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 Basin37.0°F12030.4°F6.6°F
California River Basin48.4°F10645.3°F3.1°F
Great Basin38.1°F11832.6°F5.5°F
Lower Colorado River Basin46.1°F9643.4°F2.7°F
Upper Colorado River Basin31.3°F11625.6°F5.7°F
Rio Grande River Basin43.8°F4744.5°F-0.7°F
Texas Gulf Coast River Basin44.7°F1149.9°F-5.2°F
Arkansas-White-Red Basin35.8°F2939.0°F-3.2°F
Lower Mississippi River Basin39.8°F647.7°F-7.9°F
Missouri River Basin22.7°F5024.1°F-1.4°F
Souris-Red-Rainy Basin9.1°F619.8°F-0.7°F
Upper Mississippi River Basin16.2°F1921.9°F-5.7°F
Great Lakes Basin16.4°F2420.3°F-3.9°F
Tennessee River Basin29.8°F340.2°F-10.4°F
Ohio River Basin23.7°F831.9°F-8.2°F
South Atlantic-Gulf Basin41.0°F249.5°F-8.5°F
Mid-Atlantic Basin23.2°F1428.9°F-5.7°F
New England Basin15.3°F3118.1°F-2.8°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published August 2019, retrieved on August 23, 2019 from