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
(126 Years)
Pacific Northwest Basin32.0°F8130.4°F1.6°F
California River Basin45.8°F6545.3°F0.5°F
Great Basin32.1°F4732.6°F-0.5°F
Lower Colorado River Basin42.3°F4343.4°F-1.1°F
Upper Colorado River Basin20.9°F1825.6°F-4.7°F
Rio Grande River Basin41.2°F1344.5°F-3.3°F
Texas Gulf Coast River Basin47.2°F2649.9°F-2.7°F
Arkansas-White-Red Basin37.9°F4639.0°F-1.1°F
Lower Mississippi River Basin44.9°F3247.7°F-2.8°F
Missouri River Basin26.3°F8324.1°F2.2°F
Souris-Red-Rainy Basin15.3°F999.8°F5.5°F
Upper Mississippi River Basin24.6°F9021.9°F2.7°F
Great Lakes Basin20.5°F6020.3°F0.2°F
Tennessee River Basin38.1°F3840.2°F-2.1°F
Ohio River Basin31.5°F5331.9°F-0.4°F
South Atlantic-Gulf Basin46.1°F2249.5°F-3.4°F
Mid-Atlantic Basin27.6°F4128.9°F-1.3°F
New England Basin18.5°F5718.1°F0.4°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published May 2020, retrieved on May 25, 2020 from