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 Basin28.0°F6527.1°F0.9°F
California River Basin43.6°F7842.7°F0.9°F
Great Basin31.0°F8728.9°F2.1°F
Lower Colorado River Basin41.6°F9339.6°F2.0°F
Upper Colorado River Basin24.5°F9122.0°F2.5°F
Rio Grande River Basin43.1°F10340.9°F2.2°F
Texas Gulf Coast River Basin47.6°F6847.1°F0.5°F
Arkansas-White-Red Basin35.4°F4835.7°F-0.3°F
Lower Mississippi River Basin43.2°F2845.3°F-2.1°F
Missouri River Basin18.2°F2121.4°F-3.2°F
Souris-Red-Rainy Basin1.0°F87.5°F-6.5°F
Upper Mississippi River Basin14.4°F919.9°F-5.5°F
Great Lakes Basin18.4°F2121.6°F-3.2°F
Tennessee River Basin34.8°F1638.4°F-3.6°F
Ohio River Basin26.3°F1530.9°F-4.6°F
South Atlantic-Gulf Basin45.0°F1947.9°F-2.9°F
Mid-Atlantic Basin24.9°F1129.2°F-4.3°F
New England Basin16.6°F2219.0°F-2.4°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published February 2020, retrieved on February 23, 2020 from