Climate averages 1991–2020
Maribor weather
in September.
A mild, wet month: the 4th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in Maribor: daytime highs average 20.5°C and nights cool to about 11.9°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 111 mm of rain on roughly 10 days, which makes September a wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 36 min on an average September day.
The nearest other city in this atlas is Graz (59 km away). In September its highs average 19.2°C, 1.3°C cooler than Maribor, with 83 mm of rain.
Among the 2 cities listed in Slovenia, Maribor ranks 1st of 2 for the warmest September highs and 1st of 2 for the driest September (rainfall, lowest first). The mean September high of those 2 cities is 20.2°C; Maribor is 0.4°C warmer than that mean.
From September to October, average highs fall by 4.8°C to 15.7°C, and monthly rainfall falls from 111 mm to 77 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
Maribor climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 4.5°C-3.0°C | -3.0°C | 38 | 6.8 | 9.09 h |
| February | 6.7°C-2.3°C | -2.3°C | 50 | 7.8 | 10.310 h |
| March | 11.2°C1.5°C | 1.5°C | 59 | 9.6 | 11.912 h |
| April | 16.2°C5.9°C | 5.9°C | 71 | 10.6 | 13.514 h |
| May | 20.4°C10.6°C | 10.6°C | 99 | 12.8 | 15.015 h |
| June | 24.0°C14.3°C | 14.3°C | 107 | 13.0 | 15.816 h |
| July | 25.8°C16.1°C | 16.1°C | 104 | 11.9 | 15.415 h |
| August | 25.6°C16.1°C | 16.1°C | 108 | 11.2 | 14.214 h |
| September, selected | 20.5°C11.9°C | 11.9°C | 111 | 10.2 | 12.613 h |
| October | 15.7°C7.7°C | 7.7°C | 77 | 9.1 | 10.911 h |
| November | 9.9°C3.2°C | 3.2°C | 77 | 9.3 | 9.59 h |
| December | 4.8°C-1.9°C | -1.9°C | 62 | 8.6 | 8.79 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
- Graz in SeptemberAustria · 59 kmHigh 19.2°C · Low 9.7°C · 83 mm rain
- Zagreb in SeptemberCroatia · 86 kmHigh 21.8°C · Low 12.6°C · 94 mm rain
- Klagenfurt am Wörthersee in SeptemberAustria · 103 kmHigh 19.2°C · Low 11.1°C · 139 mm rain
- Ljubljana in SeptemberSlovenia · 104 kmHigh 19.8°C · Low 11.5°C · 125 mm rain
- Szombathely in SeptemberHungary · 105 kmHigh 20.4°C · Low 11.7°C · 76 mm rain
- Rijeka in SeptemberCroatia · 165 kmHigh 22.3°C · Low 14.8°C · 177 mm rain
- Trieste in SeptemberItaly · 176 kmHigh 22.3°C · Low 14.8°C · 170 mm rain
- Vienna in SeptemberAustria · 192 kmHigh 20.3°C · Low 11.8°C · 71 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 Maribor) is explained once on the Maribor year overview and on the Sources, method and limits page.