Updated at: 3:56 am EDT Sep 19, 2026 From the NWS Boise, ID.
Overnight
Slight Chance Showers And T-Storms
Lo 77 °F
Saturday
Showers And T-Storms Likely
Hi 88 °F
Saturday Night Chance Showers And T-Storms
Lo 76 °F
Sunday
Showers And T-Storms Likely
Hi 88 °F
Sunday Night Showers And T-Storms
Lo 76 °F
Monday
Showers And T-Storms
Hi 88 °F
Monday Night Showers And T-Storms then Chance Showers And T-Storms
Lo 78 °F
Tuesday
Chance Showers And T-Storms then Showers And T-Storms Likely
Hi 89 °F
Tuesday Night Showers And T-Storms
Lo 76 °F
Wednesday
Chance Showers And T-Storms then Showers And T-Storms
Hi 88 °F
Wednesday Night Showers And T-Storms then Chance Showers And T-Storms
Lo 78 °F
Thursday
Chance Showers And T-Storms
Hi 89 °F
Thursday Night Showers And T-Storms then Chance Showers And T-Storms
Lo 77 °F
Friday
Chance Showers And T-Storms
Hi 89 °F
Overnight
Slight Chance Showers And T-Storms
Lo 77 °F
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Northeast wind around 2 mph. Chance of precipitation is 20%.
Saturday
Showers And T-Storms Likely
Hi 88 °F
Showers and thunderstorms likely before 5pm, then showers and thunderstorms likely. Partly sunny. High near 88, with temperatures falling to around 83 in the afternoon. Northeast wind 2 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night Chance Showers And T-Storms
Lo 76 °F
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Northeast wind around 3 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers And T-Storms Likely
Hi 88 °F
Showers and thunderstorms likely after 10am. Mostly cloudy, with a high near 88. East wind 1 to 5 mph. Chance of precipitation is 70%.
Sunday Night Showers And T-Storms
Lo 76 °F
Showers and thunderstorms. Mostly cloudy, with a low around 76. Southeast wind around 2 mph. Chance of precipitation is 80%.
Monday
Showers And T-Storms
Hi 88 °F
Showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 1 to 6 mph. Chance of precipitation is 90%.
Monday Night Showers And T-Storms then Chance Showers And T-Storms
Lo 78 °F
Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 78. South wind around 3 mph. Chance of precipitation is 90%.
Tuesday
Chance Showers And T-Storms then Showers And T-Storms Likely
Hi 89 °F
A chance of showers and thunderstorms before 8am, then showers and thunderstorms likely between 8am and 2pm, then showers and thunderstorms. Partly sunny, with a high near 89. South wind 1 to 7 mph. Chance of precipitation is 90%.
Tuesday Night Showers And T-Storms
Lo 76 °F
Showers and thunderstorms. Mostly cloudy, with a low around 76. South wind 1 to 5 mph. Chance of precipitation is 90%.
Wednesday
Chance Showers And T-Storms then Showers And T-Storms
Hi 88 °F
A chance of showers and thunderstorms before 8am, then showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 90%.
Wednesday Night Showers And T-Storms then Chance Showers And T-Storms
Lo 78 °F
Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 90%.
Thursday
Chance Showers And T-Storms
Hi 89 °F
A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 80%.
Thursday Night Showers And T-Storms then Chance Showers And T-Storms
Lo 77 °F
Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Chance of precipitation is 80%.
Friday
Chance Showers And T-Storms
Hi 89 °F
A chance of showers and thunderstorms before 2pm, then showers and thunderstorms. Mostly sunny, with a high near 89.