United States · 1991–2020 normal
Collinsville in
July.
Typical July weather in Collinsville: 31.9°C by day, 20.1°C at night, 98 mm of rain over 6.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high31.9°C
Typical low20.1°C
Rain98 mm
Wet days6.9
Comfort score 53 this month (September leads the year at 77). Daylight is calculated as 14 h 37 from latitude 38.67°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4236191
- NOAA station
- USW00003960 · CAHOKIA ST LOUIS DWTN AP
- Station distance
- 18.5 km from the place centre
- Coverage
- Good coverage · 23 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.