Haswell, CO Weather & Growing Conditions
Today
82°F
Patchy Smoke
Patchy smoke before 4pm. Mostly sunny, with a high near 82. Northeast wind 15 to 25 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Patchy Smoke | 15 to 25 mph NE | 1% |
| Tonight | 58°F | Patchy Smoke then Partly Cloudy | 10 mph E | 6% |
| Wednesday | 88°F | Mostly Sunny | 5 to 20 mph E | 0% |
| Wednesday Night | 59°F | Mostly Clear | 5 to 15 mph E | 7% |
| Thursday | 94°F | Sunny | 5 to 15 mph SE | 0% |
| Thursday Night | 63°F | Mostly Clear | 5 to 15 mph E | 1% |
| Friday | 98°F | Sunny | 5 to 10 mph NE | 1% |
| Friday Night | 63°F | Mostly Clear | 5 to 10 mph SE | 2% |
| Saturday | 101°F | Sunny | 5 to 10 mph SSW | 0% |
| Saturday Night | 65°F | Mostly Clear | 10 to 15 mph SSE | 0% |
| Sunday | 102°F | Sunny | 5 to 10 mph SSW | 0% |
| Sunday Night | 66°F | Mostly Clear | 10 to 15 mph SSE | 1% |
| Monday | 101°F | Sunny | 5 to 15 mph SSE | 1% |
| Monday Night | 66°F | Partly Cloudy | 10 to 15 mph SE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Haswell, CO
Last spring frost
May 3
First fall frost
Oct 7
Growing season
155 days
Hardiness zone
5b
Explore more for Haswell, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Ordway 21 N, Co (19.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.