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Dumfries and Galloway (Stranraer)
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Weather in Dumfries and Galloway for September 2026

Your guide to Dumfries and Galloway weather in September - trends and predictions

    Temperatures

  • The forecast for the first days of September 2026 in Dumfries and Galloway predicts a temperature of 15.8 °C, which is slightly above the historical average.

  • In general, the average temperature in Dumfries and Galloway at the beginning of September is 15.6 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 12.7 °C by the end of September.

    • Rain 🌧️

  • Dumfries and Galloway experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 143.3 mm.

    • More

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Average dry days
8
Dry days
Average rainy days
22
Rainy days
Average snowy days
0
Snow days
Average temperatures
14°/10°
Temperatures
Average wind speed
29 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Dumfries and Galloway Weather September

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

Temperatures trend during September in Dumfries and Galloway

See the weather trend as well as the moving average line

September weather in Dumfries and Galloway day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Overcast
Overcast
 15° /11° 0 mm 3
2 Sept. Light rain shower
Light rain shower
 12° /10° 10.5 mm 3
3 Sept. Light rain shower
Light rain shower
 15° /12° 7.3 mm 3
4 Sept. Light rain shower
Light rain shower
 15° /12° 1.6 mm 4
5 Sept. Patchy rain possible
Patchy rain possible
 16° /13° 2.3 mm 5
6 Sept. Patchy rain possible
Patchy rain possible
 17° /13° 2.2 mm 4
7 Sept. Patchy rain possible
Patchy rain possible
 19° /13° 12.1 mm 5
8 Sept. Cloudy
Cloudy
 15° /11° 0.3 mm 4
9 Sept. Moderate rain at times
Moderate rain at times
 14° /11° 1.9 mm 4
10 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /9° 13.4 mm 3
11 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 12° /10° 9.5 mm 3
12 Sept. Patchy rain possible
Patchy rain possible
 13° /10° 3.6 mm 3
13 Sept. Patchy rain possible
Patchy rain possible
 12° /9° 3.7 mm 3
14 Sept. Patchy rain possible
Patchy rain possible
 15° /10° 6.1 mm 4
15 Sept. Patchy rain possible
Patchy rain possible
 15° /11° 5.2 mm 4
16 Sept. Cloudy
Cloudy
 15° /10° 3 mm 4
17 Sept. Partly cloudy
Partly cloudy
 17° /11° 7.3 mm 5
18 Sept. Sunny
Sunny
 17° /12° 4.4 mm 5
19 Sept. Partly cloudy
Partly cloudy
 17° /11° 4.6 mm 5
20 Sept. Cloudy
Cloudy
 15° /10° 2.4 mm 4
21 Sept. Sunny
Sunny
 15° /9° 0 mm 4
22 Sept. Partly cloudy
Partly cloudy
 15° /9° 0 mm 4
23 Sept. Partly cloudy
Partly cloudy
 13° /9° 0 mm 4
24 Sept. Moderate rain at times
Moderate rain at times
 13° /9° 0.7 mm 3
25 Sept. Patchy rain possible
Patchy rain possible
 13° /9° 1.5 mm 4
26 Sept. Heavy rain at times
Heavy rain at times
 12° /9° 5.2 mm 4
27 Sept. Cloudy
Cloudy
 12° /10° 14.8 mm 3
28 Sept. Patchy rain possible
Patchy rain possible
 13° /9° 1.4 mm 3
29 Sept. Patchy rain possible
Patchy rain possible
 13° /8° 0.5 mm 3
30 Sept. Light rain
Light rain
 13° /11° 10.6 mm 4
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Important Notice
Our weather forecast for Dumfries and Galloway 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 Dumfries and Galloway forecast closer to your planned date for the most up-to-date weather information.
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Dumfries and Galloway in September - FAQ

What are the expected maximum and minimum temperatures in Dumfries and Galloway during September?
During September, expect a variety of temperatures with highs around 14° and lows near 10°, suitable for diverse activities and preferences.

How much rainfall should be expected in Dumfries and Galloway during September?
Significant rainfall exceeding 143.3 mm is expected in Dumfries and Galloway during September, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Dumfries and Galloway during September?
The average wind speed in Dumfries and Galloway during September is 29 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Dumfries and Galloway

Explore the daily rainfall trends and prepare for Dumfries and Galloways September weather 💧
Typically, Dumfries and Galloway has 22 rainy days in September with a total of 143.3 mm of rainfall.
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Location coordinates Where is Dumfries and Galloway?

Get accurate weather forecasts for Dumfries and Galloway, located at latitude 54.902 and longitude -5.027. Stay updated with localized weather information tailored for Dumfries and Galloway.

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