Global temperature, Jan 2004

Global anomaly+0.58°C1951–1980

Rank among all Jans21 / 147warmest first

N. Hemisphere+0.66°C

S. Hemisphere+0.49°C

vs same month last year−0.17°C

CO₂ (Mauna Loa)377.17 ppm

All months of 2004

Jan ◀+0.58°C

Feb+0.72°C

Mar+0.63°C

Apr+0.61°C

May+0.37°C

Jun+0.44°C

Jul+0.26°C

Aug+0.45°C

Sep+0.50°C

Oct+0.61°C

Nov+0.73°C

Dec+0.51°C

This month+0.58°C

Same month, previous year+0.75°C

Same month 10 years earlier+0.26°C

Same month 50 years earlier−0.24°C

Jan average 1991–2020+0.63°C

Warmest Jan on record (2025)+1.38°C

Year	Global	NH	SH	Rank
1994	+0.26°C	+0.34°C	+0.19°C	45
1995	+0.53°C	+0.75°C	+0.30°C	25
1996	+0.24°C	+0.27°C	+0.22°C	48
1997	+0.32°C	+0.34°C	+0.29°C	38
1998	+0.58°C	+0.62°C	+0.55°C	22
1999	+0.48°C	+0.59°C	+0.37°C	29
2000	+0.25°C	+0.39°C	+0.11°C	47
2001	+0.45°C	+0.56°C	+0.33°C	32
2002	+0.77°C	+1.01°C	+0.51°C	14
2003	+0.75°C	+0.93°C	+0.56°C	18
2004	+0.58°C	+0.66°C	+0.49°C	21
2005	+0.75°C	+0.94°C	+0.55°C	17
2006	+0.56°C	+0.65°C	+0.47°C	24
2007	+1.01°C	+1.45°C	+0.57°C	7
2008	+0.30°C	+0.33°C	+0.26°C	41
2009	+0.65°C	+0.82°C	+0.47°C	20
2010	+0.75°C	+0.80°C	+0.69°C	16
2011	+0.52°C	+0.62°C	+0.42°C	28
2012	+0.47°C	+0.65°C	+0.29°C	31
2013	+0.71°C	+0.85°C	+0.57°C	19
2014	+0.76°C	+0.98°C	+0.54°C	15

Rank 270 of all 1760 months on record. Temperatures are anomalies vs the 1951–1980 average (NASA GISTEMP v4); values can be revised later.