What is the weather like in Karuizawa vs Osaka in January?

In January, Karuizawa averages 3°C high / -8°C low with about 48 mm of rain; Osaka averages 10°C high / 3°C low with about 49 mm.

Karuizawa vs Osaka in January

Osaka is the better pick in January — 69 vs 51 on SeasonMap's comfort score. Osaka is cold, a little rain, while Karuizawa is freezing, a little rain, clean air.

Karuizawa vs Osaka — January climate, side by side

	🇯🇵 Karuizawa	🇯🇵 Osaka
Comfort score	51/100 (D)	69/100 (C)
Feels-like high	-1°C	7°C
Avg high / low	3° / -8°	10° / 3°
Rainfall	48 mm	49 mm
Rainy days	7	6
Humidity	69%	74%
Air quality (AQI)	33	53

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Karuizawa 🇯🇵 Japanfreezing, a little rain, clean air · best May51
Osaka 🇯🇵 Japancold, a little rain · best November69

Karuizawa vs Osaka in January — FAQ

Is January better in Karuizawa or Osaka?: Osaka is the better pick in January — 69 vs 51 on SeasonMap's comfort score. Osaka is cold, a little rain, while Karuizawa is freezing, a little rain, clean air.
What is the weather like in Karuizawa vs Osaka in January?: In January, Karuizawa averages 3°C high / -8°C low with about 48 mm of rain; Osaka averages 10°C high / 3°C low with about 49 mm.