Comparative Data for the Western States.

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Time Scale by Month through December 2004
AK AZ CA CO HI ID MT NV NM OR PI UT WA WY
Monthly Temperature Average
Monthly Average Max Temperatures
Monthly Average Min Temperatures
Monthly Average Extreme Max Temperatures
Monthly Average Extreme Min Temperatures
Monthly Average Precipitation
Monthly Average Snowfall
Monthly Average Snowdepth
Annual Temperature Averages and Extremes
Annual Precipitation Averages and Extremes
Monthly Average Heating Degee Days
Monthly Average Cooling Degee Days
Average Number of Days Less than 32 Degees F (50 Degrees for HI)
Average Number of Days Above 90 Degrees F (70 Degrees for AK)
Average Number of Days with Measurable Precipitation
Spring/Fall Maximum Temperature Thresholds
Spring/Fall Minimum Temperature Thresholds

For the rest of the U.S.: A-L States M-N States O-Z States

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For more drought information: National Drought Mitigation Center
Western Regional Climate Center, wrcc@dri.edu