Guam June 20 Weather Records

Daily averages and all-time records for weather in Guam for the date of June 20.

June 20 All-Time Records
1945–2024

93 °F

74 °F

82 °F

Highest daily low

83 °F

1.54 inches

Most snow

none

June 20 Average Weather
1991–2020 ¹

Average high

88.7 °F

Average low

78.1 °F

Chance precipitation

78.7%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	87	80	0.00	0.0
2022	86	75	0.11	0.0
2021	90	77	0.05	0.0
2020	91	79	0.02	0.0
2019	90	80	0.05	0.0
2018	90	81	0.00	0.0
2017	83	75	0.78	0.0
2016	91	83	0.00	0.0
2015	89	79	0.00	0.0
2014	90	79	0.91	0.0
2013	90	81	0.17	0.0
2012	89	76	0.05	0.0
2011	88	77	0.45	0.0
2010	89	77	0.13	0.0
2009	87	78	0.05	0.0
2008	87	74	0.00	0.0
2007	90	79	0.05	0.0
2006	89	79	0.05	0.0
2005	89	80	0.00	0.0
2004	85	76	1.18	0.0
2003	89	76	0.03	0.0
2002	91	81	0.04	0.0
2001	87	77	0.81	0.0
2000	86	79	0.07	0.0
1999	88	78	0.16	0.0
1998	87	79	0.08	0.0
1997	86	77	0.48	0.0
1996	87	77	0.16	0.0
1995	90	76	0.00	0.0
1994	89	74	0.41	0.0
1993	91	78	0.02	0.0
1992	90	75	0.04	0.0
1991	88	78	0.09	0.0
1990	89	74	0.75	0.0
1989	88	74	0.21	0.0
1988	89	78	0.15	0.0
1987	93	79	0.00	0.0
1986	89	81	0.01	0.0
1985	86	77	0.15	0.0
1984	88	77	0.38	0.0
1983	92	80	0.00	0.0
1982	90	81	0.00	0.0
1981	90	79	0.03	0.0
1980	89	78	0.01	0.0
1979	90	76	0.02	0.0
1978	87	77	0.05	0.0
1977	87	79	0.05	0.0
1976	82	77	0.37	0.0
1975	85	79	0.00	0.0
1974	87	77	0.03	0.0
1973	87	78	0.06	0.0
1972	85	75	0.27	0.0
1971	88	80	0.05	0.0
1970	89	80	0.00	0.0
1969	92	79	0.00	0.0
1968	88	76	0.03	0.0
1967	86	75	0.14	0.0
1966	90	75	0.04	0.0
1965	86	77	0.26	0.0
1964	89	76	0.86	0.0
1963	89	77	0.02	0.0
1962	87	77	0.00	0.0
1961	84	77	0.02	0.0
1960	87	75	0.40	0.0
1959	87	79	0.00	0.0
1958	84	77	0.02	0.0
1957	85	77	1.54	0.0
1956	90	76	0.00	n/a
1955	86	78	0.09	n/a
1954	88	76	0.01	n/a
1953	87	76	0.07	n/a
1952	88	78	0.23	n/a
1951	89	76	0.00	n/a
1950	82	74	0.64	n/a
1949	87	77	0.08	n/a
1948	84	78	0.15	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 6/20?

For the date of Jun 20, the highest temperature ever reached in Guam history is 93 °F which happened in 1987.

Highest Temperatures in Guam on June 20

What's the all-time low for Guam on 6/20?

For the date of Jun 20, the lowest temperature ever reached in Guam history is 74 °F which has happened 5 times, most recently in 2008.

Lowest Temperatures in Guam on June 20

Lowest High Temperatures in Guam on June 20

What's the most it has ever rained in Guam on 6/20?

For the date of Jun 20, the most precipitation ever recorded in Guam history is 1.54 inches which happened in 1957.

All-Time Most Precipitation in Guam on June 20

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location