Best time to visit Vienna
By our rule, the best months to visit Vienna are May to September. Daily highs then run from 20.7 °C (69.3 °F) in May to 26.4 °C (79.5 °F) in July, and rain from 64.1 mm in September to 78.9 mm in May, as 1991-2020 means; figures in brackets are converted.
Rule: daily high over 16 °C and up to 28 °C, low 8 °C or more, rain 150 mm or less. Means hide hot, cold and wet days. No data on crowds, prices or events. How we test each month
Last updated : first sourced version.
Each month against the rule
| Month | Meets the rule | High, °C | Low, °C | Rain, mm |
|---|---|---|---|---|
| Jan | No: cold, low | 3.5 | -1.3 | 42.1 |
| Feb | No: cold, low | 6.5 | -0.5 | 38.1 |
| Mar | No: cold, low | 10.7 | 2.6 | 51.6 |
| Apr | No: low | 17.2 | 6.7 | 41.8 |
| May | Yes | 20.7 | 10.7 | 78.9 |
| Jun | Yes | 25.1 | 14.7 | 70.0 |
| Jul | Yes | 26.4 | 15.9 | 77.7 |
| Aug | Yes | 26.1 | 15.6 | 69.1 |
| Sep | Yes | 21.1 | 12.0 | 64.1 |
| Oct | No: cold, low | 14.3 | 7.3 | 46.9 |
| Nov | No: cold, low | 8.8 | 3.7 | 46.0 |
| Dec | No: cold, low | 4.0 | -0.4 | 46.8 |
Source: WMO climate normals 1991-2020, checked .
Months by what matters to you
- Warmest daily highs: July 26.4 °C, August 26.1 °C, June 25.1 °C.
- Coolest daily highs: January 3.5 °C, December 4.0 °C, February 6.5 °C.
- Driest: February 38.1 mm, April 41.8 mm, January 42.1 mm.
- Sunniest: July 273.6 hours, August 266.3 hours, June 260.5 hours.
- Longest days: June 16 h 03 min, July 15 h 41 min, May 15 h 12 min.
Top three months by each mean. Equal values share a place. Day length on the 15th of each month, 2026.
Day length: NOAA solar equations, checked .
Sources
- WMO Member Nations (each national weather service's own submission); archived by NOAA National Centers for Environmental Information. Attribution: WMO Member Nations (2023). WMO Climatological Standard Normals for 1991-2020 (NCEI Accession 0253808). Station files named in each record. NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.25921/800j-vn07. Accessed on the check date shown. Licence: No licence stated. Published by NOAA NCEI for WMO; citation requested. Checked .
- NOAA Solar Calculator equations, computed locally, NOAA Global Monitoring Laboratory (method); City by Month (computation). Attribution: Computed with the NOAA Solar Calculator method (no NOAA endorsement implied). Licence: Method, not data. Checked .
Cite this page: City by Month. "Best time to visit Vienna, month by month". https://citybymonth.com/cities/austria/vienna/best-time/. Last updated 4 October 2026.