Keystone, MT Monthly Weather

Altitude - 1141m | 47°16′5″N,114°56′10″W | map (OSM)

Keystone, MT

°F

8:30 pmMostly Cloudy4mphNW

Sun, May 11, 20259:20 PM (GMT -06:00)

May

Sun May 11 72 °F low50 °F	Mon May 12 57 °F low48 °F	Tue May 13 55 °F low43 °F	Wed May 14 55 °F low44 °F	Thu May 15 59 °F low45 °F	Fri May 16 55 °F low45 °F	Sat May 17 57 °F low44 °F
Sun May 18 59 °F low44 °F	Mon May 19 63 °F low43 °F	Tue May 20 63 °F low44 °F	Wed May 21 66 °F low43 °F	Thu May 22 70 °F low45 °F	Fri May 23 71 °F low47 °F	Sat May 24 71 °F low47 °F

Last updated 1h 47min ago

Temperature in Keystone, MT for month

* Keystone, MT Monthly weather is based on statistical data for the last 10 years. It is intended for personal use on an "as is" basis. This page provides the weather forecast for the next 30 days. In this forecast option you can see precipitation icons and maximum air temperature. The first 14 days reflect the current weather forecast for Keystone, MT, and the following days reflect the weather based on statistical data from the last few years of measurements. This weather forecast will be useful for a general understanding of weather changes the nearest month for Keystone, MT. Please note that long-term forecasts are not a forecast as such, but only reflect the statistics of past years.