Global temperature, May 1951

Global anomaly±0.00°C1951–1980

Rank among all Mays67 / 147warmest first

N. Hemisphere+0.17°C

S. Hemisphere−0.18°C

vs same month last year+0.11°C

CO₂ (Mauna Loa)–

All months of 1951

Jan−0.34°C

Feb−0.41°C

Mar−0.20°C

Apr−0.14°C

May ◀±0.00°C

Jun−0.07°C

Jul−0.01°C

Aug+0.06°C

Sep+0.05°C

Oct+0.08°C

Nov−0.01°C

Dec+0.15°C

This month±0.00°C

Same month, previous year−0.11°C

Same month 10 years earlier+0.16°C

Same month 50 years earlier−0.15°C

May average 1991–2020+0.58°C

Warmest May on record (2024)+1.16°C

Year	Global	NH	SH	Rank
1941	+0.16°C	+0.23°C	+0.13°C	52
1942	+0.11°C	+0.16°C	+0.06°C	57
1943	+0.06°C	+0.22°C	−0.10°C	63
1944	+0.18°C	+0.23°C	+0.14°C	50
1945	+0.06°C	+0.08°C	+0.05°C	62
1946	−0.07°C	+0.03°C	−0.17°C	82
1947	−0.02°C	+0.07°C	−0.10°C	69
1948	−0.01°C	+0.17°C	−0.18°C	68
1949	−0.10°C	±0.00°C	−0.20°C	85
1950	−0.11°C	−0.05°C	−0.19°C	88
1951	±0.00°C	+0.17°C	−0.18°C	67
1952	−0.03°C	+0.15°C	−0.19°C	74
1953	+0.11°C	+0.25°C	−0.01°C	56
1954	−0.20°C	−0.07°C	−0.33°C	103
1955	−0.20°C	−0.13°C	−0.28°C	102
1956	−0.29°C	−0.30°C	−0.29°C	119
1957	+0.09°C	−0.05°C	+0.23°C	60
1958	+0.06°C	+0.12°C	±0.00°C	61
1959	+0.04°C	+0.04°C	+0.04°C	65
1960	−0.08°C	+0.04°C	−0.19°C	83
1961	+0.12°C	+0.07°C	+0.17°C	55

Rank 844 of all 1760 months on record. Temperatures are anomalies vs the 1951–1980 average (NASA GISTEMP v4); values can be revised later.