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Weather in Agder for September 2025

Your guide to Agder weather in September - trends and predictions
  • In general, the average temperature in Agder at the beginning of September is 19.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13.7 °C by the end of September.

  • The climate of Agder in September is notably wet, with an average of 13 rainy days.

  • Is September a good time to visit Agder? check out the best time to travel to Agder page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
17
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/12°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Agder in September average weather

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Temperatures trend during September in Agder

See the weather trend as well as the moving average line
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September weather day by day

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Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
19° /11° 0 mm 5
2 Sept. Sunny
Sunny
18° /11° 0.1 mm 5
3 Sept. Overcast
Overcast
16° /13° 10.4 mm 4
4 Sept. Sunny
Sunny
20° /14° 0.9 mm 5
5 Sept. Sunny
Sunny
23° /14° 0 mm 6
6 Sept. Sunny
Sunny
20° /14° 0 mm 6
7 Sept. Sunny
Sunny
21° /12° 0.1 mm 6
8 Sept. Overcast
Overcast
20° /15° 3 mm 5
9 Sept. Overcast
Overcast
19° /13° 0.4 mm 5
10 Sept. Sunny
Sunny
19° /12° 1.9 mm 5
11 Sept. Light rain shower
Light rain shower
16° /11° 8.2 mm 4
12 Sept. Partly cloudy
Partly cloudy
16° /8° 0 mm 4
13 Sept. Sunny
Sunny
16° /8° 0 mm 5
14 Sept. Overcast
Overcast
14° /7° 0 mm 4
15 Sept. Mist
Mist
16° /10° 0.3 mm 4
16 Sept. Light rain shower
Light rain shower
18° /11° 7.6 mm 4
17 Sept. Sunny
Sunny
16° /10° 0 mm 5
18 Sept. Light rain shower
Light rain shower
17° /11° 20.5 mm 5
19 Sept. Light rain shower
Light rain shower
16° /11° 7.6 mm 4
20 Sept. Light rain shower
Light rain shower
18° /11° 3.4 mm 5
21 Sept. Light rain shower
Light rain shower
18° /12° 8.2 mm 5
22 Sept. Patchy rain possible
Patchy rain possible
17° /11° 4.7 mm 5
23 Sept. Patchy rain possible
Patchy rain possible
16° /10° 0.6 mm 4
24 Sept. Patchy rain possible
Patchy rain possible
14° /9° 5 mm 4
25 Sept. Light rain shower
Light rain shower
15° /10° 7.9 mm 4
26 Sept. Patchy rain possible
Patchy rain possible
13° /9° 3.5 mm 4
27 Sept. Light rain shower
Light rain shower
13° /9° 8.8 mm 4
28 Sept. Light rain shower
Light rain shower
14° /8° 1.4 mm 4
29 Sept. Light rain shower
Light rain shower
14° /8° 1.3 mm 4
30 Sept. Patchy rain possible
Patchy rain possible
13° /9° 2.5 mm 3
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Important Notice
Our weather forecast for Agder 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 Agder forecast closer to your planned date for the most up-to-date weather information.

Agder in September - FAQ

What are the expected maximum and minimum temperatures in Agder during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Agder during September?
Significant rainfall exceeding 126.1 mm is expected in Agder during September, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Agder during September?
The average wind speed in Agder during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Agder in September?

As you prepare for your trip to Agder in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Agder, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

September rainfall patterns in Agder

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

UV exposure in Agder during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Agder?

Get accurate weather forecasts for Agder, located at latitude 58.147 and longitude 7.996. Stay updated with localized weather information tailored for Agder.

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