Osaka · WinterMonth summary
Osaka weather in December
⚠️ Fair
🌡️ Temperature min / max
37°F – 52°F
🌧 Rainy days
21% of days
☀️ Sunshine
8.9h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
6.0/10
📅 📅 Best month
May (7.6/10)
Quick decision
Should you visit Osaka in December?
⚠️ Fair
✅ Yes if: you prefer museums and gastronomy — it's cool at 11°F.
❌ No if: you're looking for beach weather — it's not the right season.
Our take: Not the best window: 21% rain risk and 8.9h of sunshine. May is much safer.
By trip type
Osaka in December by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in December
In December, Osaka sees 11°F during the day with 8.9h of sunshine per day. Rain risk remains low (21% of days), leaving good room for outdoor activities. Not the best window, but acceptable if dates are constrained. May (7.6/10) is significantly better if possible.
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Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | 34°F | 48°F | 20% | 0.1in | 8.9h | 5.5/10 |
| 🌫️ February | 34°F | 48°F | 24% | 0.1in | 9.4h | 5.4/10 |
| ⛅ March | 39°F | 55°F | 34% | 0.1in | 10.3h | 6.1/10 |
| 🌤️ April | 50°F | 66°F | 33% | 0.2in | 11.0h | 7.2/10 |
| 🌤️ May | 59°F | 73°F | 37% | 0.2in | 11.4h | 7.6/10 |
| 🌤️ June | 66°F | 81°F | 47% | 0.3in | 10.0h | 7.6/10 |
| 🌤️ July | 75°F | 88°F | 52% | 0.3in | 12.0h | 7.3/10 |
| 🌤️ August | 79°F | 91°F | 43% | 0.2in | 12.0h | 7.2/10 |
| 🌤️ September | 72°F | 84°F | 49% | 0.3in | 10.2h | 7.5/10 |
| 🌤️ October | 59°F | 73°F | 36% | 0.2in | 9.9h | 7.5/10 |
| ⛅ November | 46°F | 63°F | 24% | 0.1in | 9.3h | 7.1/10 |
| 🌫️ December | 37°F | 52°F | 21% | 0.1in | 8.9h | 6.0/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In December, Osaka averages 52°F, 21% rainy days and 8.9h of sunshine per day. Overall weather score: 6.0/10.
See methodology →
Comparison
December vs May (best month)
The best month is May (score 7.6/10). Difference:
- 🌡️ Max temperature : +12°F
- 🌧 Rainy days : +16%
- ☀️ Sunshine : +2.5h/day
FAQ
FAQ — Osaka in December
Is December a good time to visit Osaka?
December is an acceptable time for Osaka (score 6.0/10). Conditions are decent but not optimal — consider May (7.6/10) if possible.
What's the weather like in Osaka in December?
It's cool with 52°F daytime and 37°F at night. 8.9h of sunshine per day. Pack warm clothes and favour indoor visits.
Accommodation
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