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 Basin44.6°F6844.4°F0.2°F
California River Basin57.6°F7457.4°F0.2°F
Great Basin48.6°F6848.4°F0.2°F
Lower Colorado River Basin58.3°F5458.2°F0.1°F
Upper Colorado River Basin43.4°F5343.4°F0.0°F
Rio Grande River Basin58.8°F4259.0°F-0.2°F
Texas Gulf Coast River Basin64.7°F2065.4°F-0.7°F
Arkansas-White-Red Basin56.3°F2157.0°F-0.7°F
Lower Mississippi River Basin62.4°F963.5°F-1.1°F
Missouri River Basin45.0°F4145.4°F-0.4°F
Souris-Red-Rainy Basin38.4°F5238.5°F-0.1°F
Upper Mississippi River Basin45.5°F1646.7°F-1.2°F
Great Lakes Basin43.5°F1744.5°F-1.0°F
Tennessee River Basin56.3°F857.5°F-1.2°F
Ohio River Basin50.8°F552.2°F-1.4°F
South Atlantic-Gulf Basin63.0°F1063.9°F-0.9°F
Mid-Atlantic Basin49.0°F1249.9°F-0.9°F
New England Basin41.9°F3842.2°F-0.3°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published January 2020, retrieved on January 19, 2020 from