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
(125 Years)
Pacific Northwest Basin28.0°F1730.8°F-2.8°F
California River Basin44.5°F3145.5°F-1.0°F
Great Basin29.5°F1433.1°F-3.6°F
Lower Colorado River Basin41.4°F1743.7°F-2.3°F
Upper Colorado River Basin22.3°F1426.5°F-4.2°F
Rio Grande River Basin43.0°F1645.2°F-2.2°F
Texas Gulf Coast River Basin49.0°F2750.9°F-1.9°F
Arkansas-White-Red Basin38.7°F3540.1°F-1.4°F
Lower Mississippi River Basin46.6°F2649.0°F-2.4°F
Missouri River Basin25.1°F5725.5°F-0.4°F
Souris-Red-Rainy Basin18.6°F11212.5°F6.1°F
Upper Mississippi River Basin26.6°F8824.3°F2.3°F
Great Lakes Basin23.9°F7223.2°F0.7°F
Tennessee River Basin39.4°F2742.0°F-2.6°F
Ohio River Basin33.2°F4934.1°F-0.9°F
South Atlantic-Gulf Basin48.2°F1950.9°F-2.7°F
Mid-Atlantic Basin30.9°F5231.4°F-0.5°F
New England Basin21.9°F7521.0°F0.9°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published January 2020, retrieved on January 29, 2020 from