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United Kingdom weather

Weather in Isle of Wight for September 2025

Your guide to Isle of Wight weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Isle of Wight has been nearly identical to the historical average, with a temperature of 17.8 °C (showing only a slight deviation of -0.2 °C).

  • The forecast for the next days in Isle of Wight predicts temperatures to be around 16 °C, close to the historical average.

  • In general, the average temperature in Isle of Wight at the beginning of September is 19.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.9 °C by the end of September.

    • Rain 🌧️

  • Isle of Wight in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 171.6 mm.

    • More

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

Average dry days
10
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/13°
Temperatures
Average wind speed
26 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Isle of Wight Weather September

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

Temperatures trend during September in Isle of Wight

See the weather trend as well as the moving average line

September weather in Isle of Wight 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
 20° /16° 2.9 mm 5
2 Sept. Moderate rain at times
Moderate rain at times
 19° /15° 4.4 mm 4
3 Sept. Patchy rain possible
Patchy rain possible
 19° /15° 3.5 mm 4
4 Sept. Patchy rain possible
Patchy rain possible
 19° /13° 3.8 mm 4
5 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /13° 21.4 mm 5
6 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 19° /15° 9.8 mm 5
7 Sept. Patchy rain possible
Patchy rain possible
 20° /15° 1.8 mm 5
8 Sept. Patchy rain possible
Patchy rain possible
 18° /14° 2.3 mm 4
9 Sept. Cloudy
Cloudy
 18° /13° 0.1 mm 4
10 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /13° 3.9 mm 4
11 Sept. Patchy rain possible
Patchy rain possible
 16° /11° 2.9 mm 4
12 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /10° 4.8 mm 4
13 Sept. Cloudy
Cloudy
 16° /10° 4.8 mm 4
14 Sept. Partly cloudy
Partly cloudy
 17° /11° 1.5 mm 5
15 Sept. Sunny
Sunny
 17° /12° 0.8 mm 5
16 Sept. Sunny
Sunny
 18° /13° 0.2 mm 5
17 Sept. Sunny
Sunny
 19° /12° 0 mm 5
18 Sept. Patchy rain possible
Patchy rain possible
 19° /17° 0.3 mm 0.7
19 Sept. Sunny
Sunny
 20° /17° 0 mm 1
20 Sept. Partly cloudy
Partly cloudy
 19° /15° 0 mm 0.8
21 Sept. Patchy rain possible
Patchy rain possible
 16° /14° 2.7 mm 0.6
22 Sept. Patchy rain possible
Patchy rain possible
 15° /13° 1.1 mm 3
23 Sept. Patchy rain possible
Patchy rain possible
 14° /11° 1.1 mm 3
24 Sept. Patchy rain possible
Patchy rain possible
 13° /10° 1.9 mm 3
25 Sept. Patchy rain possible
Patchy rain possible
 15° /14° 1 mm 3
26 Sept. Patchy rain possible
Patchy rain possible
 17° /14° 0.6 mm 4
27 Sept. Partly cloudy
Partly cloudy
 16° /12° 0 mm 4
28 Sept. Sunny
Sunny
 14° /11° 0 mm 4
29 Sept. Patchy rain possible
Patchy rain possible
 15° /13° 0.1 mm 3
30 Sept. Sunny
Sunny
 14° /10° 0 mm 4
Next
Important Notice
Our weather forecast for Isle of Wight 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 Isle of Wight forecast closer to your planned date for the most up-to-date weather information.
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Isle of Wight in September - FAQ

What are the expected maximum and minimum temperatures in Isle of Wight during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Isle of Wight during September?
Significant rainfall exceeding 171.6 mm is expected in Isle of Wight during September, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Isle of Wight during September?
The average wind speed in Isle of Wight during September is 26 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Isle of Wight

Explore the daily rainfall trends and prepare for Isle of Wights September weather 💧

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Location coordinates Where is Isle of Wight?

Get accurate weather forecasts for Isle of Wight, located at latitude 50.667 and longitude -1.333. Stay updated with localized weather information tailored for Isle of Wight.

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