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 Basin44.2°F4144.4°F-0.2°F
California River Basin57.7°F7757.4°F0.3°F
Great Basin48.7°F7248.4°F0.3°F
Lower Colorado River Basin58.7°F8458.3°F0.4°F
Upper Colorado River Basin43.9°F7843.4°F0.5°F
Rio Grande River Basin59.2°F7359.0°F0.2°F
Texas Gulf Coast River Basin64.8°F2365.4°F-0.6°F
Arkansas-White-Red Basin56.4°F2456.9°F-0.5°F
Lower Mississippi River Basin62.5°F1563.5°F-1.0°F
Missouri River Basin43.8°F1045.4°F-1.6°F
Souris-Red-Rainy Basin37.3°F2138.5°F-1.2°F
Upper Mississippi River Basin45.2°F646.7°F-1.5°F
Great Lakes Basin43.6°F2144.5°F-0.9°F
Tennessee River Basin56.6°F1557.6°F-1.0°F
Ohio River Basin50.8°F552.2°F-1.4°F
South Atlantic-Gulf Basin63.3°F2163.9°F-0.6°F
Mid-Atlantic Basin49.2°F1750.0°F-0.8°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 18, 2020 from