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 Basin44.6°F9043.6°F1.0°F
California River Basin58.5°F10257.1°F1.4°F
Great Basin49.4°F11147.5°F1.9°F
Lower Colorado River Basin58.4°F9957.2°F1.2°F
Upper Colorado River Basin43.2°F9041.9°F1.3°F
Rio Grande River Basin57.8°F8457.2°F0.6°F
Texas Gulf Coast River Basin63.5°F4663.8°F-0.3°F
Arkansas-White-Red Basin54.3°F2555.1°F-0.8°F
Lower Mississippi River Basin60.5°F2461.7°F-1.2°F
Missouri River Basin42.5°F3543.4°F-0.9°F
Souris-Red-Rainy Basin33.2°F1635.4°F-2.2°F
Upper Mississippi River Basin41.8°F1144.1°F-2.3°F
Great Lakes Basin41.7°F2642.8°F-1.1°F
Tennessee River Basin54.0°F1255.7°F-1.7°F
Ohio River Basin48.7°F1550.3°F-1.6°F
South Atlantic-Gulf Basin61.0°F1462.3°F-1.3°F
Mid-Atlantic Basin48.2°F5048.3°F-0.1°F
New England Basin42.2°F9940.5°F1.7°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published November 2019, retrieved on December 6, 2019 from