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 Basin34.4°F12130.1°F4.3°F
California River Basin47.8°F11744.9°F2.9°F
Great Basin36.2°F12032.2°F4.0°F
Lower Colorado River Basin45.2°F10742.8°F2.4°F
Upper Colorado River Basin29.3°F11225.6°F3.7°F
Rio Grande River Basin45.7°F9344.2°F1.5°F
Texas Gulf Coast River Basin50.0°F5250.2°F-0.2°F
Arkansas-White-Red Basin39.9°F7539.3°F0.6°F
Lower Mississippi River Basin46.8°F2848.3°F-1.5°F
Missouri River Basin27.9°F9924.9°F3.0°F
Souris-Red-Rainy Basin14.0°F8512.1°F1.9°F
Upper Mississippi River Basin25.0°F8423.8°F1.2°F
Great Lakes Basin22.8°F3723.5°F-0.7°F
Tennessee River Basin40.5°F4641.4°F-0.9°F
Ohio River Basin32.6°F4133.8°F-1.2°F
South Atlantic-Gulf Basin49.9°F4950.3°F-0.4°F
Mid-Atlantic Basin30.0°F3631.4°F-1.4°F
New England Basin19.6°F2821.1°F-1.5°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published January 2020, retrieved on January 26, 2020 from