United States · 1991–2020 normal
Chatham in
September.
Typical September weather in Chatham: 26°C by day, 12.9°C at night, 127 mm of rain over 7.8 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high26°C
Typical low12.9°C
Rain127 mm
Wet days7.8
Comfort score 73 this month (May leads the year at 73). Daylight is calculated as 12 h 22 from latitude 36.83°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4752060
- NOAA station
- USC00441614 · CHATHAM
- Station distance
- 1.2 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.