Harman US

Berthoud, CO Weather & Growing Conditions

Overnight
59°F
Patchy Smoke
Patchy smoke. Mostly cloudy. Low around 59, with temperatures rising to around 61 overnight. Northeast wind around 9 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 59°F Patchy Smoke 9 mph NE 13%
Tuesday 78°F Patchy Smoke 9 mph E 12%
Tuesday Night 55°F Patchy Smoke 5 to 9 mph NE 9%
Wednesday 86°F Patchy Smoke 5 to 9 mph ENE 1%
Wednesday Night 58°F Mostly Clear 2 to 9 mph NNE 1%
Thursday 95°F Sunny 2 to 7 mph NNW 1%
Thursday Night 61°F Mostly Clear 5 to 8 mph NNW 1%
Friday 98°F Sunny 1 to 8 mph SSW 0%
Friday Night 63°F Mostly Clear 8 mph WSW 0%
Saturday 100°F Sunny 2 to 8 mph N 5%
Saturday Night 64°F Partly Cloudy 8 mph WNW 1%
Sunday 99°F Sunny 3 to 9 mph NE 9%
Sunday Night 67°F Partly Cloudy 9 mph W 6%
Monday 97°F Mostly Sunny then Slight Chance Showers And Thunderstorms 6 to 12 mph NNE 21%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Berthoud, CO

Last spring frost
May 7
First fall frost
Oct 5
Growing season
151 days
Hardiness zone
5b

Explore more for Berthoud, CO: full frost dates · planting calendar · Colorado frost dates

Climate data from the nearest NOAA station, Longmont 2 Ese, Co (9.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.