Weather World
City of Rexburg, IDRexburg, ID Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Rexburg Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
 |  | | | |  |  | | |  |  |  |
| Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Chance of Rain |
| Hi: 74°FHi: 23°C | Lo: 50°FLo: 10°C | Hi: 77°FHi: 25°C | Lo: 50°FLo: 10°C | Hi: 81°FHi: 27°C | Lo: 50°FLo: 10°C | Hi: 67°FHi: 19°C | Hi: 70°FHi: 21°C Lo: 42°FLo: 6°C | Hi: 70°FHi: 21°C Lo: 42°FLo: 6°C | Hi: 74°FHi: 23°C Lo: 44°FLo: 7°C | Hi: 74°FHi: 23°C Lo: 44°FLo: 7°C | Lo: 49°FLo: 9°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 321 AM MDT Fri Sep 04 2026 
Rexburg Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Rexburg Weather Map
Rexburg Quick Facts
Rexburg Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 325 AM MDT Fri Sep 4 2026
Key Messages
- Mountain Showers and Lower-Elevation Warmth (TodaySaturday): Broad cyclonic flow around a Washington low will keep showers and thunderstorms active over the Central Mountains for the next 36 hours. Elsewhere, dry conditions will prevail as valley highs climb into the 80s.
- Breezy Sunday Ahead of Main System: Southerly winds will increase on Sunday, pushing temperatures into the 80s under increasing clouds, with widespread rain holding off until late Sunday evening.
- Widespread Labor Da...