United States · 1991–2020 normal
Derwood in
September.
Typical September weather in Derwood: 24.7°C by day, 14.8°C at night, 108 mm of rain over 7.7 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high24.7°C
Typical low14.8°C
Rain108 mm
Wet days7.7
Comfort score 83 this month, the highest of the year. Daylight is calculated as 12 h 24 from latitude 39.12°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4353084
- NOAA station
- USC00187705 · ROCKVILLE 1 NE
- Station distance
- 2.1 km from the place centre
- Coverage
- Good coverage · 16 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.