United States · 1991–2020 normal
Chatham in
September.
Typical September weather in Chatham: 21.1°C by day, 14.8°C at night, 94 mm of rain over 6.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high21.1°C
Typical low14.8°C
Rain94 mm
Wet days6.9
Comfort score 78 this month (July leads the year at 87). Daylight is calculated as 12 h 25 from latitude 41.68°. Open-water sea temperature is 17.9°C (10 km from the place centre).
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4932844
- NOAA station
- USC00191386 · CHATHAM
- Station distance
- 2.8 km from the place centre
- Coverage
- Strong coverage · 28 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.