Global temperature, Sep 1891

Global anomaly−0.16°C1951–1980

Rank among all Seps102 / 146warmest first

N. Hemisphere−0.08°C

S. Hemisphere−0.24°C

vs same month last year+0.21°C

CO₂ (Mauna Loa)–

All months of 1891

Jan−0.34°C

Feb−0.47°C

Mar−0.18°C

Apr−0.28°C

May−0.17°C

Jun−0.21°C

Jul−0.18°C

Aug−0.18°C

Sep ◀−0.16°C

Oct−0.22°C

Nov−0.32°C

Dec−0.04°C

This month−0.16°C

Same month, previous year−0.37°C

Same month 10 years earlier−0.16°C

Sep average 1991–2020+0.58°C

Warmest Sep on record (2023)+1.48°C

Year	Global	NH	SH	Rank
1881	−0.16°C	−0.27°C	−0.05°C	103
1882	−0.15°C	−0.26°C	−0.05°C	100
1883	−0.22°C	−0.34°C	−0.11°C	118
1884	−0.27°C	−0.45°C	−0.11°C	126
1885	−0.29°C	−0.40°C	−0.19°C	131
1886	−0.24°C	−0.34°C	−0.15°C	122
1887	−0.26°C	−0.22°C	−0.30°C	125
1888	−0.12°C	−0.21°C	−0.05°C	93
1889	−0.24°C	−0.31°C	−0.17°C	121
1890	−0.37°C	−0.36°C	−0.38°C	140
1891	−0.16°C	−0.08°C	−0.24°C	102
1892	−0.17°C	−0.21°C	−0.13°C	105
1893	−0.22°C	−0.29°C	−0.17°C	117
1894	−0.28°C	−0.33°C	−0.23°C	128
1895	−0.12°C	−0.06°C	−0.18°C	92
1896	−0.08°C	−0.13°C	−0.02°C	83
1897	−0.09°C	−0.07°C	−0.10°C	85
1898	−0.22°C	−0.18°C	−0.26°C	116
1899	−0.05°C	−0.05°C	−0.05°C	74
1900	−0.06°C	−0.03°C	−0.07°C	78
1901	−0.23°C	−0.28°C	−0.17°C	120

Rank 1189 of all 1760 months on record. Temperatures are anomalies vs the 1951–1980 average (NASA GISTEMP v4); values can be revised later.