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.

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Region Value Rank
(123 Years)
Pacific Northwest Basin45.2°F8844.4°F0.8°F
California River Basin58.4°F10157.4°F1.0°F
Great Basin49.7°F10448.4°F1.3°F
Lower Colorado River Basin59.5°F10358.2°F1.3°F
Upper Colorado River Basin45.4°F11143.4°F2.0°F
Rio Grande River Basin59.6°F9158.9°F0.7°F
Texas Gulf Coast River Basin65.8°F8065.4°F0.4°F
Arkansas-White-Red Basin57.9°F10157.0°F0.9°F
Lower Mississippi River Basin63.3°F3963.5°F-0.2°F
Missouri River Basin47.0°F11045.4°F1.6°F
Souris-Red-Rainy Basin40.1°F10238.5°F1.6°F
Upper Mississippi River Basin47.0°F7346.6°F0.4°F
Great Lakes Basin44.0°F3244.5°F-0.5°F
Tennessee River Basin57.0°F2857.5°F-0.5°F
Ohio River Basin51.4°F1852.2°F-0.8°F
South Atlantic-Gulf Basin63.5°F2963.9°F-0.4°F
Mid-Atlantic Basin49.4°F2349.9°F-0.5°F
New England Basin42.1°F4942.2°F-0.1°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published January 2020, retrieved on January 23, 2020 from