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 Basin29.1°F3730.4°F-1.3°F
California River Basin43.7°F3745.3°F-1.6°F
Great Basin31.2°F3832.6°F-1.4°F
Lower Colorado River Basin42.1°F4043.4°F-1.3°F
Upper Colorado River Basin25.0°F5225.6°F-0.6°F
Rio Grande River Basin44.5°F6444.5°F0.0°F
Texas Gulf Coast River Basin49.1°F4949.9°F-0.8°F
Arkansas-White-Red Basin37.1°F4139.0°F-1.9°F
Lower Mississippi River Basin48.3°F7047.7°F0.6°F
Missouri River Basin18.7°F2624.1°F-5.4°F
Souris-Red-Rainy Basin2.7°F169.8°F-7.1°F
Upper Mississippi River Basin17.4°F2721.9°F-4.5°F
Great Lakes Basin16.0°F2320.3°F-4.3°F
Tennessee River Basin42.0°F7940.2°F1.8°F
Ohio River Basin31.8°F5431.9°F-0.1°F
South Atlantic-Gulf Basin52.1°F9049.5°F2.6°F
Mid-Atlantic Basin27.0°F3628.9°F-1.9°F
New England Basin14.5°F2418.1°F-3.6°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published May 2020, retrieved on June 5, 2020 from