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 Basin20.5°F1026.2°F-5.7°F
California River Basin40.0°F1742.3°F-2.3°F
Great Basin26.3°F3628.3°F-2.0°F
Lower Colorado River Basin41.1°F8839.3°F1.8°F
Upper Colorado River Basin25.3°F10021.1°F4.2°F
Rio Grande River Basin46.2°F12240.4°F5.8°F
Texas Gulf Coast River Basin54.6°F12546.0°F8.6°F
Arkansas-White-Red Basin39.9°F11434.7°F5.2°F
Lower Mississippi River Basin53.8°F12444.3°F9.5°F
Missouri River Basin12.9°F1519.5°F-6.6°F
Souris-Red-Rainy Basin-6.6°F84.1°F-10.7°F
Upper Mississippi River Basin16.5°F4517.3°F-0.8°F
Great Lakes Basin18.9°F5819.1°F-0.2°F
Tennessee River Basin47.1°F12337.5°F9.6°F
Ohio River Basin35.5°F11329.3°F6.2°F
South Atlantic-Gulf Basin54.3°F12047.2°F7.1°F
Mid-Atlantic Basin29.4°F8727.5°F1.9°F
New England Basin12.6°F2616.6°F-4.0°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published November 2019, retrieved on November 19, 2019 from