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 Basin37.1°F12230.4°F6.7°F
California River Basin48.5°F10845.3°F3.2°F
Great Basin38.8°F12132.6°F6.2°F
Lower Colorado River Basin47.9°F11743.4°F4.5°F
Upper Colorado River Basin33.9°F12525.6°F8.3°F
Rio Grande River Basin46.8°F9744.5°F2.3°F
Texas Gulf Coast River Basin49.5°F5349.9°F-0.4°F
Arkansas-White-Red Basin39.9°F7539.0°F0.9°F
Lower Mississippi River Basin45.4°F3947.7°F-2.3°F
Missouri River Basin29.1°F10324.1°F5.0°F
Souris-Red-Rainy Basin12.4°F909.8°F2.6°F
Upper Mississippi River Basin20.7°F5621.9°F-1.2°F
Great Lakes Basin10.8°F420.3°F-9.5°F
Tennessee River Basin34.9°F1640.2°F-5.3°F
Ohio River Basin23.9°F1031.9°F-8.0°F
South Atlantic-Gulf Basin44.7°F1549.5°F-4.8°F
Mid-Atlantic Basin17.5°F128.9°F-11.4°F
New England Basin6.4°F118.1°F-11.7°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published May 2020, retrieved on May 25, 2020 from