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
(126 Years)
Pacific Northwest Basin24.0°F930.4°F-6.4°F
California River Basin43.3°F2845.3°F-2.0°F
Great Basin25.7°F632.6°F-6.9°F
Lower Colorado River Basin41.1°F2543.4°F-2.3°F
Upper Colorado River Basin20.6°F1425.6°F-5.0°F
Rio Grande River Basin42.5°F2644.5°F-2.0°F
Texas Gulf Coast River Basin47.5°F3149.9°F-2.4°F
Arkansas-White-Red Basin35.8°F2939.0°F-3.2°F
Lower Mississippi River Basin46.1°F4547.7°F-1.6°F
Missouri River Basin18.7°F2624.1°F-5.4°F
Souris-Red-Rainy Basin1.9°F149.8°F-7.9°F
Upper Mississippi River Basin15.8°F1621.9°F-6.1°F
Great Lakes Basin14.3°F1520.3°F-6.0°F
Tennessee River Basin37.6°F2940.2°F-2.6°F
Ohio River Basin28.1°F2831.9°F-3.8°F
South Atlantic-Gulf Basin48.7°F4949.5°F-0.8°F
Mid-Atlantic Basin24.3°F1928.9°F-4.6°F
New England Basin9.6°F318.1°F-8.5°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published May 2020, retrieved on May 28, 2020 from