easeweather.com
Karlstad
AbiskoBodenBruksvallarnaByxelkrokBåstadFinspångFrankrikeGammelsträngGrövelsjönGällivareGöteborgHelsingborgIdreJönköping
Karlstad
KirunaLandskronaLuleåLundLyckseleMalmöRiksgränsenSkellefteåStockholmStorlienSälenTrollhättanTärnabyUmeåVemdalenVisbyVäxjöÅre More Locations
Sweden weather

Weather in Karlstad for September 2026

Your guide to Karlstad weather in September - trends and predictions

    Temperatures

  • Until now, September 2026 in Karlstad is cooler than usual, with temperatures averaging 15.9 °C, this is 2.5 °C below the typical seasonal average.

  • Expect cooler weather in the next days in Karlstad with the forecast suggesting a temperature of 15.4 °C, lower than the historical average.

  • In general, the average temperature in Karlstad at the beginning of September is 19.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.4 °C by the end of September.

    • Rain 🌧️

  • Karlstad in September brings notable rainfall, with an average of 18 rainy days and a total precipitation of 74 mm.

Average dry days
12
Dry days
Average rainy days
18
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/11°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Karlstad Weather September

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

Temperatures trend during September in Karlstad

See the weather trend as well as the moving average line

September weather in Karlstad day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
 18° /12° 2.1 mm 5
2 Sept. Partly cloudy
Partly cloudy
 18° /12° 4.6 mm 4
3 Sept. Overcast
Overcast
 18° /11° 0 mm 4
4 Sept. Sunny
Sunny
 21° /13° 1.6 mm 4
5 Sept. Sunny
Sunny
 20° /13° 2.2 mm 4
6 Sept. Patchy rain possible
Patchy rain possible
 19° /13° 0.1 mm 4
7 Sept. Partly cloudy
Partly cloudy
 20° /13° 1.5 mm 4
8 Sept. Overcast
Overcast
 20° /14° 0.5 mm 4
9 Sept. Overcast
Overcast
 19° /13° 2.8 mm 4
10 Sept. Mist
Mist
 19° /11° 3.4 mm 4
11 Sept. Patchy rain possible
Patchy rain possible
 16° /12° 5.3 mm 3
12 Sept. Overcast
Overcast
 16° /11° 4.6 mm 3
13 Sept. Cloudy
Cloudy
 15° /11° 2.8 mm 3
14 Sept. Cloudy
Cloudy
 16° /8° 4 mm 4
15 Sept. Overcast
Overcast
 16° /13° 3.3 mm 1
16 Sept. Patchy rain possible
Patchy rain possible
 16° /13° 2.5 mm 2
17 Sept. Patchy rain possible
Patchy rain possible
 15° /13° 0.4 mm 5
18 Sept. Patchy rain possible
Patchy rain possible
 14° /13° 2.7 mm 4
19 Sept. Patchy rain possible
Patchy rain possible
 15° /12° 1.2 mm 3
20 Sept. Sunny
Sunny
 16° /13° 0 mm 5
21 Sept. Sunny
Sunny
 16° /11° 0 mm 5
22 Sept. Sunny
Sunny
 15° /9° 0 mm 5
23 Sept. Overcast
Overcast
 16° /12° 0.4 mm 5
24 Sept. Sunny
Sunny
 14° /9° 0 mm 4
25 Sept. Overcast
Overcast
 17° /13° 0 mm 4
26 Sept. Overcast
Overcast
 16° /13° 0 mm 5
27 Sept. Sunny
Sunny
 14° /12° 0 mm 4
28 Sept. Patchy rain possible
Patchy rain possible
 14° /8° 0.4 mm 4
29 Sept. Patchy rain possible
Patchy rain possible
 13° /8° 0.2 mm 4
30 Sept. Patchy rain possible
Patchy rain possible
 13° /8° 0.5 mm 3
Next
Important Notice
Our weather forecast for Karlstad 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 Karlstad forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Karlstad in September - FAQ

What are the expected maximum and minimum temperatures in Karlstad during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Karlstad during September?
Moderate rainfall is anticipated in Karlstad during September, with a total of 74 mm spread over approximately 18 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Karlstad during September?
The average wind speed in Karlstad during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Karlstad

Explore the daily rainfall trends and prepare for Karlstads September weather 💧
Typically, Karlstad has 18 rainy days in September with a total of 74 mm of rainfall.

UV exposure in Karlstad during September

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

Quick links

More Karlstad weather pages
You are here
Location coordinates Where is Karlstad?

Get accurate weather forecasts for Karlstad, located at latitude 59.379 and longitude 13.504. Stay updated with localized weather information tailored for Karlstad.

Related locations
Select a location for accurate weather forecast
Oslo
More Locations
Found a mistake?
We appreciate your attention to details. Tell us here.