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Bloomington Heights Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
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| Sunny | Mostly Clear | Sunny | Clear | Sunny | Clear | Clear | Sunny | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Mostly Sunny |
| Hi: 70°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 71°FHi: 22°C | Lo: 41°FLo: 5°C | Hi: 75°FHi: 24°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 337 AM CDT Mon Oct 19 2026 
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Issued: 338 AM CDT Mon Oct 19 2026
Key Messages
- Temperatures will cool into the mid 30s to lower 40s early this morning, coolest near the Indiana border where frost is more likely. Continue to take precautions to protect sensitive vegetation with these colder temperatures and threat of frost over eastern IL early this morning.
- Temperatures will warm during this week. Highs today and Tuesday in the lower 70s, will climb into the mid to upper 70s Thursday through Sunday. Areas from Springfield southwest have a 20-30% chance of neari...