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
(122 Years)
Pacific Northwest Basin45.0°F8144.5°F0.5°F
California River Basin58.1°F8957.4°F0.7°F
Great Basin49.4°F10148.5°F0.9°F
Lower Colorado River Basin59.7°F10558.3°F1.4°F
Upper Colorado River Basin45.1°F10743.4°F1.7°F
Rio Grande River Basin61.2°F12059.0°F2.2°F
Texas Gulf Coast River Basin67.8°F12265.4°F2.4°F
Arkansas-White-Red Basin59.3°F12256.9°F2.4°F
Lower Mississippi River Basin65.2°F12063.4°F1.8°F
Missouri River Basin47.4°F11745.3°F2.1°F
Souris-Red-Rainy Basin41.6°F11938.5°F3.1°F
Upper Mississippi River Basin49.5°F12246.7°F2.8°F
Great Lakes Basin47.8°F12244.5°F3.3°F
Tennessee River Basin59.2°F11957.5°F1.7°F
Ohio River Basin54.5°F12152.2°F2.3°F
South Atlantic-Gulf Basin65.3°F11963.8°F1.5°F
Mid-Atlantic Basin52.9°F12249.9°F3.0°F
New England Basin45.7°F12242.2°F3.5°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published October 2019, retrieved on October 23, 2019 from