Karlstad Weather: September
 |
Average Day Temperature: | 61.1°F |
|
Average Night Temperature: | 52.6°F |
|
Sea Water Temperature: | 59.2°F |
|
Number of Sunny Days: | 11 days |
| Sunshine Hours: | 11.6 - 14.1 hours | |
|
Number of Rainy Days: | 4 days |
| Precipitation Totals: | 1.9 in | |
| detailed information | ||
forecast
| Karlstad |
Temperature
| Karlstad |
Air Temperature in September, °F
The highest day temperature in September 2025 was 71°F. The lowest night temperature was 41°F. The average values for day and night temperatures during September were 62.3°F и 53.9°F respectivly.
Karlstad Water Sea Temperature in September, °F
The average sea surface temperature in September 2025 for Karlstad was 62.1°F. The maximum and minimum values were 59.8°F and 64.4°F respectively.
You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in September, in
Precipitation total in September for Karlstad is 1.9 in. It makes september one of the most rainy months of the year.
The average wind speed in September is 9.9 mph.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Karlstad in September is 7.0 hours.
Karlstad on the Weather Map
| Gothenburg |  |
+40 |
| Helsinborg |  |
+42 |
| Jonkoping | |
+36 |
| Karlstad | |
+40 |
| Kristianstad | |
+40 |
| Lund | |
+40 |
| Malmo | |
+42 |
| Orebro | |
+36 |
| Ostersund | |
+30 |
| Stockholm | |
+40 |
| Sundsvall |  |
+32 |
| Uppsala | |
+38 |
| Vasteras | |
+38 |
| 1200 |  |
40°F | W 7 mph |
| 1500 | |
40°F | W 7 mph |
| 1800 | |
40°F | W 9 mph |
| 2100 | |
40°F | W 11 mph |
| 0000 |  |
40°F | W 14 mph |
| 0300 | |
40°F | W 14 mph |
| 0600 | |
40°F | W 14 mph |
| 0900 | |
42°F | W 11 mph |