Union, MS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Union, a town in Neshoba County, Mississippi.
Today
92°F
Sunny
Sunny, with a high near 92. North northwest wind 0 to 5 mph.
7-day forecast for Union
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 92°F | Sunny | 0 to 5 mph NNW | 2% |
| Tonight | 70°F | Mostly Clear | 0 to 5 mph NNE | 0% |
| Wednesday | 95°F | Sunny | 0 to 5 mph WNW | 0% |
| Wednesday Night | 71°F | Mostly Clear | 0 to 5 mph S | 0% |
| Thursday | 96°F | Sunny | 0 to 5 mph SSW | 6% |
| Thursday Night | 72°F | Mostly Clear | 0 to 5 mph S | 6% |
| Friday | 95°F | Sunny | 0 to 5 mph SSE | 12% |
| Friday Night | 73°F | Mostly Clear then Slight Chance Rain Showers | 0 to 5 mph SSE | 15% |
| Saturday | 95°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SSE | 25% |
| Saturday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 25% |
| Sunday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 30% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 30% |
| Monday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 34% |
| Monday Night | 74°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 34% |
Forecast source: National Weather Service (api.weather.gov) for Union (32.571, -89.115). Updated through the day.
Growing snapshot for Union
Last spring frost
Mar 20
First fall frost
Nov 9
Growing season
235 days
Hardiness zone
8b
More local growing data for Union: nearby ZIP 39365 weather · frost dates · planting calendar · Mississippi frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Philadelphia 1 Wsw, Ms (11.1 mi from Union). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.