Trofaiach climate — normals and trends
Trofaiach (Austria) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 5.4 °C and it receives 1,151 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (15.1 °C on average) and the coldest is January (-4.9 °C). Rainfall peaks in July.
Trofaiach averages 157 frost days, 0 hot days (≥ 30 °C) and 180 rainy days per year.
Trofaiach has warmed by +2.8 °C between 1940 and 2025, or +0.33 °C per decade. This trend is statistically significant.
The number of frost days there went from about 181 to 133 per year over the period.
The hottest day of the period reached 32.0 °C (on 3 August 2013) and the coldest -30.2 °C (on 8 January 1985).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
TrofaiachStyria
- coords
- 47.43°, 15.01°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.4°C
Average daily high
9.9°C
Average daily low
1.3°C
Annual rainfall
1,151mm
Sunshine / day
8.3h
Mean relative humidity
82%
Average peak wind
9.4km/h
Seasonal range
20.0°C
Frost days (< 0 °C)
157 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
180 d/yr
Annual snowfall
217.9 cm
Average feels-like high
7.9 °C
Average feels-like low
-1.1 °C
Average peak gust
37.5 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
12.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.59 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
32.0 °C
3 August 2013
Coldest day
-30.2 °C
8 January 1985
Wettest day
61 mm
10 July 1990
Windiest day
28.8 km/h
16 March 1962
Strongest gust
128.5 km/h
18 January 2000
Hottest feels-like
34.9 °C
5 July 1957
Coldest feels-like
-34.5 °C
8 January 1985
Snowiest day
25.6 cm
2 February 2023
Sunniest day
15.6 h
22 June 2025
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 3.2 °C | +4.7 °C | 37 mm | -24 mm |
| Feb | 3.6 °C | +2.8 °C | 25 mm | -34 mm |
| Mar | 9.6 °C | +4.7 °C | 117 mm | +43 mm |
| Apr | 13.6 °C | +3.8 °C | 82 mm | -5 mm |
| May | 14.4 °C | -0.5 °C | 128 mm | +0 mm |
| Jun | 23.8 °C | +5.4 °C | 77 mm | -67 mm |
| Jul | 20.7 °C | +0.6 °C | 208 mm | +59 mm |
| Aug | 22.0 °C | +2.0 °C | 105 mm | -26 mm |
| Sep | 17.8 °C | +1.5 °C | 119 mm | +19 mm |
| Oct | 10.7 °C | -0.4 °C | 83 mm | +7 mm |
| Nov | 5.9 °C | +1.6 °C | 68 mm | -6 mm |
| Dec | 2.9 °C | +3.3 °C | 24 mm | -46 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Trofaiach?
Trofaiach has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 5.4 °C and it receives 1,151 mm of precipitation per year.
What is the hottest day ever recorded in Trofaiach?
The hottest day measured in Trofaiach between 1940 and 2025 was 3 August 2013, reaching 32.0 °C.
What is the coldest day in Trofaiach?
The coldest day measured in Trofaiach between 1940 and 2025 was 8 January 1985, at -30.2 °C.
Does it snow in Trofaiach?
Yes. Trofaiach gets on average 217.9 cm of snow per year and has around 157 frost days.
Has the climate of Trofaiach warmed?
Yes: Trofaiach warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Trofaiach?
The wettest day measured in Trofaiach between 1940 and 2025 was 10 July 1990, with 61 mm of rain in 24 hours.
What was the windiest day in Trofaiach?
The windiest day measured in Trofaiach between 1940 and 2025 was 16 March 1962, with winds reaching 28.8 km/h.
What is the warmest month in Trofaiach?
The warmest month in Trofaiach is July (15.1 °C on average); the coldest is January (-4.9 °C).
How much does it rain in Trofaiach?
Trofaiach receives on average 1,151 mm of precipitation per year, spread over about 180 rainy days.
Is it sunny in Trofaiach?
Trofaiach gets on average 8.3 hours of sunshine per day, roughly 3,030 hours per year over 1940-2025.
What is the biggest single-day snowfall in Trofaiach?
The heaviest 24-hour snowfall measured in Trofaiach between 1940 and 2025 was 2 February 2023, with 25.6 cm.
Are there tropical nights in Trofaiach?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Trofaiach.
What was the most extreme apparent temperature in Trofaiach?
In Trofaiach, between 1940 and 2025, the highest apparent temperature reached 34.9 °C on 5 July 1957, and the lowest was -34.5 °C on 8 January 1985.
Compare Trofaiach with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Trofaiach