Baseline Sub Weather Forecast
- 60
- 90
Chance Thunderstorms
- 58
- 86
Rain Showers Likely
- 61
- 88
Chance Thunderstorms
- 64
- 94
Mostly Sunny
- 64
- 96
Mostly Sunny
- 66
- 98
Hot
- 65
- 97
Hot
Today 8 Jul Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
Mostly cloudy with a 50 percent chance of Thunderstorms. Highs 86 to 92. Northeast Winds 10 to 15 Mph with Gusts up to 20 Mph.
Tonight 8 Jul Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County
Mostly cloudy with a slight chance of Thunderstorms early in the Evening, then mostly cloudy with a slight chance of Showers during the late evening hours. Partly cloudy after midnight. Lows near 60. Chance of rain 20 percent.
Baseline Sub Temperature Statistics
July Temperature
Boulder Municipal Airport (2.5 miles)
Lowest 1 July, 2026
55.4 °FAverage July
75.8 °FHighest 5 July, 2026
96.8 °F
Climate (2021–2026)
Boulder Municipal Airport (2.5 miles)
Average Low 2021–2026
41.2 °FAverage 2021–2026
53.6 °FAverage High 2021–2026
66.2 °F