Alcova, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alcova, a community in Natrona County, Wyoming.
Tonight
53°F
Isolated Showers And Thunderstorms
Isolated showers and thunderstorms before 2am. Partly cloudy. Low around 53, with temperatures rising to around 57 overnight. South southwest wind around 3 mph. Chance of precipitation is 20%.
7-day forecast for Alcova
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Isolated Showers And Thunderstorms | 3 mph SSW | 21% |
| Saturday | 73°F | Mostly Sunny then Isolated Showers And Thunderstorms | 3 to 10 mph SW | 21% |
| Saturday Night | 45°F | Scattered Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 to 7 mph WSW | 66% |
| Sunday | 64°F | Showers And Thunderstorms Likely | 3 to 8 mph W | 56% |
| Sunday Night | 41°F | Partly Cloudy | 0 to 6 mph NNW | 7% |
| Monday | 71°F | Sunny | 0 to 3 mph SW | 0% |
| Monday Night | 45°F | Mostly Clear | 5 mph S | 0% |
| Tuesday | 78°F | Mostly Sunny | 5 mph SSW | 1% |
| Tuesday Night | 49°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph S | 14% |
| Wednesday | 78°F | Mostly Sunny | 6 to 10 mph SW | 8% |
| Wednesday Night | 48°F | Mostly Clear | 5 mph SW | 4% |
| Thursday | 79°F | Mostly Sunny | 2 to 6 mph SW | 3% |
| Thursday Night | 50°F | Partly Cloudy | 5 mph SE | 9% |
| Friday | 81°F | Mostly Sunny | 6 to 10 mph SSW | 8% |
Forecast source: National Weather Service (api.weather.gov) for Alcova (42.553, -106.729). Updated through the day.
Growing snapshot for Alcova
Last spring frost
May 9
First fall frost
Oct 7
Growing season
148 days
Hardiness zone
5a
More local growing data for Alcova: nearby ZIP 82620 weather · frost dates · planting calendar · Wyoming frost dates
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Midwest
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Climate data from the nearest NOAA station, Pathfinder Dam, Wy (11.7 mi from Alcova). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.