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Weather in Glasgow for September 2025

Your guide to Glasgow weather in September - trends and predictions
  • In general, the average temperature in Glasgow at the beginning of September is 19.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12.4 °C by the end of September.

  • Glasgow experiences an exceptionally high level of rainfall in September, with more than 20 rainy days on average.

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Average dry days
9
Dry days
Average rainy days
21
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/9°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
85 %
Avg humidity

Glasgow in September average weather

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Temperatures trend during September in Glasgow

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. Mist
Mist
17° /7° 0.2 mm 4
2 Sept. Sunny
Sunny
18° /10° 4.4 mm 5
3 Sept. Fog
Fog
16° /8° 0.7 mm 4
4 Sept. Mist
Mist
17° /8° 1.7 mm 4
5 Sept. Partly cloudy
Partly cloudy
21° /8° 0 mm 5
6 Sept. Mist
Mist
22° /11° 0 mm 6
7 Sept. Patchy rain possible
Patchy rain possible
23° /12° 0.2 mm 6
8 Sept. Partly cloudy
Partly cloudy
24° /13° 1.3 mm 6
9 Sept. Patchy rain possible
Patchy rain possible
18° /11° 1.4 mm 4
10 Sept. Light rain shower
Light rain shower
17° /9° 3.6 mm 4
11 Sept. Patchy rain possible
Patchy rain possible
14° /7° 1.5 mm 4
12 Sept. Partly cloudy
Partly cloudy
14° /4° 0.2 mm 4
13 Sept. Overcast
Overcast
13° /4° 3.1 mm 3
14 Sept. Overcast
Overcast
16° /8° 0.9 mm 4
15 Sept. Fog
Fog
12° /7° 0.4 mm 3
16 Sept. Mist
Mist
15° /5° 0.2 mm 4
17 Sept. Light rain
Light rain
16° /8° 3.5 mm 4
18 Sept. Light rain shower
Light rain shower
16° /9° 13.4 mm 4
19 Sept. Light rain shower
Light rain shower
17° /7° 9.2 mm 5
20 Sept. Light rain shower
Light rain shower
17° /8° 4.1 mm 5
21 Sept. Light rain shower
Light rain shower
15° /8° 1.2 mm 4
22 Sept. Light rain shower
Light rain shower
15° /7° 0.8 mm 4
23 Sept. Cloudy
Cloudy
14° /5° 0.5 mm 4
24 Sept. Light rain shower
Light rain shower
13° /7° 18.6 mm 3
25 Sept. Light rain shower
Light rain shower
12° /8° 2 mm 3
26 Sept. Light rain shower
Light rain shower
12° /6° 10.1 mm 3
27 Sept. Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
12° /4° 7.7 mm 3
28 Sept. Light rain
Light rain
13° /6° 4.5 mm 4
29 Sept. Patchy rain possible
Patchy rain possible
13° /6° 0.7 mm 3
30 Sept. Patchy rain possible
Patchy rain possible
12° /7° 1.5 mm 3
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Important Notice
Our weather forecast for Glasgow 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 Glasgow forecast closer to your planned date for the most up-to-date weather information.

Glasgow in September - FAQ

What are the expected maximum and minimum temperatures in Glasgow during September?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Glasgow during September?
Significant rainfall exceeding 144.1 mm is expected in Glasgow during September, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Glasgow during September?
The average wind speed in Glasgow during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Glasgow

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

UV exposure in Glasgow during September

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

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Location coordinates Where is Glasgow?

Get accurate weather forecasts for Glasgow, located at latitude 55.865 and longitude -4.258. Stay updated with localized weather information tailored for Glasgow.

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