Canyon County, ID Weather Forecast
County weather hub
Slight Chance Rain Showers
Compare major city weather across Canyon County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A slight chance of rain showers after 5pm. Mostly cloudy, with a high near 69. Northwest wind 12 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
County Weather Overview
This county weather page brings together forecast coverage for Canyon County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 5 of 5 mapped cities in Canyon County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 26 to Jun 1, 2026
- Latest sync
- May 26, 2026 3:49 PM MDT
- Forecast office
- BOI
- Source
- NOAA / NWS
Daily Outlook
This Week in Canyon County
Thursday looks like the warmest upcoming period in Canyon County at 86 degrees F.
Saturday Night is the coolest period ahead with temperatures near 47 degrees F.
The strongest winds are forecast for Friday Night at about 13 to 17 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- May 26, 2026 3:49 PM MDT
- Coverage
- 8 days
- Time zone
- America/Boise
- Forecast office
- BOI
- Radar station
- KCBX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before midnight. Mostly cloudy. Low around 50, with temperatures rising to around 54 overnight. West northwest wind 7 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms between 3pm and 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 83. East southeast wind 1 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms between 7pm and 8pm. Mostly cloudy, with a low around 54. West southwest wind around 7 mph. Chance of precipitation is 30%.
Mostly sunny, with a high near 86. South wind 2 to 12 mph, with gusts as high as 21 mph.
Partly cloudy, with a low around 52.
A chance of rain showers after noon. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
A slight chance of rain showers before noon. Partly sunny, with a high near 72. Chance of precipitation is 20%.
A slight chance of rain showers after midnight. Partly cloudy, with a low around 47. Chance of precipitation is 20%.
Mostly sunny, with a high near 74.
Mostly clear, with a low around 48.
Sunny, with a high near 80.
Mostly clear, with a low around 50.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
May 26
|
Slight Chance Rain Showers
|
69°F |
12 to 16 mph
NW
|
|
Tonight
May 26
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
50°F |
7 to 16 mph
WNW
|
|
Wednesday
May 27
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
83°F |
1 to 12 mph
ESE
|
|
Wednesday Night
May 27
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
54°F |
7 mph
WSW
|
|
Thursday
May 28
|
Mostly Sunny
|
86°F |
2 to 12 mph
S
|
|
Thursday Night
May 28
|
Partly Cloudy
|
52°F |
5 to 14 mph
SW
|
|
Friday
May 29
|
Mostly Sunny then Chance Rain Showers
|
80°F |
6 mph
WNW
|
|
Friday Night
May 29
|
Chance Rain Showers
|
50°F |
13 to 17 mph
W
|
|
Saturday
May 30
|
Slight Chance Rain Showers then Partly Sunny
|
72°F |
12 to 16 mph
WNW
|
|
Saturday Night
May 30
|
Partly Cloudy then Slight Chance Rain Showers
|
47°F |
13 mph
NW
|
|
Sunday
May 31
|
Mostly Sunny
|
74°F |
8 to 12 mph
NW
|
|
Sunday Night
May 31
|
Mostly Clear
|
48°F |
3 to 9 mph
NW
|
|
Monday
Jun 1
|
Sunny
|
80°F |
5 mph
NNW
|
|
Monday Night
Jun 1
|
Mostly Clear
|
50°F |
2 to 7 mph
NNW
|
Major City Forecasts
Live forecast snapshots for major cities across Canyon County.
Coverage
Forecast coverage currently spans 5 of 5 mapped cities in Canyon County.
Largest mapped city population in this region: 99,277.
