City	Average Daytime High	Average Nighttime Low	Rainy/Snowy Days Early Month Late Month		Sunny Days Early Month Late Month
Sapporo	8 C (46 F)	1 C (34 F)	45%	45%	40%	35%
Tokyo	17 C (63 F)	10 C (50 F)	25%	20%	55%	60%
Takayama	13 C (55 F)	2 C (36 F)	35%	35%	45%	40%
Osaka	17 C (63 F)	10 C (50 F)	20%	20%	60%	60%
Fukuoka	18 C (64 F)	10 C (50 F)	30%	25%	55%	50%
Naha	24 C (75 F)	20 C (68 F)	25%	30%	55%	45%

November is one of the best times to visit Japan, as the weather is relatively dry and mild, and the autumn colors are spectacular in many parts of the country. Travel activity tends to be low except around popular autumn leaf spots.

Credits to: Japan-Guide