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 Basin31.8°F9230.1°F1.7°F
California River Basin48.6°F12144.9°F3.7°F
Great Basin36.6°F12232.2°F4.4°F
Lower Colorado River Basin46.8°F12142.8°F4.0°F
Upper Colorado River Basin30.4°F11925.6°F4.8°F
Rio Grande River Basin46.7°F11244.2°F2.5°F
Texas Gulf Coast River Basin52.0°F9350.3°F1.7°F
Arkansas-White-Red Basin41.9°F10539.3°F2.6°F
Lower Mississippi River Basin48.5°F6548.3°F0.2°F
Missouri River Basin28.4°F10524.9°F3.5°F
Souris-Red-Rainy Basin14.3°F8712.1°F2.2°F
Upper Mississippi River Basin23.0°F4223.8°F-0.8°F
Great Lakes Basin23.2°F4723.5°F-0.3°F
Tennessee River Basin40.6°F4941.4°F-0.8°F
Ohio River Basin33.2°F5233.8°F-0.6°F
South Atlantic-Gulf Basin50.0°F5150.4°F-0.4°F
Mid-Atlantic Basin31.2°F5931.3°F-0.1°F
New England Basin21.6°F6721.2°F0.4°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published January 2020, retrieved on January 22, 2020 from