Yountville Weather Forecast
- 51
- 81
Partly Sunny
- 50
- 74
Mostly Sunny
- 55
- 78
Sunny
- 57
- 87
Sunny
- 54
- 87
Sunny
- 55
- 88
Sunny
Today 16 May North Bay Interior Valleys
Partly cloudy in the morning then becoming sunny. Highs in the upper 60s to lower 80s. West Winds 10 to 20 Mph.
Tonight 16 May North Bay Interior Valleys
Mostly clear in the evening then becoming mostly cloudy. Lows in the upper 40s to mid 50s. West Winds 10 to 20 Mph with Gusts to around 35 Mph.
Yountville Temperature Statistics
May Temperature
Napa, Napa County Airport (13.7 miles)
Lowest 4 May, 2025
42.7 °FAverage May
60.4 °FHighest 9 May, 2025
87.7 °F
Climate (2020–Present)
Napa, Napa County Airport (13.7 miles)
Average Low 2020–2025
47 °FAverage 2020–2025
58.2 °FAverage High 2020–2025
70.7 °F