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 Basin24.5°F1030.4°F-5.9°F
California River Basin42.6°F1945.3°F-2.7°F
Great Basin28.3°F1832.6°F-4.3°F
Lower Colorado River Basin42.1°F4043.4°F-1.3°F
Upper Colorado River Basin21.0°F1925.6°F-4.6°F
Rio Grande River Basin41.5°F1944.5°F-3.0°F
Texas Gulf Coast River Basin45.3°F1649.9°F-4.6°F
Arkansas-White-Red Basin34.5°F1339.0°F-4.5°F
Lower Mississippi River Basin43.1°F1947.7°F-4.6°F
Missouri River Basin17.1°F1424.1°F-7.0°F
Souris-Red-Rainy Basin2.1°F159.8°F-7.7°F
Upper Mississippi River Basin15.9°F1721.9°F-6.0°F
Great Lakes Basin16.8°F2720.3°F-3.5°F
Tennessee River Basin36.6°F2540.2°F-3.6°F
Ohio River Basin28.0°F2731.9°F-3.9°F
South Atlantic-Gulf Basin46.7°F3149.5°F-2.8°F
Mid-Atlantic Basin26.9°F3328.9°F-2.0°F
New England Basin16.9°F4218.1°F-1.2°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published August 2019, retrieved on August 18, 2019 from