Global temperature, NASA GISTEMP, 1880 to Sep 2026

No month before 1980 passed +0.47°C. Every one of the last 176 has.

Since February 2012 the world has not had a single month at or below the hottest month of the first century of records. Here is every month of the record, 1,761 of them, and a line you can move.

176consecutive months, Feb 2012 to Sep 2026, each warmer than any month from 1880 to 1979 (record: +0.47°C, Dec 1979).

First, a guess

In which year was the last month at or below that old +0.47°C record? 2000

Move the line

Each row is a year, each column a month. Warm cells are above the line, grey cells are at or below it. Drag the threshold and watch where the grey stops.

Threshold, anomaly vs 1951-1980 average: +0.47°C

last month at or below the line

first month ever above

cooler

+1.4°C

Tap or hover a cell to read that month.

Share of months above the line, by decade

All 1,761 monthly values

Source: NASA GISS Surface Temperature Analysis (GISTEMP v4), Land-Ocean Temperature Index, global monthly means, file GLB.Ts+dSST.csv (last modified 8 Oct 2026, covers Jan 1880 to Sep 2026). Values are deviations in °C from the 1951-1980 average, so +0.47 is not warming since pre-industrial times. Records are revised slightly with each monthly update.