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 Basin28.8°F3430.4°F-1.6°F
California River Basin46.1°F7145.3°F0.8°F
Great Basin28.9°F2232.6°F-3.7°F
Lower Colorado River Basin41.8°F3743.4°F-1.6°F
Upper Colorado River Basin18.9°F725.6°F-6.7°F
Rio Grande River Basin36.3°F144.5°F-8.2°F
Texas Gulf Coast River Basin38.4°F249.9°F-11.5°F
Arkansas-White-Red Basin28.2°F339.0°F-10.8°F
Lower Mississippi River Basin36.9°F347.7°F-10.8°F
Missouri River Basin16.3°F1224.1°F-7.8°F
Souris-Red-Rainy Basin4.3°F249.8°F-5.5°F
Upper Mississippi River Basin13.0°F1021.9°F-8.9°F
Great Lakes Basin12.6°F1020.3°F-7.7°F
Tennessee River Basin29.3°F140.2°F-10.9°F
Ohio River Basin20.5°F231.9°F-11.4°F
South Atlantic-Gulf Basin39.3°F149.5°F-10.2°F
Mid-Atlantic Basin19.8°F428.9°F-9.1°F
New England Basin13.6°F1818.1°F-4.5°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published May 2020, retrieved on June 1, 2020 from