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 Basin22.7°F1228.1°F-5.4°F
California River Basin39.3°F843.1°F-3.8°F
Great Basin25.6°F1829.7°F-4.1°F
Lower Colorado River Basin36.7°F1440.2°F-3.5°F
Upper Colorado River Basin19.0°F2323.0°F-4.0°F
Rio Grande River Basin40.7°F4741.3°F-0.6°F
Texas Gulf Coast River Basin48.5°F5947.9°F0.6°F
Arkansas-White-Red Basin34.4°F2636.7°F-2.3°F
Lower Mississippi River Basin46.3°F6546.2°F0.1°F
Missouri River Basin14.5°F623.1°F-8.6°F
Souris-Red-Rainy Basin1.1°F610.8°F-9.7°F
Upper Mississippi River Basin16.9°F1622.4°F-5.5°F
Great Lakes Basin20.3°F2124.0°F-3.7°F
Tennessee River Basin37.9°F3739.3°F-1.4°F
Ohio River Basin30.3°F3532.4°F-2.1°F
South Atlantic-Gulf Basin48.2°F6148.4°F-0.2°F
Mid-Atlantic Basin29.4°F3530.9°F-1.5°F
New England Basin21.2°F4921.6°F-0.4°F

Citing This Page

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