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 Basin31.2°F10528.3°F2.9°F
California River Basin44.9°F9343.6°F1.3°F
Great Basin32.4°F9430.2°F2.2°F
Lower Colorado River Basin41.1°F5941.0°F0.1°F
Upper Colorado River Basin24.8°F8123.2°F1.6°F
Rio Grande River Basin39.4°F942.1°F-2.7°F
Texas Gulf Coast River Basin45.6°F1948.0°F-2.4°F
Arkansas-White-Red Basin36.1°F4036.9°F-0.8°F
Lower Mississippi River Basin44.1°F2746.1°F-2.0°F
Missouri River Basin25.8°F10222.3°F3.5°F
Souris-Red-Rainy Basin10.8°F848.3°F2.5°F
Upper Mississippi River Basin22.0°F8420.6°F1.4°F
Great Lakes Basin20.4°F3921.2°F-0.8°F
Tennessee River Basin37.0°F2739.1°F-2.1°F
Ohio River Basin28.9°F2631.2°F-2.3°F
South Atlantic-Gulf Basin46.1°F2148.4°F-2.3°F
Mid-Atlantic Basin25.7°F1029.1°F-3.4°F
New England Basin16.3°F1818.7°F-2.4°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published February 2020, retrieved on February 25, 2020 from