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 Basin34.8°F12426.2°F8.6°F
California River Basin49.9°F12442.3°F7.6°F
Great Basin38.9°F12528.3°F10.6°F
Lower Colorado River Basin47.4°F12539.3°F8.1°F
Upper Colorado River Basin30.1°F12521.1°F9.0°F
Rio Grande River Basin44.3°F10740.4°F3.9°F
Texas Gulf Coast River Basin45.6°F5246.0°F-0.4°F
Arkansas-White-Red Basin36.9°F8534.7°F2.2°F
Lower Mississippi River Basin40.4°F2044.3°F-3.9°F
Missouri River Basin25.5°F10319.5°F6.0°F
Souris-Red-Rainy Basin8.1°F804.1°F4.0°F
Upper Mississippi River Basin18.0°F6517.3°F0.7°F
Great Lakes Basin16.6°F3719.1°F-2.5°F
Tennessee River Basin32.2°F1737.5°F-5.3°F
Ohio River Basin24.2°F1929.3°F-5.1°F
South Atlantic-Gulf Basin42.9°F1947.2°F-4.3°F
Mid-Atlantic Basin23.3°F1927.5°F-4.2°F
New England Basin12.1°F2116.6°F-4.5°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published November 2019, retrieved on November 16, 2019 from