Arma, KS Weather & Growing Conditions
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 101. Southwest wind 10 to 15 mph, with gusts as high as 23 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 10 to 15 mph SW | 1% |
| Tonight | 71°F | Partly Cloudy then Chance Showers And Thunderstorms | 7 to 12 mph SW | 40% |
| Sunday | 89°F | Chance Showers And Thunderstorms | 8 mph W | 48% |
| Sunday Night | 66°F | Showers And Thunderstorms | 6 mph N | 81% |
| Monday | 78°F | Showers And Thunderstorms | 6 to 12 mph N | 81% |
| Monday Night | 59°F | Mostly Cloudy | 8 to 12 mph N | 8% |
| Tuesday | 74°F | Partly Sunny | 12 mph NE | 3% |
| Tuesday Night | 54°F | Partly Cloudy | 6 to 10 mph NE | 1% |
| Wednesday | 77°F | Mostly Sunny | 8 mph NE | 3% |
| Wednesday Night | 55°F | Partly Cloudy | 7 mph NE | 3% |
| Thursday | 80°F | Mostly Sunny | 6 mph E | 9% |
| Thursday Night | 60°F | Mostly Cloudy | 6 mph E | 11% |
| Friday | 80°F | Slight Chance Rain Showers | 7 mph E | 23% |
| Friday Night | 61°F | Mostly Cloudy | 7 mph E | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Arma, KS
Last spring frost
Apr 4
First fall frost
Nov 1
Growing season
209 days
Hardiness zone
7a
Explore more for Arma, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Girard, Ks (7.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.