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Simla, CO Weather & Growing Conditions

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

Today
75°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 1pm and 2pm, then showers and thunderstorms likely. Mostly sunny, with a high near 75. East wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Simla

WhenTempForecastWindPrecip
Today 75°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph E 64%
Tonight 48°F Showers And Thunderstorms Likely then Mostly Cloudy 5 to 10 mph NNW 71%
Sunday 69°F Mostly Sunny then Showers And Thunderstorms Likely 5 to 10 mph S 70%
Sunday Night 47°F Showers And Thunderstorms 0 to 10 mph ESE 82%
Monday 69°F Slight Chance Rain Showers then Mostly Sunny 5 to 10 mph S 19%
Monday Night 48°F Chance Showers And Thunderstorms 15 mph SSE 48%
Tuesday 71°F Mostly Sunny 15 mph SSE 9%
Tuesday Night 50°F Chance Rain Showers then Mostly Cloudy 15 mph SSE 36%
Wednesday 75°F Partly Sunny then Slight Chance Showers And Thunderstorms 10 to 15 mph S 15%
Wednesday Night 51°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 5 to 10 mph SSW 22%
Thursday 76°F Mostly Sunny 5 to 10 mph NNE 8%
Thursday Night 52°F Slight Chance Rain Showers 5 to 10 mph S 20%
Friday 75°F Mostly Sunny then Slight Chance Rain Showers 5 to 15 mph S 20%
Friday Night 52°F Chance Rain Showers 10 to 15 mph S 26%

Forecast source: National Weather Service (api.weather.gov) for Simla (39.141, -104.082). Updated through the day.

Growing snapshot for Simla

Last spring frost
May 12
First fall frost
Oct 2
Growing season
141 days
Hardiness zone
5b

More local growing data for Simla: nearby ZIP 80835 weather · frost dates · planting calendar · Colorado frost dates

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Climate data from the nearest NOAA station, Matheson 8 Se, Co (11.3 mi from Simla). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.