Climate averages 1991–2020
Graz weather
in January.
A cold, fairly dry month: the coolest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cold month in Graz: daytime highs average 3.4°C and nights cool to about -5.3°C. By daytime temperature it is the coolest month of the year.
Expect about 27 mm of rain on roughly 6 days, which makes January a fairly dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 8 h 58 min on an average January day.
The nearest other city in this atlas is Maribor (59 km away). In January its highs average 4.5°C, 1.1°C warmer than Graz, with 38 mm of rain.
Among the 6 cities listed in Austria, Graz ranks 2nd of 6 for the warmest January highs and 1st of 6 for the driest January (rainfall, lowest first). The mean January high of those 6 cities is 3.3°C; Graz is level with that mean.
From January to February, average highs rise by 2.3°C to 5.6°C, and monthly rainfall rises from 27 mm to 33 mm.
The annual picture
January 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
Graz climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 3.4°C-5.3°C | -5.3°C | 27 | 6.2 | 9.09 h |
| February | 5.6°C-4.3°C | -4.3°C | 33 | 7.0 | 10.210 h |
| March | 10.0°C-0.6°C | -0.6°C | 45 | 8.4 | 11.912 h |
| April | 15.0°C3.6°C | 3.6°C | 54 | 9.9 | 13.614 h |
| May | 19.0°C8.3°C | 8.3°C | 85 | 13.0 | 15.015 h |
| June | 22.6°C11.9°C | 11.9°C | 90 | 13.5 | 15.816 h |
| July | 24.4°C13.8°C | 13.8°C | 84 | 12.8 | 15.515 h |
| August | 24.0°C13.8°C | 13.8°C | 89 | 11.8 | 14.214 h |
| September | 19.2°C9.7°C | 9.7°C | 83 | 10.1 | 12.613 h |
| October | 14.3°C5.4°C | 5.4°C | 64 | 9.3 | 10.911 h |
| November | 8.6°C1.2°C | 1.2°C | 59 | 8.5 | 9.49 h |
| December | 3.6°C-4.0°C | -4.0°C | 45 | 7.8 | 8.69 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
January in nearby cities
- Maribor in JanuarySlovenia · 59 kmHigh 4.5°C · Low -3.0°C · 38 mm rain
- Szombathely in JanuaryHungary · 91 kmHigh 3.4°C · Low -3.2°C · 30 mm rain
- Klagenfurt am Wörthersee in JanuaryAustria · 99 kmHigh 3.1°C · Low -4.0°C · 48 mm rain
- Ljubljana in JanuarySlovenia · 134 kmHigh 3.7°C · Low -2.7°C · 59 mm rain
- Vienna in JanuaryAustria · 145 kmHigh 3.1°C · Low -2.9°C · 35 mm rain
- Zagreb in JanuaryCroatia · 145 kmHigh 4.7°C · Low -2.2°C · 49 mm rain
- Linz in JanuaryAustria · 163 kmHigh 3.3°C · Low -3.1°C · 59 mm rain
- Bratislava in JanuarySlovakia · 173 kmHigh 2.9°C · Low -3.1°C · 35 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 Graz) is explained once on the Graz year overview and on the Sources, method and limits page.