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 Basin33.9°F12229.8°F4.1°F
California River Basin48.0°F11945.1°F2.9°F
Great Basin35.5°F11632.1°F3.4°F
Lower Colorado River Basin45.3°F11242.7°F2.6°F
Upper Colorado River Basin28.3°F10625.4°F2.9°F
Rio Grande River Basin44.7°F8643.8°F0.9°F
Texas Gulf Coast River Basin49.2°F4349.9°F-0.7°F
Arkansas-White-Red Basin39.2°F6539.1°F0.1°F
Lower Mississippi River Basin46.0°F2348.0°F-2.0°F
Missouri River Basin28.2°F10625.0°F3.2°F
Souris-Red-Rainy Basin15.1°F8612.6°F2.5°F
Upper Mississippi River Basin25.1°F7924.3°F0.8°F
Great Lakes Basin23.7°F3624.7°F-1.0°F
Tennessee River Basin38.9°F2041.1°F-2.2°F
Ohio River Basin31.8°F2134.0°F-2.2°F
South Atlantic-Gulf Basin48.4°F2350.1°F-1.7°F
Mid-Atlantic Basin30.3°F2432.2°F-1.9°F
New England Basin21.0°F2522.6°F-1.6°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published December 2019, retrieved on December 12, 2019 from