Weather World
Topeka, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Topeka Weather Forecast
| REST OF TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  | | | | | | | |  | |
| Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Sunny | Chance of Showers | Mostly Sunny |
| Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C Lo: 61°FLo: 16°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C |
| POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 127 AM CDT Sat Sep 05 2026 
Topeka Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Topeka Weather Map
Topeka Quick Facts
Topeka Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 206 AM CDT Sat Sep 5 2026
Key Messages
- Dangerous Heat Today: Heat index values will reach to around 105 degrees again today. The Extreme Heat Warning covers all of central Illinois.
- Brief Weekend Relief: A cold front pushing south will bring slightly less hot and humid conditions to northern areas Sunday and Monday, dropping highs into the mid-to-upper 80s. Southern areas will remain warmer, around 90.
- Heat Returns Next Week: The brief break in oppressive heat will be short-lived. Widespread 90-degree temperatures are for...