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 Basin30.5°F1433.0°F-2.5°F
California River Basin45.8°F848.0°F-2.2°F
Great Basin31.0°F335.6°F-4.6°F
Lower Colorado River Basin42.2°F146.1°F-3.9°F
Upper Colorado River Basin24.7°F129.4°F-4.7°F
Rio Grande River Basin44.6°F747.1°F-2.5°F
Texas Gulf Coast River Basin51.9°F2053.3°F-1.4°F
Arkansas-White-Red Basin41.6°F2343.0°F-1.4°F
Lower Mississippi River Basin50.8°F4451.3°F-0.5°F
Missouri River Basin27.8°F2529.6°F-1.8°F
Souris-Red-Rainy Basin16.8°F3418.8°F-2.0°F
Upper Mississippi River Basin29.3°F5829.5°F-0.2°F
Great Lakes Basin30.5°F8629.4°F1.1°F
Tennessee River Basin45.1°F6844.6°F0.5°F
Ohio River Basin39.2°F8838.1°F1.1°F
South Atlantic-Gulf Basin54.4°F9353.2°F1.2°F
Mid-Atlantic Basin38.5°F10336.2°F2.3°F
New England Basin30.7°F10927.3°F3.4°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published February 2020, retrieved on February 28, 2020 from