Climate averages 1991–2020
Košice weather
in September.
A mild, moderately wet month: the 5th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in Košice: daytime highs average 19.6°C and nights cool to about 10.7°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 69 mm of rain on roughly 10 days, which makes September a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 39 min on an average September day.
The nearest other city in this atlas is Prešov (32 km away). In September its highs average 18.9°C, 0.7°C cooler than Košice, with 65 mm of rain.
Among the 6 cities listed in Slovakia, Košice ranks 3rd of 6 for the warmest September highs and 4th of 6 for the driest September (rainfall, lowest first). The mean September high of those 6 cities is 19.5°C; Košice is 0.1°C warmer than that mean.
From September to October, average highs fall by 6.1°C to 13.5°C, and monthly rainfall falls from 69 mm to 59 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
Košice climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 0.7°C-5.2°C | -5.2°C | 31 | 7.7 | 8.89 h |
| February | 3.2°C-3.9°C | -3.9°C | 37 | 8.5 | 10.110 h |
| March | 8.7°C-0.4°C | -0.4°C | 41 | 9.7 | 11.912 h |
| April | 15.2°C4.6°C | 4.6°C | 64 | 11.3 | 13.714 h |
| May | 19.8°C9.8°C | 9.8°C | 102 | 14.6 | 15.215 h |
| June | 23.3°C13.7°C | 13.7°C | 99 | 14.3 | 16.116 h |
| July | 25.1°C15.5°C | 15.5°C | 123 | 14.7 | 15.716 h |
| August | 25.0°C15.5°C | 15.5°C | 89 | 11.7 | 14.414 h |
| September, selected | 19.6°C10.7°C | 10.7°C | 69 | 9.9 | 12.613 h |
| October | 13.5°C5.7°C | 5.7°C | 59 | 8.9 | 10.911 h |
| November | 7.1°C1.3°C | 1.3°C | 45 | 9.3 | 9.29 h |
| December | 1.5°C-3.3°C | -3.3°C | 37 | 8.8 | 8.48 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
- Prešov in SeptemberSlovakia · 32 kmHigh 18.9°C · Low 10.2°C · 65 mm rain
- Miskolc in SeptemberHungary · 77 kmHigh 21.4°C · Low 11.9°C · 56 mm rain
- Uzhhorod in SeptemberUkraine · 77 kmHigh 20.2°C · Low 11.0°C · 63 mm rain
- Nyíregyháza in SeptemberHungary · 91 kmHigh 21.7°C · Low 12.5°C · 57 mm rain
- Nowy Sącz in SeptemberPoland · 109 kmHigh 18.2°C · Low 9.8°C · 78 mm rain
- Mukachevo in SeptemberUkraine · 112 kmHigh 20.5°C · Low 11.0°C · 81 mm rain
- Debrecen in SeptemberHungary · 134 kmHigh 21.9°C · Low 12.7°C · 56 mm rain
- Tarnów in SeptemberPoland · 146 kmHigh 18.7°C · Low 10.4°C · 73 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 Košice) is explained once on the Košice year overview and on the Sources, method and limits page.