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 Basin25.3°F2428.1°F-2.8°F
California River Basin38.7°F443.1°F-4.4°F
Great Basin24.9°F1429.7°F-4.8°F
Lower Colorado River Basin36.9°F1540.2°F-3.3°F
Upper Colorado River Basin19.3°F2523.0°F-3.7°F
Rio Grande River Basin42.4°F7741.3°F1.1°F
Texas Gulf Coast River Basin52.5°F11847.9°F4.6°F
Arkansas-White-Red Basin39.5°F9936.7°F2.8°F
Lower Mississippi River Basin53.3°F12246.2°F7.1°F
Missouri River Basin21.4°F3923.1°F-1.7°F
Souris-Red-Rainy Basin9.1°F4810.8°F-1.7°F
Upper Mississippi River Basin25.4°F8522.4°F3.0°F
Great Lakes Basin28.2°F9824.0°F4.2°F
Tennessee River Basin47.5°F12239.3°F8.2°F
Ohio River Basin40.4°F12132.4°F8.0°F
South Atlantic-Gulf Basin56.8°F12448.4°F8.4°F
Mid-Atlantic Basin36.7°F11330.9°F5.8°F
New England Basin21.8°F5321.6°F0.2°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published January 2020, retrieved on January 20, 2020 from