ALTON, MO US
Monthly climate normals for the summer months as published for this station in the U.S. Climate Normals 1991-2020.
- Station ID
- USC00230127
- Station name
- ALTON, MO US
- Month
- June
- Normal daily maximum temperature (F)
- 85
- Normal days at or above 90 F
- 8.9
Monthly normals
| Month | Normal daily maximum temperature (F) | Normal days at or above 90 F | Years in the temperature normal |
|---|---|---|---|
| June | 85 | 8.9 | 17 |
| July | 88.3 | 17.2 | 17 |
| August | 88.1 | 15.7 | 19 |
Source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020, v1.0.1, monthly multivariate by station. Period: 1991-2020 normals. Fetched 2026-10-30. Numeric source station identifier: USC00230127.