Canada · 1991–2020 normal
Colchester in
September.
Typical September weather in Colchester: 22.9°C by day, 12.8°C at night, 74 mm of rain over 7.1 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high22.9°C
Typical low12.8°C
Rain74 mm
Wet days7.1
Comfort score 83 this month (June leads the year at 85). Daylight is calculated as 12 h 26 from latitude 41.98°. Open-water sea temperature is 21.3°C (13 km from the place centre).
Event window
Warm sea in September
The nearest open-water NOAA OISST 1991–2020 cell averages 21.3°C in September. A sheltered bay can run warmer than that open-water cell.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5924984
- NOAA station
- CA006133362 · HARROW CDA AUTO
- Station distance
- 6.2 km from the place centre
- Coverage
- Good coverage · 20 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.