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 Basin33.7°F10330.4°F3.3°F
California River Basin48.0°F10245.3°F2.7°F
Great Basin37.4°F11232.6°F4.8°F
Lower Colorado River Basin46.8°F11043.4°F3.4°F
Upper Colorado River Basin29.1°F9825.6°F3.5°F
Rio Grande River Basin42.3°F2544.5°F-2.2°F
Texas Gulf Coast River Basin44.0°F849.9°F-5.9°F
Arkansas-White-Red Basin34.8°F1839.0°F-4.2°F
Lower Mississippi River Basin40.4°F747.7°F-7.3°F
Missouri River Basin20.6°F3824.1°F-3.5°F
Souris-Red-Rainy Basin6.1°F399.8°F-3.7°F
Upper Mississippi River Basin16.9°F2421.9°F-5.0°F
Great Lakes Basin17.3°F2920.3°F-3.0°F
Tennessee River Basin31.1°F640.2°F-9.1°F
Ohio River Basin24.1°F1131.9°F-7.8°F
South Atlantic-Gulf Basin43.0°F749.5°F-6.5°F
Mid-Atlantic Basin24.6°F2128.9°F-4.3°F
New England Basin19.3°F7418.1°F1.2°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