YELLOWTAIL DAM, MONTANA (249240)

Period of Record Monthly Climate Summary

Period of Record : 7/ 1/1948 to 3/31/2013

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Average Max. Temperature (F) 38.3 43.4 51.1 61.3 70.7 80.0 90.2 89.5 77.6 64.5 49.5 40.6 63.1
Average Min. Temperature (F) 16.8 21.6 27.3 36.3 44.6 52.5 58.6 57.1 47.7 38.8 28.4 19.8 37.5
Average Total Precipitation (in.) 0.87 0.73 1.28 2.10 2.86 2.61 1.28 0.99 1.76 1.69 0.89 0.76 17.82
Average Total SnowFall (in.) 9.0 6.5 6.2 2.9 0.2 0.0 0.0 0.0 0.1 1.0 3.4 7.0 36.2
Average Snow Depth (in.) 2 1 1 0 0 0 0 0 0 0 0 1 0
Percent of possible observations for period of record.
Max. Temp.: 79.2% Min. Temp.: 79.1% Precipitation: 79.2% Snowfall: 54.1% Snow Depth: 50.6%
Check Station Metadata or Metadata graphics for more detail about data completeness.
Western Regional Climate Center, wrcc@dri.edu