Kalmar (Byxelkrok)
September
Weather in Kalmar for September 2025
Your guide to Kalmar weather in September - trends and predictions
In general, the average temperature in Kalmar at the beginning of September is 17.3 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 14.9 °C by the end of September.
Precipitation in Kalmar during September is a rare event, with an average of fewer than 2 rainy days.
Temperatures
Rain 🌧️
30
Dry days
0
Rainy days
0
Snow days
17°/13°
Temperatures
31 km/h
Avg max wind
81 %
Avg humidity
Kalmar Weather September
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  15° | 2 17° | 3  17° | 4  19° | 5  19° | 6 17° | 7 17° |
| 8 18° | 9  18° | 10 18° | 11 17° | 12 16° | 13 16° | 14 15° |
| 15 16° | 16 16° | 17 16° | 18 16° | 19 17° | 20  17° | 21 17° |
| 22 16° | 23  16° | 24 16° | 25 15° | 26 15° | 27 16° | 28 14° |
| 29 14° | 30 14° |
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Temperatures trend during September in Kalmar
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. | Light rain shower | 15° /13° | 12.2 mm | 4 | |
| 2 Sept. | Patchy rain possible | 17° /14° | 0.4 mm | 4 | |
| 3 Sept. | Cloudy | 17° /14° | 0.3 mm | 5 | |
| 4 Sept. | Partly cloudy | 19° /15° | 0 mm | 5 | |
| 5 Sept. | Sunny | 19° /16° | 0 mm | 5 | |
| 6 Sept. | Partly cloudy | 17° /16° | 0 mm | 5 | |
| 7 Sept. | Sunny | 17° /16° | 0 mm | 5 | |
| 8 Sept. | Sunny | 18° /16° | 0 mm | 5 | |
| 9 Sept. | Overcast | 18° /17° | 0.6 mm | 5 | |
| 10 Sept. | Partly cloudy | 18° /15° | 0.5 mm | 5 | |
| 11 Sept. | Sunny | 17° /13° | 4.6 mm | 5 | |
| 12 Sept. | Overcast | 16° /14° | 0.4 mm | 4 | |
| 13 Sept. | Overcast | 16° /13° | 0.7 mm | 4 | |
| 14 Sept. | Partly cloudy | 15° /12° | 0 mm | 5 | |
| 15 Sept. | Sunny | 16° /13° | 0 mm | 5 | |
| 16 Sept. | Sunny | 16° /15° | 0.2 mm | 5 | |
| 17 Sept. | Overcast | 16° /14° | 0 mm | 4 | |
| 18 Sept. | Cloudy | 16° /14° | 0 mm | 5 | |
| 19 Sept. | Patchy rain possible | 17° /15° | 0.4 mm | 5 | |
| 20 Sept. | Light drizzle | 17° /14° | 0.8 mm | 5 | |
| 21 Sept. | Partly cloudy | 17° /15° | 0 mm | 5 | |
| 22 Sept. | Light rain shower | 16° /14° | 0.7 mm | 4 | |
| 23 Sept. | Patchy light rain with thunder | 16° /14° | 1.7 mm | 4 | |
| 24 Sept. | Partly cloudy | 16° /13° | 1.3 mm | 5 | |
| 25 Sept. | Overcast | 15° /13° | 3.1 mm | 4 | |
| 26 Sept. | Overcast | 15° /13° | 8.1 mm | 4 | |
| 27 Sept. | Patchy rain possible | 16° /13° | 0.4 mm | 4 | |
| 28 Sept. | Partly cloudy | 14° /11° | 2.9 mm | 4 | |
| 29 Sept. | Overcast | 14° /10° | 0.3 mm | 4 | |
| 30 Sept. | Overcast | 14° /11° | 0.1 mm | 4 | |
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Important Notice
Our weather forecast for Kalmar 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 Kalmar forecast closer to your planned date for the most up-to-date weather information.
Kalmar in September - FAQ
What are the expected maximum and minimum temperatures in Kalmar during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Kalmar during September?
Moderate rainfall is anticipated in Kalmar during September, with a total of 79.2 mm spread over approximately 0 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Kalmar during September?
The average wind speed in Kalmar during September is 31 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Kalmar
Explore the daily rainfall trends and prepare for Kalmars September weather 💧
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