Area Conditions for Boise, ID
 
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Temperature: 64 oF
Feels Like: 62 oF
Humidity: 33%
Barometer: 29.7
Dew Point: 34 oF
Wind Dir.: SE
Wind Speed: 7 mph
Sunrise: 6:51
Sunset: 8:35
Observation: Sunny
Radar
As reported at BOISE, ID at 10:00 AM

5-day Forecast for Boise, ID
Date Tue
4/21
Wed
4/22
Thu
4/23
Fri
4/24
Sat
4/25
Weather Condition Thunder Storms Rain Rain Partly Cloudy Rain
Weather Thunder Storms Rain Rain Partly Cloudy Rain
Temperature (°F)
Low/High
51/79 44/52 40/56 36/57 36/58
Feels Like (°F)
Low/High
51/79 37/52 33/56 31/57 31/58
Dew Point (°F) 36 40 36 30 29
Humidity (%) 26 73 55 45 44
Wind Speed (mph) 10 13 12 10 7
Precipitation
Chance
(%)
56 80 80 - 25
Precipitation
Amount
(inches)
S=Snow, L=Liquid
Rain
0.06
Rain
1.13
Rain
0.20
None Rain
0.03
Evapo-
transpiration

(inches/day)
0.28 0.08 0.13 0.14 0.13

County Forecast for Boise , ID
 
211600-
Upper Treasure Valley-
231 AM MDT Tue Apr 21 2026

Today   Sunny. Highs 80 to 85. Breezy. Southeast winds 10 to 20 mph. Gusts to 30 mph this afternoon.
Tonight   Increasing clouds. A chance of rain showers with a slight chance of thunderstorms in the evening, then rain showers after midnight. Chance of rain 80 percent. Lows 41 to 46. Breezy. Southwest winds 10 to 20 mph with gusts to 35 mph.
Wednesday   Rain showers. Chance of rain near 100 percent. Much cooler with highs 50 to 56. Windy. West winds 15 to 25 mph. Gusts to 30 mph in the morning, increasing to 40 mph in the afternoon.
Wednesday night   Rain showers, mainly in the evening. Chance of rain 80 percent. Lows 37 to 42. Windy. Northwest winds 15 to 25 mph with gusts to 35 mph.
Thursday   Decreasing clouds. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Highs 53 to 58. Windy. Northwest winds 15 to 25 mph. Gusts to 30 mph in the morning, increasing to 40 mph in the afternoon.
Thursday night through saturday   Mostly clear. Lows 31 to 36. Highs 55 to 61. Breezy.
Saturday night   Partly cloudy. Lows 32 to 37.
Sunday   Partly cloudy. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Highs 59 to 64.
Sunday night   Partly cloudy in the evening, then clearing. Lows 33 to 38.
Monday   Partly cloudy. A slight chance of rain showers in the afternoon. Chance of rain 20 percent. Highs 62 to 67. && TEMPERATURE Boise 81 44 51 Mountain Home 83 43 54

DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
System Moves Through the West Tuesday
Posted at 5:33AM Tue Apr 21, 2026 CDT
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