Osaka Weather: December
 |
Average Day Temperature: | 51.0°F |
|
Average Night Temperature: | 42.5°F |
|
Sea Water Temperature: | 60.7°F |
|
Number of Sunny Days: | 10 days |
| Sunshine Hours: | 9.8 - 10.0 hours | |
|
Number of Rainy Days: | 3 days |
| Precipitation Totals: | 1.8 in | |
| detailed information | ||
forecast
| Osaka |
Temperature
| Osaka |
Air Temperature in December, °F
The highest day temperature in December 2025 was 66°F. The lowest night temperature was 34°F. The average values for day and night temperatures during December were 53.0°F и 45.6°F respectivly.
Osaka Water Sea Temperature in December, °F
The average sea surface temperature in December 2025 for Osaka was 60.0°F. The maximum and minimum values were 56.6°F and 64.6°F respectively.
Most of the days in December are cloudy but you can also expect sunny or gloomy days.
Precipitation Totals in December, in
Precipitation total in December for Osaka is 1.8 in. It makes december one of the least rainy months of the year.
The average wind speed in December is 7.4 mph. This value is relatively stable throughout the year.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Osaka in December is 5.7 hours.
Osaka on the Weather Map
| Atami |  |
+50 |
| Fukuoka |  |
+58 |
| Hakone | |
+52 |
| Hiroshima | |
+52 |
| Kamakura | |
+54 |
| Kyoto | |
+48 |
| Nagasaki |  |
+60 |
| Nagoya | |
+48 |
| Nara | |
+52 |
| Noboribetsu |  |
+34 |
| Okinawa | |
+64 |
| Osaka | |
+50 |
| Sapporo | |
+32 |
| Tokyo | |
+50 |
| Yokohama | |
+54 |
| 1200 |  |
50°F | NE 8 mph |
| 1500 | |
56°F | NE 14 mph |
| 1800 |  |
54°F | N 14 mph |
| 2100 |  |
54°F | NE 14 mph |
| 0000 | |
50°F | E 23 mph |
| 0300 | |
46°F | E 24 mph |
| 0600 | |
40°F | E 21 mph |
| 0900 |  |
38°F | E 19 mph |