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 Basin28.5°F6628.1°F0.4°F
California River Basin45.7°F10943.1°F2.6°F
Great Basin32.7°F10129.7°F3.0°F
Lower Colorado River Basin42.8°F9940.2°F2.6°F
Upper Colorado River Basin25.0°F9123.0°F2.0°F
Rio Grande River Basin43.8°F9941.3°F2.5°F
Texas Gulf Coast River Basin51.2°F10847.9°F3.3°F
Arkansas-White-Red Basin38.9°F9036.7°F2.2°F
Lower Mississippi River Basin49.5°F10246.2°F3.3°F
Missouri River Basin19.6°F2923.1°F-3.5°F
Souris-Red-Rainy Basin4.9°F1810.8°F-5.9°F
Upper Mississippi River Basin20.7°F4122.4°F-1.7°F
Great Lakes Basin27.3°F9124.0°F3.3°F
Tennessee River Basin42.8°F9939.3°F3.5°F
Ohio River Basin36.3°F9932.4°F3.9°F
South Atlantic-Gulf Basin50.7°F8448.4°F2.3°F
Mid-Atlantic Basin36.1°F11130.9°F5.2°F
New England Basin30.2°F12221.6°F8.6°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published January 2020, retrieved on January 27, 2020 from