| National Weather Service Forecast for:
Caldwell ID Issued by: National Weather Service Boise, ID |
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| Updated: 12:29 am MDT Jun 22, 2026 | ||||||||||||||||||
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| Overnight |
Clear, with a low around 54. West northwest wind around 8 mph. |
| Monday |
Sunny, with a high near 88. Northwest wind 6 to 9 mph. |
| Monday Night |
Clear, with a low around 53. North northwest wind 5 to 9 mph becoming light west northwest. |
| Tuesday |
Sunny and hot, with a high near 91. Calm wind becoming north around 5 mph in the afternoon. |
| Tuesday Night |
Mostly clear, with a low around 59. North wind 5 to 7 mph becoming west after midnight. |
| Wednesday |
Sunny and hot, with a high near 93. |
| Wednesday Night |
Mostly clear, with a low around 61. |
| Thursday |
Sunny and hot, with a high near 92. |
| Thursday Night |
Partly cloudy, with a low around 59. |
| Friday |
A 20 percent chance of showers. Partly sunny, with a high near 81. |
| Friday Night |
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52. |
| Saturday |
A 30 percent chance of showers. Mostly sunny, with a high near 74. |
| Saturday Night |
A 20 percent chance of showers. Partly cloudy, with a low around 46. |
| Sunday |
A 20 percent chance of showers. Mostly sunny, with a high near 74. |
Forecast from NOAA-NWS for Caldwell ID.
