Monthly climate averages for Osaka, Japan. Based on 10-year ERA5 reanalysis data.
Cfa Humid Subtropical
Climate OverviewOsaka, Japan in February has cold conditions, with highs averaging around 9.5°C (49°F). Sea temperature stays cool at 8.3°C (47°F).
This month falls at the end of Winter. Cold conditions dominate the month.
Temperatures remain fairly steady throughout February, with daily highs around 10°C (50°F).
Rainfall is heaviest during the last third of the month, while the first third tends to be drier.
The warmest days tend to fall around the 29th, averaging 10.9°C (52°F).
Temperatures will rise further into March.
Daily averages based on historical data (2016–2025)
Cold daytime highs of 10°C (49°F) mean shorter outdoor excursions with warming breaks.
Rain usually comes in shorter passing showers rather than all-day rain.
2 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 9°C / 2°C | 5°C / -2°C | 6days (49 mm) Good | 7.6h Good | 74% Muggy | 3.3 Moderate | Poor | View Details |
| February | 10°C / 2°C | 6°C / -1°C | 7days (60 mm) Good | 7.9h Good | 72% Muggy | 4.1 Moderate | Poor | View Details |
| March | 14°C / 5°C | 12°C / 3°C | 10days (103 mm) Wet | 8.4h Good | 72% Muggy | 4.9 Moderate | Fair | View Details |
| April | 19°C / 10°C | 18°C / 9°C | 10days (138 mm) Wet | 8.9h Good | 72% Muggy | 6 High | Good | View Details |
| May best | 23°C / 15°C | 24°C / 15°C | 10days (164 mm) Wet | 9.1h Good | 73% Muggy | 6.1 High | Excellent | View Details |
| June best | 27°C / 20°C | 29°C / 22°C | 13days (215 mm) Wet | 8.7h Good | 78% Humid | 6.5 High | Excellent | View Details |
| July | 31°C / 24°C | 35°C / 29°C | 15days (222 mm) Wet | 9.3h Good | 80% Humid | 7.6 Very High | Wet | View Details |
| August | 32°C / 25°C | 37°C / 30°C | 12days (163 mm) Wet | 10.4h Excellent | 76% Humid | 7.3 Very High | Poor | View Details |
| September | 29°C / 22°C | 32°C / 25°C | 13days (170 mm) Wet | 8.4h Good | 78% Humid | 6.4 High | Good | View Details |
| October best | 22°C / 15°C | 23°C / 15°C | 11days (171 mm) Wet | 7.7h Good | 77% Humid | 4.7 Moderate | Excellent | View Details |
| November best | 17°C / 9°C | 15°C / 7°C | 7days (63 mm) Good | 7.8h Good | 76% Humid | 3.6 Moderate | Good | View Details |
| December | 11°C / 4°C | 8°C / 1°C | 6days (47 mm) Good | 7.4h Good | 75% Muggy | 3.1 Moderate | Fair | View Details |
Full winter gear is a must — insulated coat, thermal base layers, warm hat, gloves, and waterproof boots.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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