Guam March 20 Weather Records

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

March 20 All-Time Records
1945–2024

90 °F

71 °F

79 °F

Highest daily low

79 °F

0.47 inches

Most snow

none

March 20 Average Weather
1991–2020 ¹

Average high

87.1 °F

Average low

75.7 °F

Chance precipitation

57.6%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2024	84	71	0.00	0.0
2023	85	77	0.40	0.0
2022	88	76	0.14	0.0
2021	86	76	0.15	0.0
2020	88	79	0.00	0.0
2019	87	75	0.00	0.0
2018	90	78	0.01	0.0
2017	85	77	0.08	0.0
2016	87	76	0.00	0.0
2015	86	75	0.00	0.0
2014	87	76	0.26	0.0
2013	89	79	0.01	0.0
2012	87	71	0.04	0.0
2011	88	78	0.15	0.0
2010	87	79	0.03	0.0
2009	87	73	0.34	0.0
2008	87	74	0.00	0.0
2007	89	73	0.00	0.0
2006	87	74	0.00	0.0
2005	86	74	0.12	0.0
2004	86	76	0.39	0.0
2003	87	75	0.00	0.0
2002	87	76	0.04	0.0
2001	87	77	0.02	0.0
2000	86	75	0.00	0.0
1999	87	78	0.00	0.0
1998	86	73	0.00	0.0
1997	86	74	0.00	0.0
1996	86	77	0.05	0.0
1995	86	75	0.08	0.0
1994	88	75	0.01	0.0
1993	83	73	0.14	0.0
1992	87	74	0.17	0.0
1991	86	74	0.04	0.0
1990	88	75	0.09	0.0
1989	90	76	0.00	0.0
1988	90	75	0.00	0.0
1987	88	74	0.00	0.0
1986	89	77	0.00	0.0
1985	88	79	0.00	0.0
1984	90	74	0.14	0.0
1983	88	74	0.00	0.0
1982	89	77	0.07	0.0
1981	88	77	0.00	0.0
1980	85	78	0.00	0.0
1979	84	77	0.08	0.0
1978	84	73	0.04	0.0
1977	85	76	0.01	0.0
1976	84	74	0.47	0.0
1975	84	76	0.28	0.0
1974	79	71	0.14	0.0
1973	89	71	0.00	0.0
1972	86	75	0.00	0.0
1971	87	76	0.00	0.0
1970	88	75	0.00	0.0
1969	89	75	0.00	0.0
1968	86	77	0.00	0.0
1967	86	75	0.11	0.0
1966	86	76	0.01	0.0
1965	86	72	0.00	0.0
1964	87	72	0.00	0.0
1963	88	75	0.00	0.0
1962	84	75	0.06	0.0
1961	83	75	0.13	0.0
1960	85	75	0.00	0.0
1959	85	75	0.00	0.0
1958	84	75	0.03	0.0
1957	83	76	0.03	0.0
1956	84	76	0.01	n/a
1955	86	77	0.00	n/a
1954	86	77	0.00	n/a
1953	85	73	0.35	n/a
1952	86	72	0.03	n/a
1951	83	74	0.00	n/a
1950	85	72	0.00	n/a
1949	84	74	0.19	n/a
1948	87	75	0.00	n/a
1947	n/a	n/a	n/a	n/a
1946	n/a	n/a	n/a	n/a

What's the all-time high for Guam on 3/20?

For the date of Mar 20, the highest temperature ever reached in Guam history is 90 °F which has happened 4 times, most recently in 2018.

Highest Temperatures in Guam on March 20

What's the all-time low for Guam on 3/20?

For the date of Mar 20, the lowest temperature ever reached in Guam history is 71 °F which has happened 4 times, most recently in 2024.

Lowest Temperatures in Guam on March 20

Lowest High Temperatures in Guam on March 20

What's the most it has ever rained in Guam on 3/20?

For the date of Mar 20, the most precipitation ever recorded in Guam history is 0.47 inches which happened in 1976.

All-Time Most Precipitation in Guam on March 20

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location