Guam January Precipitation Totals

A time series of total precipitation in the month of January in Guam from 1946–2024.
Rainiest January in Guam History
The rainiest January in Guam history happened in 1976, with 18.09 inches of total precipitation.
Driest January in Guam History
The driest January in Guam history happened in 2018, with just 0.94 inches of total precipitation.
Guam Average January Precipitation by Year
Year Precipitation (inches)
2024 2.38
2023 14.02
2022 5.84
2021 4.11
2020 2.99
2019 4.24
2018 0.94
2017 6.22
2016 2.62
2015 8.56
2014 16.89
2013 5.12
2012 6.50
2011 9.11
2010 4.69
2009 4.53
2008 3.07
2007 4.24
2006 6.80
2005 1.55
2004 4.17
2003 2.45
2002 8.46
2001 2.90
2000 2.79
1999 4.70
1998 1.99
1997 7.60
1996 11.86
1995 1.81
1994 3.85
1993 1.37
1992 6.23
1991 2.89
1990 12.25
1989 5.02
1988 5.74
1987 1.91
1986 1.13
1985 5.71
1984 3.50
1983 0.95
1982 1.89
1981 4.25
1980 1.21
1979 2.71
1978 0.99
1977 1.82
1976 18.09
1975 7.14
1974 2.76
1973 1.15
1972 4.05
1971 4.77
1970 8.32
1969 2.20
1968 4.96
1967 4.85
1966 1.92
1965 11.51
1964 1.95
1963 11.14
1962 1.63
1961 5.98
1960 2.67
1959 2.42
1958 5.93
1957 3.55
1956 2.27
1955 6.38
1954 5.80
1953 1.57
1952 2.53
1951 5.48
1950 1.67
1949 3.47
1948 8.25
1946 4.02