Commonly used acronyms and what they stand for: 1  ADA - Americans with Disabilities Act of 1990, Pub. 2  AD&D - Accidental Death and Dismemberment. 3  ADEA - Age Discrimination in Employment Act of 1967, Pub. 4  CFR - Code of Federal Regulations. 5  CMS - Centers for Medicare & Medicaid Services.
The best time to visit Tokyo is March, April, October, and November. The weather is nearly perfect, the summer rains and heat have passed, and sightseeing is at its best. Best Time for Good Weather: Late March to May and October to early December. Best Time for Sightseeing: Late March, April, October, and November.
Tokyo: Annual Weather Averages. August is the hottest month in Tokyo with an average temperature of 26 Â°C (79 Â°F) and the coldest is January at 5 Â°C (41 Â°F) with the most daily sunshine hours at 6 in December. The wettest month is June with an average of 181mm of rain. The best month to swim in the sea is in August when the average sea temperature is 26 Â°C (79 Â°F).