Flagler, CO Weather & Growing Conditions
Today
73°F
Mostly Cloudy
Mostly cloudy. High near 73, with temperatures falling to around 70 in the afternoon. Northeast wind 15 to 30 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Mostly Cloudy | 15 to 30 mph NE | 12% |
| Tonight | 52°F | Mostly Cloudy | 5 to 15 mph E | 11% |
| Wednesday | 80°F | Mostly Sunny | 5 to 15 mph SE | 2% |
| Wednesday Night | 55°F | Mostly Clear | 10 to 15 mph SE | 10% |
| Thursday | 90°F | Sunny | 10 to 15 mph S | 2% |
| Thursday Night | 59°F | Clear | 5 to 15 mph S | 2% |
| Friday | 94°F | Sunny | 5 to 15 mph SW | 6% |
| Friday Night | 63°F | Clear | 15 mph S | 5% |
| Saturday | 97°F | Sunny | 10 to 15 mph S | 3% |
| Saturday Night | 65°F | Mostly Clear | 15 to 20 mph S | 2% |
| Sunday | 98°F | Sunny | 15 mph S | 1% |
| Sunday Night | 65°F | Mostly Clear | 15 to 20 mph S | 2% |
| Monday | 96°F | Sunny | 10 to 15 mph S | 1% |
| Monday Night | 64°F | Partly Cloudy | 10 to 15 mph S | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Flagler, CO
Last spring frost
May 5
First fall frost
Oct 8
Growing season
155 days
Hardiness zone
5b
Explore more for Flagler, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Flagler 1S, Co (7.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.