° 1.4 mm 4
2 Sept. Overcast
Overcast
 21° /12° 1.1 mm 4
3 Sept. Overcast
Overcast
 21° /13° 2.7 mm 4
4 Sept. Sunny
Sunny
 20° /12° 2.4 mm 4
5 Sept. Partly cloudy
Partly cloudy
 20° /11° 0.1 mm 5
6 Sept. Cloudy
Cloudy
 24° /12° 0.6 mm 4
7 Sept. Overcast
Overcast
 23° /14° 0.6 mm 4
8 Sept. Partly cloudy
Partly cloudy
 22° /13° 0.4 mm 5
9 Sept. Sunny
Sunny
 21° /12° 0.4 mm 5
10 Sept. Light rain shower
Light rain shower
 20° /12° 2.3 mm 4
11 Sept. Overcast
Overcast
 17° /11° 0.8 mm 4
12 Sept. Overcast
Overcast
 17° /9° 5.4 mm 3
13 Sept. Cloudy
Cloudy
 17° /9° 0.9 mm 3
14 Sept. Cloudy
Cloudy
 19° /11° 3.3 mm 4
15 Sept. Patchy rain possible
Patchy rain possible
 17° /12° 1.7 mm 4
16 Sept. Overcast
Overcast
 16° /11° 0.9 mm 3
17 Sept. Light rain
Light rain
 19° /10° 3.2 mm 4
18 Sept. Light rain shower
Light rain shower
 19° /10° 1.1 mm 4
19 Sept. Light rain
Light rain
 20° /11° 2.2 mm 5
20 Sept. Patchy rain possible
Patchy rain possible
 16° /10° 0.1 mm 3.2
21 Sept. Overcast
Overcast
 20° /9° 0 mm 2.5
22 Sept. Sunny
Sunny
 23° /14° 0.4 mm 3.1
23 Sept. Sunny
Sunny
 17° /10° 0.5 mm 2.8
24 Sept. Cloudy
Cloudy
 18° /9° 0 mm 4
25 Sept. Sunny
Sunny
 20° /10° 0 mm 6
26 Sept. Overcast
Overcast
 25° /11° 0 mm 6
27 Sept. Cloudy
Cloudy
 20° /13° 0 mm 4
28 Sept. Sunny
Sunny
 25° /15° 0 mm 6
29 Sept. Sunny
Sunny
 22° /12° 0 mm 6
30 Sept. Overcast
Overcast
 24° /15° 0 mm 5
Next
Important Notice
Our weather forecast for Barnsley 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 Barnsley forecast closer to your planned date for the most up-to-date weather information.
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Barnsley in September - FAQ

What are the expected maximum and minimum temperatures in Barnsley during September?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Barnsley during September?
Moderate rainfall is anticipated in Barnsley during September, with a total of 54.9 mm spread over approximately 17 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Barnsley during September?
The average wind speed in Barnsley during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Barnsley

Explore the daily rainfall trends and prepare for Barnsleys September weather 💧
Typically, Barnsley has 17 rainy days in September with a total of 54.9 mm of rainfall.

UV exposure in Barnsley 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 Barnsley, located at latitude 53.55 and longitude -1.483. Stay updated with localized weather information tailored for Barnsley.

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