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 Basin44.4°F5044.4°F0.0°F
California River Basin56.8°F2357.4°F-0.6°F
Great Basin47.8°F2348.4°F-0.6°F
Lower Colorado River Basin58.0°F4058.2°F-0.2°F
Upper Colorado River Basin43.0°F3543.4°F-0.4°F
Rio Grande River Basin58.8°F3859.0°F-0.2°F
Texas Gulf Coast River Basin65.6°F7365.4°F0.2°F
Arkansas-White-Red Basin56.7°F3657.0°F-0.3°F
Lower Mississippi River Basin63.8°F8063.5°F0.3°F
Missouri River Basin45.0°F3745.4°F-0.4°F
Souris-Red-Rainy Basin37.7°F2838.5°F-0.8°F
Upper Mississippi River Basin46.3°F3646.6°F-0.3°F
Great Lakes Basin43.6°F1444.4°F-0.8°F
Tennessee River Basin57.9°F7857.6°F0.3°F
Ohio River Basin52.1°F4452.2°F-0.1°F
South Atlantic-Gulf Basin64.0°F5463.8°F0.2°F
Mid-Atlantic Basin49.2°F1649.9°F-0.7°F
New England Basin40.6°F742.1°F-1.5°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published May 2020, retrieved on May 30, 2020 from