Best time to visit Osaka
By our rule, the best months to visit Osaka are April and May, and October and November. Daily highs then run from 17.8 °C (64.0 °F) in November to 24.9 °C (76.8 °F) in May, and rain from 72.5 mm in November to 136.5 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 | 9.7 | 3.0 | 47.0 |
| Feb | No: cold, low | 10.5 | 3.2 | 60.5 |
| Mar | No: cold, low | 14.2 | 6.0 | 103.1 |
| Apr | Yes | 19.9 | 10.9 | 101.9 |
| May | Yes | 24.9 | 16.0 | 136.5 |
| Jun | No: rain | 28.0 | 20.3 | 185.1 |
| Jul | No: hot, rain | 31.8 | 24.6 | 174.4 |
| Aug | No: hot | 33.7 | 25.8 | 113.0 |
| Sep | No: hot, rain | 29.5 | 21.9 | 152.8 |
| Oct | Yes | 23.7 | 16.0 | 136.0 |
| Nov | Yes | 17.8 | 10.2 | 72.5 |
| Dec | No: cold, low | 12.3 | 5.3 | 55.5 |
Source: WMO climate normals 1991-2020, checked .
Months by what matters to you
- Warmest daily highs: August 33.7 °C, July 31.8 °C, September 29.5 °C.
- Coolest daily highs: January 9.7 °C, February 10.5 °C, December 12.3 °C.
- Driest: January 47.0 mm, December 55.5 mm, February 60.5 mm.
- Sunniest: August 222.4 hours, May 203.7 hours, April 192.6 hours.
- Longest days: June 14 h 28 min, July 14 h 16 min, May 13 h 58 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 Osaka, month by month". https://citybymonth.com/cities/japan/osaka/best-time/. Last updated 4 October 2026.