Osaka weather in 2023
Osaka weather in 2023, with 365 daily observations from Open-Meteo archive data.
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Use the graph view to inspect 2023 alongside other available years for Osaka.
Year summary
In 2023, Osaka averaged 21.1 C for daily highs and 12.3 C for daily lows.
A 1991-2020 normal is not available for this location yet, so this page compares 2023 with the 2023-2025 archive baseline. The 2023 average daily high was -0.3 C from that baseline, and total precipitation was -137.4 mm from the baseline total.
The warmest month was August, with an average high of 33.8 C, while January had the lowest average low at 0.6 C.
The wettest month was June, totaling 308.0 mm. The hottest day reached 39.3 C on August 13, 2023.
Monthly averages and precipitation
| Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|
| January | 0.6 | 9.2 | 47.3 | 31 |
| February | 1.2 | 9.7 | 47.7 | 28 |
| March | 5.4 | 16.1 | 112.2 | 31 |
| April | 9.5 | 19.0 | 162.0 | 30 |
| May | 14.0 | 22.7 | 254.6 | 31 |
| June | 18.8 | 25.8 | 308.0 | 30 |
| July | 24.4 | 32.1 | 96.8 | 31 |
| August | 26.2 | 33.8 | 175.5 | 31 |
| September | 23.1 | 31.6 | 106.1 | 30 |
| October | 12.9 | 22.7 | 88.7 | 31 |
| November | 7.8 | 17.6 | 141.1 | 30 |
| December | 2.7 | 12.6 | 38.4 | 31 |
Daily records in 2023
| Record | Date | Value |
|---|---|---|
| Hottest day | August 13, 2023 | 39.3 C |
| Coldest night | January 26, 2023 | -5.4 C |
| Wettest day | June 2, 2023 | 157.4 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.