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
(124 Years)
Pacific Northwest Basin31.8°F11827.2°F4.6°F
California River Basin47.1°F12242.7°F4.4°F
Great Basin34.7°F12029.0°F5.7°F
Lower Colorado River Basin43.3°F11639.7°F3.6°F
Upper Colorado River Basin27.0°F11722.0°F5.0°F
Rio Grande River Basin41.2°F6740.9°F0.3°F
Texas Gulf Coast River Basin44.1°F1847.0°F-2.9°F
Arkansas-White-Red Basin34.2°F2635.7°F-1.5°F
Lower Mississippi River Basin42.2°F1945.3°F-3.1°F
Missouri River Basin21.0°F5321.4°F-0.4°F
Souris-Red-Rainy Basin3.0°F247.6°F-4.6°F
Upper Mississippi River Basin15.3°F1419.9°F-4.6°F
Great Lakes Basin15.4°F521.6°F-6.2°F
Tennessee River Basin35.2°F2138.4°F-3.2°F
Ohio River Basin26.0°F1230.9°F-4.9°F
South Atlantic-Gulf Basin45.4°F2747.9°F-2.5°F
Mid-Atlantic Basin25.0°F1229.3°F-4.3°F
New England Basin14.8°F1219.1°F-4.3°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published November 2019, retrieved on December 7, 2019 from