Update to U.S. Climate Normals (1991-2020)

Source:NOAA Climate

02 — Who / Subject

NOAA National Centers for Environmental Information (NCEI)

03 — Where / Locus

United States

04 — When / Temporality

May 2021

Verified: June 12, 2026

05 — Why / Core Summary

"NOAA is updating U.S. climate normals to the 1991-2020 period. Winter temperatures are generally warmer across the U.S. compared to the 1981-2010 period. Precipitation patterns show regional variations in the new normals."

Conflict Analysis

This is a report on the update of climate data standards.

Post

COMPAMIR

COMPAMIR

Update to U.S. Climate Normals (1991-2020)