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Weather & Climate

Temperature, rain, sunshine, drought and tornadoes, from a NOAA record that reaches back to 1895 and so can show what has changed.

StatisticTypical areaLevelMeasures
Annual Precipitation42.5 inCountyTotal rain and melted snow in an average year, 1991 to 2020, in inches.
Average Daily High65.9°FCountyAverage daily maximum temperature across the year, 1991 to 2020.
Average Daily Low43.7°FCountyAverage daily minimum temperature across the year, 1991 to 2020.
Average Temperature54.9°FCountyAverage temperature across the year, 1991 to 2020. This is an area average over the…
Cooling Degree Days1,119CountyHow much cooling a year demands, as degree days above 65°F. A rough measure of summer…
Damaging Thunderstorm Winds4.0CountyThunderstorm wind events recorded per year, averaged over 2015 to 2024. The most common…
Floods1.1CountyFlood and flash flood events recorded per year, averaged over 2015 to 2024.
Hail Storms1.6CountyHail events recorded per year, averaged over 2015 to 2024. Concentrated along the…
Heating Degree Days4,769CountyHow much heating a year demands, as degree days below 65°F. A rough measure of winter…
Months in Drought15.0%CountyThe share of months from 1991 to 2020 in moderate drought or worse, by the Palmer…
Solar Radiation4.3CountySunlight reaching the ground, averaged over the year, in kilowatt hours per square…
Storm Damage per Resident$4CountyReported property damage from county-coded storms, per resident per year, averaged over…
Storm Deaths and Injuries0.0CountyDeaths and injuries from county-coded storms per 100,000 residents per year, averaged…
Strong Tornadoes per Decade0.9CountyTornadoes of (E)F2 or stronger per decade, per 1,000 square miles, 1950 to 2023. Strong…
Summer Temperature74.2°FCountyAverage temperature in June, July and August, 1991 to 2020.
Temperature Change since 19001.4°FCountyHow much warmer the county is now than a century ago: the 1991 to 2020 average minus…
Tornado Deaths since 19500CountyPeople killed by tornadoes in the county since 1950. A count, not a rate: single events…
Tornadoes per Decade4.5CountyTornadoes touching the county per decade, per 1,000 square miles, 1950 to 2023…
Tornadoes since 195018CountyHow many tornadoes have touched the county since 1950. A plain count, so large counties…
Winter Temperature35.1°FCountyAverage temperature in December, January and February, 1991 to 2020.