Heidelberg, MS Weather & Growing Conditions
Today
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 104. North northeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Sunny | 0 to 5 mph NNE | 5% |
| Tonight | 72°F | Partly Cloudy | 0 mph | 14% |
| Sunday | 97°F | Sunny | 0 to 5 mph NNW | 6% |
| Sunday Night | 71°F | Mostly Clear | 0 mph | 6% |
| Monday | 96°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NNE | 18% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 18% |
| Tuesday | 95°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 29% |
| Tuesday Night | 70°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph NE | 29% |
| Wednesday | 92°F | Sunny | 5 to 10 mph NNE | 9% |
| Wednesday Night | 68°F | Mostly Clear | 5 mph NNE | 9% |
| Thursday | 89°F | Sunny | 5 to 10 mph NNE | 5% |
| Thursday Night | 65°F | Mostly Clear | 5 to 10 mph NNE | 5% |
| Friday | 88°F | Mostly Sunny | 5 to 10 mph NNE | 3% |
| Friday Night | 64°F | Partly Cloudy | 5 to 10 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Heidelberg, MS
Last spring frost
Mar 14
First fall frost
Nov 16
Growing season
247 days
Hardiness zone
8b
Explore more for Heidelberg, MS: full frost dates · planting calendar · Mississippi frost dates
Climate data from the nearest NOAA station, P Harrison Archusa, Ms (12.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.