Bloomington, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bloomington, a city in Bear Lake County, Idaho.
Tonight
38°F
Showers And Thunderstorms
Showers and thunderstorms before 10pm, then a chance of showers and thunderstorms between 10pm and midnight, then a chance of showers and thunderstorms between midnight and 2am, then a slight chance of showers and thunderstorms between 2am and 5am. Mostly cloudy. Low around 38, with temperatures rising to around 41 overnight. Northwest wind around 6 mph. Chance of precipitation is 80%.
7-day forecast for Bloomington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 38°F | Showers And Thunderstorms | 6 mph NW | 77% |
| Saturday | 63°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 2 to 8 mph NNW | 43% |
| Saturday Night | 34°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 to 6 mph NW | 16% |
| Sunday | 66°F | Mostly Sunny | 2 to 6 mph NNW | 1% |
| Sunday Night | 36°F | Mostly Clear | 2 to 7 mph N | 0% |
| Monday | 72°F | Sunny | 5 mph ESE | 0% |
| Monday Night | 41°F | Partly Cloudy | 3 mph NNW | 1% |
| Tuesday | 73°F | Mostly Sunny | 5 mph ESE | 9% |
| Tuesday Night | 41°F | Slight Chance Showers And Thunderstorms then Slight Chance Light Rain | 3 mph SSW | 22% |
| Wednesday | 74°F | Sunny | 2 to 6 mph SSE | 9% |
| Wednesday Night | 40°F | Mostly Clear | 5 mph NNW | 5% |
| Thursday | 75°F | Sunny | 5 mph SE | 5% |
| Thursday Night | 43°F | Partly Cloudy | 3 mph SSE | 5% |
| Friday | 76°F | Mostly Sunny | 2 to 6 mph S | 7% |
Forecast source: National Weather Service (api.weather.gov) for Bloomington (42.191, -111.403). Updated through the day.
Growing snapshot for Bloomington
Last spring frost
May 19
First fall frost
Sep 21
Growing season
123 days
Hardiness zone
5a
More local growing data for Bloomington: nearby ZIP 83223 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lifton Pumping Stn, Id (6.2 mi from Bloomington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.