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
(126 Years)
Pacific Northwest Basin30.0°F5030.4°F-0.4°F
California River Basin49.8°F11945.3°F4.5°F
Great Basin37.8°F11532.6°F5.2°F
Lower Colorado River Basin48.6°F12143.4°F5.2°F
Upper Colorado River Basin30.1°F11525.6°F4.5°F
Rio Grande River Basin47.3°F10144.5°F2.8°F
Texas Gulf Coast River Basin47.6°F3449.9°F-2.3°F
Arkansas-White-Red Basin35.4°F2639.0°F-3.6°F
Lower Mississippi River Basin44.4°F2847.7°F-3.3°F
Missouri River Basin18.3°F2324.1°F-5.8°F
Souris-Red-Rainy Basin2.9°F179.8°F-6.9°F
Upper Mississippi River Basin12.7°F721.9°F-9.2°F
Great Lakes Basin14.3°F1520.3°F-6.0°F
Tennessee River Basin39.0°F5040.2°F-1.2°F
Ohio River Basin27.1°F2131.9°F-4.8°F
South Atlantic-Gulf Basin50.6°F7349.5°F1.1°F
Mid-Atlantic Basin27.6°F4128.9°F-1.3°F
New England Basin18.2°F5518.1°F0.1°F

Citing This Page

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