Weather in Saitama in September
September in Saitama is mild with average temperatures around 22.1°C (71.8°F). Expect significant rainfall with 201mm across approximately 15 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
26.6°C
79.9°F
Low
17.5°C
63.5°F
Precipitation
201 mm
7.9 inches
~15 rainy days
Conditions
Humidity
82%
Comparison to Adjacent Months
September is 3.9°C cooler than August, 41mm wetter than August.
September is 6.1°C warmer than October.