Guam July 18 Weather Records

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

July 18 All-Time Records
1945–2024

95 °F

72 °F

80 °F

Highest daily low

81 °F

2.41 inches

Most snow

none

July 18 Average Weather
1991–2020 ¹

Average high

87.8 °F

Average low

77.0 °F

Chance precipitation

82.8%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	86	76	0.03	0.0
2022	87	78	0.00	0.0
2021	88	79	0.05	0.0
2020	89	78	0.35	0.0
2019	91	78	0.19	0.0
2018	90	79	0.00	0.0
2017	89	79	0.01	0.0
2016	89	79	0.19	0.0
2015	86	75	0.59	0.0
2014	84	79	0.28	0.0
2013	92	81	0.00	0.0
2012	85	78	0.15	0.0
2011	87	77	1.34	0.0
2010	89	80	0.04	0.0
2009	88	80	0.01	0.0
2008	88	77	0.21	0.0
2007	89	76	0.01	0.0
2006	81	74	2.41	0.0
2005	87	76	0.00	0.0
2004	88	77	0.13	0.0
2003	87	81	0.01	0.0
2002	89	76	0.03	0.0
2001	87	76	0.21	0.0
2000	86	76	0.43	0.0
1999	86	77	0.12	0.0
1998	88	77	0.00	0.0
1997	88	77	0.42	0.0
1996	89	74	0.38	0.0
1995	84	75	0.20	0.0
1994	90	78	0.00	0.0
1993	87	74	0.13	0.0
1992	90	75	0.02	0.0
1991	89	76	0.02	0.0
1990	91	76	1.22	0.0
1989	90	74	0.12	0.0
1988	90	74	0.24	0.0
1987	92	75	0.00	0.0
1986	89	77	0.14	0.0
1985	90	77	0.05	0.0
1984	92	77	0.00	0.0
1983	91	77	0.36	0.0
1982	90	77	0.03	0.0
1981	88	78	0.04	0.0
1980	89	79	0.01	0.0
1979	92	78	0.00	0.0
1978	88	80	0.02	0.0
1977	88	79	0.06	0.0
1976	86	78	2.10	0.0
1975	84	79	0.22	0.0
1974	85	77	0.01	0.0
1973	89	78	0.00	0.0
1972	86	76	0.00	0.0
1971	88	80	0.26	0.0
1970	89	77	0.21	0.0
1969	95	80	0.00	0.0
1968	86	75	0.52	0.0
1967	80	72	0.10	0.0
1966	91	80	0.11	0.0
1965	87	75	0.11	0.0
1964	92	79	0.00	0.0
1963	84	75	0.35	0.0
1962	85	77	1.32	0.0
1961	85	77	0.16	0.0
1960	87	77	0.28	0.0
1959	86	77	0.35	0.0
1958	85	75	0.38	0.0
1957	87	79	0.00	0.0
1956	88	78	0.03	n/a
1955	85	75	1.54	n/a
1954	89	75	0.82	n/a
1953	88	73	0.53	n/a
1952	88	76	0.00	n/a
1951	88	75	0.08	n/a
1950	86	75	0.18	n/a
1949	85	72	0.43	n/a
1948	84	78	0.20	n/a
1947	88	76	0.19	n/a
1946	n/a	n/a	n/a	n/a

What's the all-time high for Guam on 7/18?

For the date of Jul 18, the highest temperature ever reached in Guam history is 95 °F which happened in 1969.

Highest Temperatures in Guam on July 18

What's the all-time low for Guam on 7/18?

For the date of Jul 18, the lowest temperature ever reached in Guam history is 72 °F which has happened 2 times, most recently in 1967.

Lowest Temperatures in Guam on July 18

Lowest High Temperatures in Guam on July 18

What's the most it has ever rained in Guam on 7/18?

For the date of Jul 18, the most precipitation ever recorded in Guam history is 2.41 inches which happened in 2006.

All-Time Most Precipitation in Guam on July 18

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location