Climate averages 1991–2020
Malmö weather
in September.
A mild, moderately wet month: the 4th warmest and the joint 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in Malmö: daytime highs average 16.8°C and nights cool to about 11.1°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 53 mm of rain on roughly 9 days, which makes September a moderately wet month (the joint 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 49 min on an average September day.
The nearest other city in this atlas is Lund (16 km away). In September its highs average 16.6°C, about as warm as Malmö, with 58 mm of rain.
Among the 21 cities listed in Sweden, Malmö ranks 1st of 21 for the warmest September highs and joint 10th of 21 for the driest September (rainfall, lowest first). The mean September high of those 21 cities is 15.5°C; Malmö is 1.3°C warmer than that mean.
From September to October, average highs fall by 5.1°C to 11.7°C, and monthly rainfall rises from 53 mm to 54 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Malmö climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 2.7°C-1.0°C | -1.0°C | 49 | 11.3 | 7.78 h |
| February | 3.1°C-1.2°C | -1.2°C | 40 | 9.5 | 9.610 h |
| March | 6.0°C0.0°C | 0.0°C | 40 | 9.5 | 11.812 h |
| April | 10.9°C3.3°C | 3.3°C | 36 | 8.7 | 14.114 h |
| May | 15.5°C7.6°C | 7.6°C | 41 | 9.5 | 16.216 h |
| June | 18.8°C11.4°C | 11.4°C | 57 | 10.5 | 17.417 h |
| July | 21.2°C14.0°C | 14.0°C | 58 | 10.8 | 16.917 h |
| August | 20.8°C14.2°C | 14.2°C | 66 | 11.4 | 15.015 h |
| September, selected | 16.8°C11.1°C | 11.1°C | 53 | 9.3 | 12.813 h |
| October | 11.7°C7.2°C | 7.2°C | 54 | 10.9 | 10.511 h |
| November | 7.0°C3.6°C | 3.6°C | 48 | 11.1 | 8.48 h |
| December | 3.9°C0.4°C | 0.4°C | 53 | 11.3 | 7.27 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Lund in SeptemberSweden · 16 kmHigh 16.6°C · Low 10.5°C · 58 mm rain
- Copenhagen in SeptemberDenmark · 28 kmHigh 16.7°C · Low 11.5°C · 59 mm rain
- Helsingborg in SeptemberSweden · 53 kmHigh 16.7°C · Low 10.8°C · 62 mm rain
- Halmstad in SeptemberSweden · 119 kmHigh 16.4°C · Low 10.5°C · 76 mm rain
- Odense in SeptemberDenmark · 166 kmHigh 17.2°C · Low 11.4°C · 51 mm rain
- Rostock in SeptemberGermany · 177 kmHigh 17.8°C · Low 11.7°C · 55 mm rain
- Växjö in SeptemberSweden · 180 kmHigh 15.5°C · Low 9.5°C · 59 mm rain
- Århus in SeptemberDenmark · 184 kmHigh 16.6°C · Low 11.2°C · 54 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Malmö) is explained once on the Malmö year overview and on the Sources, method and limits page.