Guam December 31 Weather Records

Daily averages and all-time records for weather in Guam for the date of December 31 (New Year's Eve).

December 31 All-Time Records
1945–2024

90 °F

68 °F

82 °F

Highest daily low

80 °F

3.17 inches

Most snow

none

December 31 Average Weather
1991–2020 ¹

Average high

86.2 °F

Average low

76.1 °F

Chance precipitation

67.9%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	85	74	1.37	0.0
2022	85	77	1.08	0.0
2021	87	73	0.00	0.0
2020	87	77	0.00	0.0
2019	85	77	0.01	0.0
2018	88	77	0.26	0.0
2017	87	78	0.01	0.0
2016	88	76	0.00	0.0
2015	86	77	0.02	0.0
2014	89	77	0.06	0.0
2013	86	76	0.01	0.0
2012	87	79	0.00	0.0
2011	83	73	0.02	0.0
2010	87	78	0.00	0.0
2009	86	74	0.00	0.0
2008	86	76	0.10	0.0
2007	87	77	0.00	0.0
2006	87	73	0.07	0.0
2005	88	76	0.59	0.0
2004	86	76	0.11	0.0
2003	85	74	0.00	0.0
2002	86	75	0.39	0.0
2001	87	75	0.70	0.0
2000	86	79	0.08	0.0
1999	86	78	0.00	0.0
1998	88	79	0.00	0.0
1997	86	76	0.26	0.0
1996	82	76	0.76	0.0
1995	86	74	0.00	0.0
1994	86	77	0.06	0.0
1993	84	74	0.33	0.0
1992	86	75	0.02	0.0
1991	88	76	0.00	0.0
1990	86	75	0.26	0.0
1989	89	75	0.00	0.0
1988	90	75	0.08	0.0
1987	87	74	0.01	0.0
1986	88	78	0.00	0.0
1985	86	74	0.18	0.0
1984	86	75	0.42	0.0
1983	88	77	0.27	0.0
1982	86	72	0.00	0.0
1981	88	78	0.00	0.0
1980	88	76	0.00	0.0
1979	87	77	0.00	0.0
1978	83	77	0.01	0.0
1977	83	79	0.01	0.0
1976	85	77	0.07	0.0
1975	87	78	0.01	0.0
1974	85	80	0.15	0.0
1973	84	78	0.82	0.0
1972	84	72	0.26	0.0
1971	87	78	0.02	0.0
1970	87	77	0.06	0.0
1969	85	78	0.03	0.0
1968	85	72	0.00	0.0
1967	85	74	0.19	0.0
1966	84	77	0.15	0.0
1965	89	74	0.00	0.0
1964	85	74	0.83	0.0
1963	84	76	0.37	0.0
1962	86	68	0.00	0.0
1961	83	75	0.03	0.0
1960	85	77	0.15	0.0
1959	82	76	0.39	0.0
1958	84	76	0.02	0.0
1957	84	76	0.03	0.0
1956	82	76	0.32	n/a
1955	84	74	0.00	n/a
1954	82	76	0.02	n/a
1953	85	75	0.00	n/a
1952	82	74	3.17	n/a
1951	86	76	0.01	n/a
1950	85	74	0.02	n/a
1949	87	75	0.06	n/a
1948	84	74	0.01	n/a
1947	85	78	0.01	n/a
1946	n/a	n/a	n/a	n/a
1945	85	77	0.06	n/a

What's the all-time high for Guam on 12/31?

For the date of Dec 31, the highest temperature ever reached in Guam history is 90 °F which happened in 1988.

Highest Temperatures in Guam on December 31

What's the all-time low for Guam on 12/31?

For the date of Dec 31, the lowest temperature ever reached in Guam history is 68 °F which happened in 1962.

Lowest Temperatures in Guam on December 31

Lowest High Temperatures in Guam on December 31

What's the most it has ever rained in Guam on 12/31?

For the date of Dec 31, the most precipitation ever recorded in Guam history is 3.17 inches which happened in 1952.

All-Time Most Precipitation in Guam on December 31

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location