Haswell, CO Weather & Growing Conditions
This Afternoon
84°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 2pm and 5pm, then showers and thunderstorms likely. Mostly sunny, with a high near 84. East wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Chance Showers And Thunderstorms | 5 to 15 mph E | 56% |
| Tonight | 55°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 15 mph NNE | 85% |
| Sunday | 76°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 15 mph S | 36% |
| Sunday Night | 54°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 0 to 15 mph ENE | 84% |
| Monday | 71°F | Partly Sunny | 0 to 10 mph E | 12% |
| Monday Night | 52°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 to 15 mph ESE | 41% |
| Tuesday | 75°F | Mostly Sunny | 15 to 20 mph SE | 7% |
| Tuesday Night | 57°F | Chance Showers And Thunderstorms then Mostly Cloudy | 20 mph SSE | 27% |
| Wednesday | 77°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 20 mph SSE | 15% |
| Wednesday Night | 56°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 15 mph SE | 11% |
| Thursday | 80°F | Partly Sunny | 5 to 10 mph NE | 7% |
| Thursday Night | 58°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph SE | 16% |
| Friday | 78°F | Chance Showers And Thunderstorms | 5 to 15 mph SE | 25% |
| Friday Night | 57°F | Chance Showers And Thunderstorms | 10 to 15 mph SE | 34% |
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 Sep 19, 2026.