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Mountain Meadows, CO Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Mountain Meadows, a community in Boulder County, Colorado.

This Afternoon
67°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. High near 67, with temperatures falling to around 59 in the afternoon. South wind around 3 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Mountain Meadows

WhenTempForecastWindPrecip
This Afternoon 67°F Chance Showers And Thunderstorms 3 mph S 50%
Tonight 47°F Chance Showers And Thunderstorms then Partly Cloudy 2 mph NW 28%
Sunday 64°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 5 mph WNW 31%
Sunday Night 45°F Slight Chance Rain Showers then Partly Cloudy 0 to 3 mph W 20%
Monday 65°F Sunny 0 to 7 mph ENE 3%
Monday Night 48°F Partly Cloudy 0 to 3 mph N 3%
Tuesday 70°F Mostly Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph NE 18%
Tuesday Night 51°F Slight Chance Showers And Thunderstorms then Partly Cloudy 3 mph SSW 15%
Wednesday 71°F Partly Sunny then Slight Chance Showers And Thunderstorms 3 mph NW 21%
Wednesday Night 50°F Partly Cloudy 1 to 5 mph WNW 9%
Thursday 71°F Mostly Sunny 1 to 7 mph SSE 12%
Thursday Night 53°F Slight Chance Rain Showers 0 to 3 mph WSW 15%
Friday 70°F Partly Sunny then Chance Showers And Thunderstorms 0 to 5 mph S 40%
Friday Night 53°F Chance Rain Showers 3 mph SW 30%

Forecast source: National Weather Service (api.weather.gov) for Mountain Meadows (40.027, -105.383). Updated through the day.

Growing snapshot for Mountain Meadows

Last spring frost
May 6
First fall frost
Oct 5
Growing season
151 days
Hardiness zone
6a

More local growing data for Mountain Meadows: nearby ZIP 80302 weather · frost dates · planting calendar · Colorado frost dates

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Climate data from the nearest NOAA station, Boulder, Co (4.9 mi from Mountain Meadows). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.