Guam January 18 Weather Records

Daily averages and all-time records for weather in Guam for the date of January 18.

January 18 All-Time Records
1945–2024

89 °F

66 °F

79 °F

Highest daily low

80 °F

1.94 inches

Most snow

none

January 18 Average Weather
1991–2020 ¹

Average high

85.9 °F

Average low

75.4 °F

Chance precipitation

63.6%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2024	84	73	0.04	0.0
2023	85	76	0.00	0.0
2022	85	74	0.39	0.0
2021	86	78	0.00	0.0
2020	86	73	0.07	0.0
2019	86	79	0.26	0.0
2018	88	78	0.00	0.0
2017	84	76	1.52	0.0
2016	85	78	0.00	0.0
2015	88	76	0.33	0.0
2014	86	77	0.02	0.0
2013	86	76	0.00	0.0
2012	85	73	0.00	0.0
2011	88	78	0.05	0.0
2010	84	74	0.91	0.0
2009	85	77	0.10	0.0
2008	88	77	0.00	0.0
2007	86	77	0.00	0.0
2006	87	78	0.00	0.0
2005	84	73	0.00	0.0
2004	85	76	1.24	0.0
2003	82	75	0.57	0.0
2002	86	76	0.00	0.0
2001	85	76	0.01	0.0
2000	86	66	0.00	0.0
1999	88	79	0.02	0.0
1998	86	77	0.04	0.0
1997	84	71	0.00	0.0
1996	86	77	0.00	0.0
1995	84	74	0.16	0.0
1994	87	74	0.01	0.0
1993	84	76	0.04	0.0
1992	86	74	0.02	0.0
1991	86	75	0.00	0.0
1990	85	75	0.07	0.0
1989	88	74	0.11	0.0
1988	87	74	0.03	0.0
1987	87	75	0.00	0.0
1986	85	75	0.08	0.0
1985	89	77	0.07	0.0
1984	88	77	0.38	0.0
1983	86	75	0.00	0.0
1982	88	76	0.00	0.0
1981	88	79	0.00	0.0
1980	86	77	0.00	0.0
1979	85	76	0.00	0.0
1978	82	77	0.00	0.0
1977	84	74	0.00	0.0
1976	87	77	0.00	0.0
1975	84	78	0.20	0.0
1974	83	75	0.00	0.0
1973	83	70	0.00	0.0
1972	89	80	0.10	0.0
1971	81	77	0.00	0.0
1970	81	77	0.09	0.0
1969	85	73	0.07	0.0
1968	87	78	0.03	0.0
1967	82	75	0.08	0.0
1966	85	75	0.00	0.0
1965	84	75	0.05	0.0
1964	89	73	0.00	0.0
1963	82	74	1.94	0.0
1962	85	74	0.00	0.0
1961	84	76	0.38	0.0
1960	83	74	0.03	0.0
1959	81	73	0.13	0.0
1958	82	74	0.00	0.0
1957	84	72	0.00	n/a
1956	79	72	0.10	n/a
1955	83	76	0.00	n/a
1954	85	72	0.02	n/a
1953	85	74	0.00	n/a
1952	85	71	0.23	n/a
1951	85	74	0.04	n/a
1950	82	73	0.12	n/a
1949	83	75	0.00	n/a
1948	86	78	0.00	n/a
1947	n/a	n/a	n/a	n/a
1946	84	76	0.14	n/a

What's the all-time high for Guam on 1/18?

For the date of Jan 18, the highest temperature ever reached in Guam history is 89 °F which has happened 3 times, most recently in 1985.

Highest Temperatures in Guam on January 18

What's the all-time low for Guam on 1/18?

For the date of Jan 18, the lowest temperature ever reached in Guam history is 66 °F which happened in 2000.

Lowest Temperatures in Guam on January 18

Lowest High Temperatures in Guam on January 18

What's the most it has ever rained in Guam on 1/18?

For the date of Jan 18, the most precipitation ever recorded in Guam history is 1.94 inches which happened in 1963.

All-Time Most Precipitation in Guam on January 18

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location