Climate at a Glance

Regional Mapping

Choose from the options below and click "Plot" to create a map. Select Temperature and Precipitation Maps are available for download.

Download Table Data: xml csv json
Download All Months/Years: xml csv json
Region Value Rank
(124 Years)
Pacific Northwest Basin34.7°F8133.7°F1.0°F
California River Basin49.4°F8048.6°F0.8°F
Great Basin38.9°F10936.4°F2.5°F
Lower Colorado River Basin49.5°F11346.8°F2.7°F
Upper Colorado River Basin33.6°F11730.4°F3.2°F
Rio Grande River Basin50.1°F11647.7°F2.4°F
Texas Gulf Coast River Basin56.6°F11054.2°F2.4°F
Arkansas-White-Red Basin46.3°F11344.0°F2.3°F
Lower Mississippi River Basin53.6°F9352.2°F1.4°F
Missouri River Basin32.1°F7830.9°F1.2°F
Souris-Red-Rainy Basin18.4°F2821.1°F-2.7°F
Upper Mississippi River Basin30.5°F4031.4°F-0.9°F
Great Lakes Basin30.2°F2831.7°F-1.5°F
Tennessee River Basin45.1°F4945.8°F-0.7°F
Ohio River Basin38.5°F3839.6°F-1.1°F
South Atlantic-Gulf Basin53.2°F4254.1°F-0.9°F
Mid-Atlantic Basin36.2°F1938.0°F-1.8°F
New England Basin28.0°F2329.6°F-1.6°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published January 2020, retrieved on January 21, 2020 from