Global temperature, Apr 1971

Global anomaly−0.07°C1951–1980

Rank among all Aprs82 / 147warmest first

N. Hemisphere−0.20°C

S. Hemisphere+0.06°C

vs same month last year−0.12°C

CO₂ (Mauna Loa)327.78 ppm

All months of 1971

Jan−0.02°C

Feb−0.15°C

Mar−0.18°C

Apr ◀−0.07°C

May−0.05°C

Jun−0.16°C

Jul−0.07°C

Aug−0.01°C

Sep−0.05°C

Oct−0.04°C

Nov−0.07°C

Dec−0.08°C

This month−0.07°C

Same month, previous year+0.05°C

Same month 10 years earlier+0.13°C

Same month 50 years earlier−0.30°C

Apr average 1991–2020+0.63°C

Warmest Apr on record (2024)+1.32°C

Year	Global	NH	SH	Rank
1961	+0.13°C	+0.14°C	+0.12°C	57
1962	+0.05°C	+0.22°C	−0.13°C	68
1963	−0.07°C	+0.04°C	−0.19°C	83
1964	−0.32°C	−0.30°C	−0.32°C	128
1965	−0.19°C	−0.26°C	−0.12°C	98
1966	−0.13°C	−0.22°C	−0.03°C	89
1967	−0.05°C	+0.05°C	−0.14°C	77
1968	−0.06°C	±0.00°C	−0.11°C	78
1969	+0.17°C	+0.03°C	+0.31°C	51
1970	+0.05°C	−0.02°C	+0.13°C	67
1971	−0.07°C	−0.20°C	+0.06°C	82
1972	±0.00°C	−0.12°C	+0.12°C	73
1973	+0.27°C	+0.18°C	+0.36°C	43
1974	−0.12°C	−0.10°C	−0.14°C	87
1975	+0.04°C	+0.05°C	+0.02°C	70
1976	−0.07°C	+0.02°C	−0.17°C	81
1977	+0.26°C	+0.25°C	+0.27°C	44
1978	+0.17°C	+0.07°C	+0.26°C	50
1979	+0.15°C	−0.17°C	+0.48°C	56
1980	+0.30°C	+0.15°C	+0.44°C	38
1981	+0.32°C	+0.39°C	+0.26°C	37

Rank 981 of all 1760 months on record. Temperatures are anomalies vs the 1951–1980 average (NASA GISTEMP v4); values can be revised later.