Gem, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gem, a city in Thomas County, Kansas.
Tonight
34°F
Mostly Clear
Mostly clear. Low around 34, with temperatures rising to around 36 overnight. Northwest wind around 10 mph.
7-day forecast for Gem
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 34°F | Mostly Clear | 10 mph NW | 0% |
| Wednesday | 56°F | Sunny | 5 to 10 mph NW | 0% |
| Wednesday Night | 35°F | Partly Cloudy | 5 to 10 mph NW | 4% |
| Thursday | 51°F | Mostly Sunny | 5 to 15 mph NW | 2% |
| Thursday Night | 30°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Friday | 55°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Friday Night | 35°F | Partly Cloudy | 5 mph SW | 1% |
| Saturday | 60°F | Sunny | 5 mph NW | 3% |
| Saturday Night | 35°F | Mostly Clear | 5 mph NW | 3% |
| Sunday | 64°F | Sunny | 5 to 10 mph SW | 0% |
| Sunday Night | 40°F | Clear | 5 to 10 mph SW | 0% |
| Monday | 65°F | Sunny | 5 to 10 mph NW | 0% |
| Monday Night | 39°F | Mostly Clear | 5 mph N | 0% |
| Tuesday | 61°F | Mostly Sunny | 5 to 10 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Gem (39.426, -100.897). Updated through the day.
Growing snapshot for Gem
Last spring frost
May 2
First fall frost
Oct 9
Growing season
156 days
Hardiness zone
6a
More local growing data for Gem: nearby ZIP 67734 weather · frost dates · planting calendar · Kansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Colby 1Sw, Ks (14.2 mi from Gem). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.