Climate averages 1991–2020
Linköping weather
in September.
A mild, moderately wet month: the 4th warmest and the joint 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in Linköping: daytime highs average 15.9°C and nights cool to about 9.6°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 53 mm of rain on roughly 10 days, which makes September a moderately wet month (the joint 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 54 min on an average September day.
The nearest other city in this atlas is Norrköping (38 km away). In September its highs average 16.0°C, about as warm as Linköping, with 52 mm of rain.
Among the 21 cities listed in Sweden, Linköping ranks joint 7th 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; Linköping is 0.4°C warmer than that mean.
From September to October, average highs fall by 6.1°C to 9.8°C, and monthly rainfall stays at 53 mm.
The annual picture
September in context
Monthly precipitation
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
Linköping climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 0.4°C-3.6°C | -3.6°C | 38 | 8.7 | 7.27 h |
| February | 1.1°C-4.1°C | -4.1°C | 32 | 8.0 | 9.39 h |
| March | 4.7°C-2.1°C | -2.1°C | 30 | 7.8 | 11.812 h |
| April | 10.6°C1.7°C | 1.7°C | 37 | 8.1 | 14.414 h |
| May | 15.8°C6.6°C | 6.6°C | 52 | 10.1 | 16.817 h |
| June | 19.4°C11.0°C | 11.0°C | 71 | 11.7 | 18.218 h |
| July | 21.6°C13.7°C | 13.7°C | 77 | 11.6 | 17.618 h |
| August | 20.5°C13.3°C | 13.3°C | 69 | 12.4 | 15.415 h |
| September, selected | 15.9°C9.6°C | 9.6°C | 53 | 9.5 | 12.913 h |
| October | 9.8°C5.1°C | 5.1°C | 53 | 10.3 | 10.310 h |
| November | 4.7°C1.4°C | 1.4°C | 48 | 10.1 | 7.98 h |
| December | 1.7°C-2.0°C | -2.0°C | 45 | 10.3 | 6.57 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet 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
- Norrköping in SeptemberSweden · 38 kmHigh 16.0°C · Low 10.2°C · 52 mm rain
- Örebro in SeptemberSweden · 99 kmHigh 15.6°C · Low 9.4°C · 55 mm rain
- Jönköping in SeptemberSweden · 111 kmHigh 15.6°C · Low 10.2°C · 62 mm rain
- Västerås in SeptemberSweden · 144 kmHigh 15.8°C · Low 9.1°C · 52 mm rain
- Södertälje in SeptemberSweden · 145 kmHigh 15.9°C · Low 9.8°C · 51 mm rain
- Huddinge in SeptemberSweden · 164 kmHigh 15.5°C · Low 10.5°C · 50 mm rain
- Haninge in SeptemberSweden · 168 kmHigh 15.1°C · Low 10.4°C · 51 mm rain
- Stockholm in SeptemberSweden · 174 kmHigh 15.5°C · Low 10.5°C · 50 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 Linköping) is explained once on the Linköping year overview and on the Sources, method and limits page.