Global temperature, Dec 2001

Global anomaly+0.55°C1951–1980

Rank among all Decs20 / 146warmest first

N. Hemisphere+0.65°C

S. Hemisphere+0.45°C

vs same month last year+0.27°C

CO₂ (Mauna Loa)371.42 ppm

All months of 2001

Jan+0.45°C

Feb+0.44°C

Mar+0.55°C

Apr+0.50°C

May+0.57°C

Jun+0.53°C

Jul+0.59°C

Aug+0.48°C

Sep+0.52°C

Oct+0.50°C

Nov+0.72°C

Dec ◀+0.55°C

This month+0.55°C

Same month, previous year+0.28°C

Same month 10 years earlier+0.32°C

Same month 50 years earlier+0.15°C

Dec average 1991–2020+0.60°C

Warmest Dec on record (2023)+1.36°C

Year	Global	NH	SH	Rank
1991	+0.32°C	+0.20°C	+0.43°C	38
1992	+0.22°C	+0.21°C	+0.22°C	45
1993	+0.18°C	+0.22°C	+0.15°C	49
1994	+0.39°C	+0.36°C	+0.42°C	35
1995	+0.26°C	+0.27°C	+0.25°C	42
1996	+0.37°C	+0.35°C	+0.39°C	36
1997	+0.59°C	+0.51°C	+0.68°C	19
1998	+0.55°C	+0.74°C	+0.35°C	21
1999	+0.40°C	+0.66°C	+0.14°C	33
2000	+0.28°C	+0.27°C	+0.28°C	41
2001	+0.55°C	+0.65°C	+0.45°C	20
2002	+0.44°C	+0.43°C	+0.47°C	29
2003	+0.75°C	+0.98°C	+0.52°C	14
2004	+0.51°C	+0.44°C	+0.57°C	24
2005	+0.68°C	+0.83°C	+0.52°C	16
2006	+0.79°C	+1.15°C	+0.43°C	13
2007	+0.50°C	+0.77°C	+0.21°C	25
2008	+0.54°C	+0.65°C	+0.43°C	22
2009	+0.67°C	+0.67°C	+0.68°C	17
2010	+0.45°C	+0.52°C	+0.39°C	28
2011	+0.60°C	+0.87°C	+0.32°C	18

Rank 285 of all 1760 months on record. Temperatures are anomalies vs the 1951–1980 average (NASA GISTEMP v4); values can be revised later.