Williamsburg, CO Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Williamsburg, a town in Fremont County, Colorado.

Today

82°F

Patchy Smoke

Patchy smoke before 2pm, then patchy smoke and a slight chance of showers and thunderstorms. Mostly sunny, with a high near 82. East southeast wind 10 to 20 mph. Chance of precipitation is 20%.

7-day forecast for Williamsburg

When	Temp	Forecast	Wind	Precip
Today	82°F	Patchy Smoke	10 to 20 mph ESE	20%
Tonight	60°F	Patchy Smoke then Partly Cloudy	0 to 15 mph SE	8%
Wednesday	90°F	Sunny	5 to 20 mph NE	7%
Wednesday Night	61°F	Mostly Clear	0 to 20 mph NE	6%
Thursday	94°F	Sunny	5 to 20 mph NE	2%
Thursday Night	64°F	Mostly Clear	5 to 20 mph SW	3%
Friday	96°F	Sunny	5 to 15 mph NE	0%
Friday Night	66°F	Mostly Clear	10 to 15 mph SSW	1%
Saturday	98°F	Sunny	10 to 15 mph N	1%
Saturday Night	67°F	Partly Cloudy	10 to 15 mph SSW	0%
Sunday	98°F	Sunny then Slight Chance Showers And Thunderstorms	10 mph N	15%
Sunday Night	67°F	Partly Cloudy	15 mph SW	4%
Monday	97°F	Sunny then Slight Chance Showers And Thunderstorms	10 to 15 mph N	13%
Monday Night	67°F	Slight Chance Showers And Thunderstorms then Partly Cloudy	15 mph NW	11%

Forecast source: National Weather Service (api.weather.gov) for Williamsburg (38.384, -105.171). Updated through the day.

Growing snapshot for Williamsburg

Last spring frost

May 4

First fall frost

Oct 7

Growing season

153 days

Hardiness zone

More local growing data for Williamsburg: nearby ZIP 81244 weather · frost dates · planting calendar · Colorado frost dates

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Brookside Cañon City Coal Creek Coaldale Cotopaxi Florence Howard Lincoln Park Park Center Penrose Rockvale

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Climate data from the nearest NOAA station, Canon City, Co (7.4 mi from Williamsburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.