Need precision hour-by-hour weather for Sweet Grass County? Our Hourly Weather Tracker provides real-time hourly temperature shifts, wind speeds, humidity levels, and exact rain probability curves.
Sweet Grass County Hourly Weather Tracker
Friday, Oct 23, 2026
Nighttime
54°F
Rainy
Feels like 54°F
Humidity
91%
Wind Speed
5.1 mph
Precipitation
0 in
Pressure
1003 hPa
UV Index
0
Visibility
10 mi
Cloud Cover
100%
Dew Point
45°F
Detailed 48-Hour Tracker
Air Quality (AQI)
Air quality sensors are offline for this coordinate.
Sun & Moon Phase
Sunrise
6:00 AM
Sunset
8:00 PM
Moon Phase
Waxing Gibbous
7-Day Overview
Extended Local Forecasts
Location View
Sweet Grass County · 45.81°N, 109.86°W
Coordinates45.8134°N, 109.8636°W
Elevationm
TimezoneAmerica/New_York
Nearby Cities in Montana
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Safety & Environmental Index
| Metric | Value | Status / Interpretation |
|---|---|---|
| Air Quality (AQI) | N/A | Offline |
| UV Index | 0 | Low Risk |
| Visibility | 10 miles | Clear |
Frequently Asked Questions
Our hourly forecast provides hour-by-hour updates on temperature, wind speed, and rain probability in Sweet Grass County to help you plan your day with precision.
About Sweet Grass County Climate & Weather
Weather forecast for Sweet Grass County is powered by high-resolution weather models using open-source infrastructure. Check current temperatures, rain radar graphs, hourly wind speeds, humidity values, and ultraviolet indexes directly from our weather tracking console.
Meteorological Data: Weather data for this area is aggregated from global and regional forecast models (GFS, HRRR, ERA5) and updated continuously every hour.