Global temperature in the 1990s

Decade average+0.39°C1951–1980

vs previous decade+0.14°C

Warmest year1998+0.61°C

CO₂ average360.6 ppmMauna Loa

Each year

1990+0.45°C

1991+0.41°C

1992+0.22°C

1993+0.23°C

1994+0.32°C

1995+0.45°C

1996+0.33°C

1997+0.47°C

1998+0.61°C

1999+0.38°C

Year	Global	NH	SH	Rank
1990	+0.45°C	+0.53°C	+0.37°C	28
1991	+0.41°C	+0.41°C	+0.40°C	30
1992	+0.22°C	+0.14°C	+0.31°C	42
1993	+0.23°C	+0.19°C	+0.28°C	41
1994	+0.32°C	+0.37°C	+0.26°C	37
1995	+0.45°C	+0.58°C	+0.32°C	29
1996	+0.33°C	+0.26°C	+0.40°C	34
1997	+0.47°C	+0.52°C	+0.42°C	27
1998	+0.61°C	+0.71°C	+0.52°C	22
1999	+0.38°C	+0.48°C	+0.28°C	33

1880s−0.22°C

1890s−0.24°C

1900s−0.32°C

1910s−0.34°C

1920s−0.24°C

1930s−0.12°C

1940s+0.04°C

1950s−0.05°C

1960s−0.03°C

1970s+0.03°C

1980s+0.25°C

1990s ◀+0.39°C

2000s+0.59°C

2010s+0.81°C

2020s+1.07°C

Temperatures are anomalies vs the 1951–1980 average (NASA GISTEMP v4); values can be revised later.