Graz Weather Records

Graz, Austria weather averages and records from 1894–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Graz, Austria was 38.1 °C which occurred on August 8, 2013.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Graz, Austria was -23.7 °C which occurred on February 3, 1929.
Lowest Temperatures: All-Time By Year
Graz Weather by Month
Averages based on the years 1991–2020
Month Average (°C) Record (°C) Average (cm)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧
January 4.1 -2.9 18.4 -23.7 2.0
February 7.2 -1.8 22.8 -23.7 2.9
March 12.1 1.7 25.1 -17.2 3.4
April 17.3 5.9 28.8 -5.5 5.1
May 21.6 10.2 34.1 -1.4 9.3
June 25.1 13.9 37.2 1.4 12.0
July 26.9 15.6 38.1 4.7 12.3
August 26.4 15.3 38.1 4.1 12.8
September 21.2 11.1 32.9 -0.3 9.3
October 15.8 6.8 27.2 -9.6 6.3
November 9.2 2.7 23.0 -13.6 5.4
December 4.1 -1.9 19.2 -19.7 4.0
Entire year 16.0 6.4 38.1 -23.7 84.8
More Graz Weather Records
1894–2024
Highest daily low 22.3 °C August 15, 2021
Lowest daily high -15.9 °C February 11, 1929
Greatest daily range
(Difference of high and low)
22.4 °C February 28, 2019
Greatest difference in daily high
over two conscutive days
16.0 °C Apr 29–30, 1922
Most daily precipitation 11.3 cm July 30, 2021
Most monthly precipitation 30.5 cm July 1914
Most yearly precipitation 123.2 cm 1937
Most yearly days with precipitation 166 2014
Earliest freeze September 21 1952
Earliest day ≥ 25 °C March 29 1989
Earliest day ≥ 30 °C May 6 2003
Latest freeze May 16 1902
Latest day ≥ 25 °C October 23 2013
Latest day ≥ 30 °C September 20 1947
Most days in a year < 0 °C 132 1895
Most days in a year ≥ 20 °C 170 2018
Most days in a year ≥ 25 °C 107 2003
Most days in a year ≥ 30 °C 41 2003
Most days in a year ≥ 35 °C 4 2013
Graz Weather Streaks
Most consecutive days...
With precipitation 15 days Jul 24 – Aug 7, 1987
Without precipitation 46 days Dec 12, 1924 – Jan 26, 1925
Freezing temperatures
High temperature ≤ 0 °C
50 days Dec 17, 1939 – Feb 4, 1940
High temperature ≥ 20 °C 100 days May 23 – Aug 30, 2003
High temperature ≥ 25 °C 32 days Jul 24 – Aug 24, 2018
High temperature ≥ 30 °C 19 days Jul 24 – Aug 11, 1994
Plant Hardiness Zone
8A
Graz is in plant hardiness zone 8A
based on average yearly minimum temperature from 1991–2020
Graz Weather by Year
More Graz Weather
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Weather Station Details
Years Station Coordinates
1894–2024 Graz location