Global temperature, Jul 1917

Global anomaly−0.26°C1951–1980

Rank among all Juls121 / 147warmest first

N. Hemisphere−0.33°C

S. Hemisphere−0.20°C

vs same month last year+0.11°C

CO₂ (Mauna Loa)–

All months of 1917

Jan−0.57°C

Feb−0.63°C

Mar−0.63°C

Apr−0.55°C

May−0.56°C

Jun−0.44°C

Jul ◀−0.26°C

Aug−0.23°C

Sep−0.23°C

Oct−0.45°C

Nov−0.34°C

Dec−0.68°C

This month−0.26°C

Same month, previous year−0.37°C

Same month 10 years earlier−0.35°C

Jul average 1991–2020+0.57°C

Warmest Jul on record (2026)+1.25°C

Year	Global	NH	SH	Rank
1907	−0.35°C	−0.40°C	−0.31°C	138
1908	−0.36°C	−0.36°C	−0.36°C	140
1909	−0.46°C	−0.45°C	−0.46°C	146
1910	−0.35°C	−0.39°C	−0.32°C	137
1911	−0.43°C	−0.39°C	−0.47°C	145
1912	−0.43°C	−0.53°C	−0.32°C	144
1913	−0.37°C	−0.53°C	−0.21°C	143
1914	−0.25°C	−0.35°C	−0.15°C	120
1915	−0.13°C	−0.10°C	−0.15°C	99
1916	−0.37°C	−0.34°C	−0.41°C	142
1917	−0.26°C	−0.33°C	−0.20°C	121
1918	−0.32°C	−0.35°C	−0.30°C	134
1919	−0.29°C	−0.34°C	−0.25°C	129
1920	−0.31°C	−0.26°C	−0.35°C	132
1921	−0.15°C	−0.03°C	−0.27°C	102
1922	−0.27°C	−0.28°C	−0.28°C	125
1923	−0.31°C	−0.30°C	−0.33°C	131
1924	−0.29°C	−0.22°C	−0.35°C	128
1925	−0.27°C	−0.26°C	−0.27°C	124
1926	−0.27°C	−0.20°C	−0.33°C	123
1927	−0.19°C	−0.09°C	−0.30°C	110

Rank 1410 of all 1760 months on record. Temperatures are anomalies vs the 1951–1980 average (NASA GISTEMP v4); values can be revised later.