Nampa Weather Forecast
- 58
- 85
Becoming Sunny
- 60
- 90
Sunny
- 63
- 94
Mostly Sunny
- 64
- 94
Partly Sunny
- 62
- 93
Mostly Sunny
- 63
- 92
Mostly Sunny
Today 22 Jul Lower Treasure Valley
Sunny. Highs 84 to 89. Northwest Winds up to 10 Mph.
Tonight 22 Jul Lower Treasure Valley
Mostly clear. Lows 58 to 63. Northwest Winds up to 10 Mph.
Nampa Temperature Statistics
July Temperature
Nampa Municipal Airport (3.1 miles)
Lowest 5 July, 2025
53.6 °FAverage July
79 °FHighest 8 July, 2025
104 °F
Climate (2020–Present)
Nampa Municipal Airport (3.1 miles)
Average Low 2020–2025
41.3 °FAverage 2020–2025
53.1 °FAverage High 2020–2025
65.1 °F