Alma, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alma, a town in Park County, Colorado.
Today
72°F
Patchy Smoke
Patchy smoke before noon, then patchy smoke and a slight chance of showers and thunderstorms. Mostly sunny. High near 72, with temperatures falling to around 69 in the afternoon. Southwest wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Alma
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Patchy Smoke | 6 to 14 mph SW | 24% |
| Tonight | 45°F | Patchy Smoke then Partly Cloudy | 5 to 13 mph SW | 6% |
| Wednesday | 72°F | Sunny | 8 to 18 mph WNW | 0% |
| Wednesday Night | 46°F | Mostly Clear | 3 to 15 mph WNW | 0% |
| Thursday | 73°F | Sunny | 5 to 14 mph NW | 1% |
| Thursday Night | 48°F | Clear | 5 to 14 mph NW | 1% |
| Friday | 75°F | Sunny | 5 to 13 mph NW | 1% |
| Friday Night | 48°F | Mostly Clear | 6 to 13 mph WNW | 0% |
| Saturday | 74°F | Sunny | 5 to 10 mph NW | 2% |
| Saturday Night | 50°F | Partly Cloudy | 5 to 10 mph NW | 2% |
| Sunday | 74°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph WNW | 15% |
| Sunday Night | 50°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 to 10 mph WNW | 15% |
| Monday | 73°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 to 9 mph W | 48% |
| Monday Night | 48°F | Chance Showers And Thunderstorms then Mostly Cloudy | 9 mph WSW | 30% |
Forecast source: National Weather Service (api.weather.gov) for Alma (39.286, -106.069). Updated through the day.
Growing snapshot for Alma
Growing season
61 days
Hardiness zone
5a
More local growing data for Alma: nearby ZIP 80420 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Climax, Co (4.9 mi from Alma). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.