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Weather in Southport for September 2025

Your guide to Southport weather in September - trends and predictions
  • In general, the average temperature in Southport at the beginning of September is 20.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.6 °C by the end of September.

  • Expect significant rainfall in Southport during September, with an average of 20 rainy days.

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Average dry days
10
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/13°
Temperatures
Average wind speed
26 km/h
Avg max wind
Average humidity
79 %
Avg humidity

Southport in September average weather

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Temperatures trend during September in Southport

See the weather trend as well as the moving average line

September weather day by day

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Date Weather Temperatures Rain UV More
1 Sept. Light drizzle
Light drizzle
18° /12° 2.8 mm 5
2 Sept. Patchy rain possible
Patchy rain possible
19° /14° 2.6 mm 5
3 Sept. Partly cloudy
Partly cloudy
17° /13° 0.2 mm 5
4 Sept. Sunny
Sunny
20° /12° 0.1 mm 5
5 Sept. Sunny
Sunny
21° /13° 0.2 mm 6
6 Sept. Partly cloudy
Partly cloudy
23° /15° 0 mm 6
7 Sept. Light rain shower
Light rain shower
23° /16° 1.6 mm 6
8 Sept. Patchy rain possible
Patchy rain possible
22° /16° 2.1 mm 5
9 Sept. Patchy rain possible
Patchy rain possible
18° /15° 0.9 mm 4
10 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
19° /13° 6.7 mm 4
11 Sept. Light drizzle
Light drizzle
15° /12° 8.3 mm 4
12 Sept. Partly cloudy
Partly cloudy
14° /11° 2.2 mm 4
13 Sept. Cloudy
Cloudy
15° /8° 0 mm 4
14 Sept. Overcast
Overcast
16° /11° 0 mm 4
15 Sept. Partly cloudy
Partly cloudy
17° /13° 1.2 mm 5
16 Sept. Patchy rain possible
Patchy rain possible
16° /12° 0.3 mm 5
17 Sept. Moderate rain
Moderate rain
19° /12° 6.4 mm 5
18 Sept. Light rain shower
Light rain shower
18° /11° 4.1 mm 5
19 Sept. Light rain shower
Light rain shower
19° /11° 7.1 mm 5
20 Sept. Light rain shower
Light rain shower
19° /11° 3.4 mm 5
21 Sept. Light rain shower
Light rain shower
18° /11° 1.6 mm 5
22 Sept. Light rain shower
Light rain shower
17° /12° 4.6 mm 4
23 Sept. Patchy rain possible
Patchy rain possible
14° /12° 2.5 mm 3
24 Sept. Light drizzle
Light drizzle
16° /11° 4.2 mm 4
25 Sept. Patchy light drizzle
Patchy light drizzle
15° /11° 0.6 mm 4
26 Sept. Light drizzle
Light drizzle
15° /10° 13.8 mm 4
27 Sept. Light rain shower
Light rain shower
14° /9° 4 mm 4
28 Sept. Patchy rain possible
Patchy rain possible
14° /10° 1.5 mm 4
29 Sept. Patchy rain possible
Patchy rain possible
14° /9° 2.5 mm 4
30 Sept. Light rain
Light rain
14° /10° 12.5 mm 4
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Important Notice
Our weather forecast for Southport 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 Southport forecast closer to your planned date for the most up-to-date weather information.

Southport in September - FAQ

What are the expected maximum and minimum temperatures in Southport during September?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Southport during September?
Moderate rainfall is anticipated in Southport during September, with a total of 94.7 mm spread over approximately 20 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Southport during September?
The average wind speed in Southport during September is 26 km/h, suggesting breezy to windy conditions, depending on your activities.

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Location coordinates Where is Southport?

Get accurate weather forecasts for Southport, located at latitude 53.646 and longitude -3.01. Stay updated with localized weather information tailored for Southport.

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