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
(123 Years)
Pacific Northwest Basin42.0°F9940.8°F1.2°F
California River Basin55.1°F9154.2°F0.9°F
Great Basin45.7°F10644.3°F1.4°F
Lower Colorado River Basin54.6°F7254.3°F0.3°F
Upper Colorado River Basin39.5°F7839.0°F0.5°F
Rio Grande River Basin55.0°F4355.2°F-0.2°F
Texas Gulf Coast River Basin61.1°F3161.6°F-0.5°F
Arkansas-White-Red Basin52.1°F3452.5°F-0.4°F
Lower Mississippi River Basin59.9°F6959.6°F0.3°F
Missouri River Basin40.4°F6140.3°F0.1°F
Souris-Red-Rainy Basin31.8°F4532.2°F-0.4°F
Upper Mississippi River Basin40.1°F2141.2°F-1.1°F
Great Lakes Basin37.4°F339.5°F-2.1°F
Tennessee River Basin53.6°F5853.5°F0.1°F
Ohio River Basin46.7°F1847.6°F-0.9°F
South Atlantic-Gulf Basin60.6°F5860.5°F0.1°F
Mid-Atlantic Basin44.1°F845.4°F-1.3°F
New England Basin35.1°F537.3°F-2.2°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published February 2020, retrieved on February 21, 2020 from