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 Basin34.0°F10630.4°F3.6°F
California River Basin49.9°F12045.3°F4.6°F
Great Basin40.3°F12332.6°F7.7°F
Lower Colorado River Basin48.6°F12143.4°F5.2°F
Upper Colorado River Basin33.6°F12325.6°F8.0°F
Rio Grande River Basin48.5°F11044.5°F4.0°F
Texas Gulf Coast River Basin52.7°F9549.9°F2.8°F
Arkansas-White-Red Basin41.7°F9739.0°F2.7°F
Lower Mississippi River Basin48.9°F7747.7°F1.2°F
Missouri River Basin26.3°F8324.1°F2.2°F
Souris-Red-Rainy Basin8.4°F569.8°F-1.4°F
Upper Mississippi River Basin22.0°F6621.9°F0.1°F
Great Lakes Basin16.5°F2620.3°F-3.8°F
Tennessee River Basin39.6°F5840.2°F-0.6°F
Ohio River Basin29.5°F3831.9°F-2.4°F
South Atlantic-Gulf Basin48.8°F5049.5°F-0.7°F
Mid-Atlantic Basin22.2°F1028.9°F-6.7°F
New England Basin10.0°F518.1°F-8.1°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