Guam May 31 Weather Records

Daily averages and all-time records for weather in Guam for the date of May 31.

May 31 All-Time Records
1945–2024

93 °F

72 °F

83 °F

Highest daily low

82 °F

2.48 inches

Most snow

none

May 31 Average Weather
1991–2020 ¹

Average high

88.7 °F

Average low

78.0 °F

Chance precipitation

65.9%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	84	74	1.36	0.0
2022	88	76	0.11	0.0
2021	83	78	0.26	0.0
2020	85	76	2.48	0.0
2019	90	78	0.02	0.0
2018	91	82	0.08	0.0
2017	90	77	0.01	0.0
2016	90	79	0.01	0.0
2015	89	77	0.28	0.0
2014	89	79	0.00	0.0
2013	90	79	0.21	0.0
2012	87	79	0.27	0.0
2011	90	80	0.00	0.0
2010	91	80	0.00	0.0
2009	90	78	0.00	0.0
2008	88	76	0.12	0.0
2007	87	80	0.10	0.0
2006	90	77	0.00	0.0
2005	84	76	0.23	0.0
2004	89	77	0.02	0.0
2003	86	77	0.48	0.0
2002	89	78	0.00	0.0
2001	89	80	0.05	0.0
2000	87	78	0.06	0.0
1999	85	77	0.33	0.0
1998	89	77	0.00	0.0
1997	91	79	0.00	0.0
1996	89	76	0.51	0.0
1995	87	77	0.04	0.0
1994	90	78	0.02	0.0
1993	92	78	0.00	0.0
1992	90	76	0.00	0.0
1991	90	76	1.47	0.0
1990	92	79	0.10	0.0
1989	90	74	0.60	0.0
1988	93	78	0.00	0.0
1987	91	75	0.00	0.0
1986	89	79	0.01	0.0
1985	93	72	0.37	0.0
1984	91	77	0.23	0.0
1983	91	78	0.05	0.0
1982	90	79	0.04	0.0
1981	92	78	0.27	0.0
1980	89	78	0.00	0.0
1979	90	77	0.01	0.0
1978	89	79	0.00	0.0
1977	87	79	0.00	0.0
1976	87	79	0.00	0.0
1975	84	78	0.29	0.0
1974	86	79	0.07	0.0
1973	85	77	0.01	0.0
1972	83	75	0.00	0.0
1971	90	80	0.03	0.0
1970	89	79	0.08	0.0
1969	91	80	0.01	0.0
1968	86	75	0.17	0.0
1967	88	76	0.08	0.0
1966	90	75	0.00	0.0
1965	88	77	0.00	0.0
1964	90	76	0.04	0.0
1963	87	74	1.10	0.0
1962	85	74	1.05	0.0
1961	83	76	0.90	0.0
1960	84	79	0.09	0.0
1959	86	77	0.00	0.0
1958	85	76	0.62	0.0
1957	86	76	0.02	0.0
1956	85	78	0.30	n/a
1955	86	77	0.00	n/a
1954	88	77	0.00	n/a
1953	87	77	0.00	n/a
1952	86	75	0.21	n/a
1951	86	75	0.01	n/a
1950	86	76	0.21	n/a
1949	87	76	0.00	n/a
1948	85	78	0.41	n/a
1947	88	77	0.00	n/a
1946	n/a	n/a	n/a	n/a

What's the all-time high for Guam on 5/31?

For the date of May 31, the highest temperature ever reached in Guam history is 93 °F which has happened 2 times, most recently in 1988.

Highest Temperatures in Guam on May 31

What's the all-time low for Guam on 5/31?

For the date of May 31, the lowest temperature ever reached in Guam history is 72 °F which happened in 1985.

Lowest Temperatures in Guam on May 31

Lowest High Temperatures in Guam on May 31

What's the most it has ever rained in Guam on 5/31?

For the date of May 31, the most precipitation ever recorded in Guam history is 2.48 inches which happened in 2020.

All-Time Most Precipitation in Guam on May 31

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location