Weather Over The Last 8 Weeks:

 

This station has 31,673 daily observations. Dated from April 1, 1938 until December 18, 2025.

The data for this station is 98.8% complete, 98.9% of the daily records are available, of which 99.9% of that data is complete.

 

Today (December 19) in Weather History for Helena, Montana


Records For This Day:

Max High: 59° recorded in 2004, 1941
Min High: -16° recorded in 1990
Max Low: 37° recorded in 1941
Min Low: -22° recorded in 1990
Max Precip: 0.27" recorded in 2021
Max Snowfall: 4.5" recorded in 2021