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 Basin34.1°F11130.8°F3.3°F
California River Basin47.6°F10645.5°F2.1°F
Great Basin35.6°F10133.1°F2.5°F
Lower Colorado River Basin43.9°F5343.7°F0.2°F
Upper Colorado River Basin27.3°F7226.5°F0.8°F
Rio Grande River Basin44.0°F3545.2°F-1.2°F
Texas Gulf Coast River Basin50.1°F4550.9°F-0.8°F
Arkansas-White-Red Basin40.7°F7340.1°F0.6°F
Lower Mississippi River Basin48.4°F4849.0°F-0.6°F
Missouri River Basin29.1°F10325.5°F3.6°F
Souris-Red-Rainy Basin17.1°F10312.5°F4.6°F
Upper Mississippi River Basin25.1°F7424.3°F0.8°F
Great Lakes Basin21.0°F3223.3°F-2.3°F
Tennessee River Basin40.5°F3642.1°F-1.6°F
Ohio River Basin32.4°F3934.1°F-1.7°F
South Atlantic-Gulf Basin48.8°F3050.9°F-2.1°F
Mid-Atlantic Basin29.2°F2331.4°F-2.2°F
New England Basin17.8°F1421.1°F-3.3°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published January 2020, retrieved on January 26, 2020 from