Hiking conditions
Is It Too Hot to Hike in Saint Louis Today?
Use the environmental risk signals below to adjust timing, intensity, shade, and recovery.
Forecast conditions
Poor
Shorten the session and favor shade or cooler hours.
Heat index
92°F
WBGT est.
27.4°C
UV
0.7
Hourly hiking conditions
| Time | Temperature | Heat index | Estimated WBGT | UV | Risk |
|---|---|---|---|---|---|
| 6 PM | 88°F | 92°F | 27.4°C | 0.7 | High |
| 7 AM | 66°F | 66°F | 19.7°C | 0.1 | Low |
| 9 AM | 72°F | 76°F | 21.0°C | 1.9 | Low |
| 11 AM | 79°F | 80°F | 23.1°C | 5.7 | Moderate |
| 1 PM | 84°F | 84°F | 24.5°C | 7.9 | Moderate |
| 3 PM | 86°F | 86°F | 25.3°C | 5.8 | Moderate |
| 5 PM | 86°F | 86°F | 25.3°C | 1.9 | Moderate |
| 7 PM | 82°F | 84°F | 24.8°C | 0.1 | Moderate |
Three-day forecast
Thursday
Heat index up to 100°F
90° / 69°
HighFriday
Heat index up to 87°F
86° / 66°
ModerateSaturday
Heat index up to 88°F
87° / 71°
ModerateKnow when it's safer to hike
HeatGuard can notify you as conditions improve and keep this location saved.