Guam October 18 Weather Records

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

October 18 All-Time Records
1945–2024

92 °F

73 °F

80 °F

Highest daily low

81 °F

5.43 inches

Most snow

none

October 18 Average Weather
1991–2020 ¹

Average high

87.4 °F

Average low

76.8 °F

Chance precipitation

80.3%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	86	74	0.05	0.0
2022	85	75	0.06	0.0
2021	90	76	0.20	0.0
2020	87	77	0.03	0.0
2019	87	76	0.62	0.0
2018	90	76	0.00	0.0
2017	81	74	2.45	0.0
2016	90	80	0.07	0.0
2015	87	78	0.85	0.0
2014	88	77	0.10	0.0
2013	83	75	3.68	0.0
2012	89	79	0.12	0.0
2011	88	76	0.00	0.0
2010	89	78	0.17	0.0
2009	86	75	0.03	0.0
2008	88	76	0.00	0.0
2007	87	75	0.02	0.0
2006	87	75	2.19	0.0
2005	90	76	0.05	0.0
2004	88	76	0.15	0.0
2003	83	76	5.43	0.0
2002	88	77	0.01	0.0
2001	89	78	0.01	0.0
2000	89	76	0.28	0.0
1999	87	77	0.28	0.0
1998	88	79	0.00	0.0
1997	83	78	0.14	0.0
1996	85	77	0.17	0.0
1995	88	73	0.06	0.0
1994	88	76	0.06	0.0
1993	88	75	0.08	0.0
1992	89	77	0.01	0.0
1991	91	74	0.11	0.0
1990	87	74	0.68	0.0
1989	92	74	0.40	0.0
1988	91	78	0.65	0.0
1987	84	78	1.79	0.0
1986	89	78	0.23	0.0
1985	89	78	0.00	0.0
1984	90	77	0.47	0.0
1983	88	75	0.38	0.0
1982	83	75	1.69	0.0
1981	90	77	1.80	0.0
1980	87	74	0.66	0.0
1979	91	77	0.01	0.0
1978	88	79	0.00	0.0
1977	87	79	0.30	0.0
1976	87	79	0.53	0.0
1975	84	76	0.25	0.0
1974	86	81	0.31	0.0
1973	88	76	0.00	0.0
1972	83	74	0.60	0.0
1971	90	80	0.00	0.0
1970	89	77	0.59	0.0
1969	83	73	3.38	0.0
1968	86	74	0.00	0.0
1967	80	73	1.47	0.0
1966	90	75	0.00	0.0
1965	87	76	0.00	0.0
1964	89	75	0.44	0.0
1963	86	76	0.15	0.0
1962	84	73	1.80	0.0
1961	86	77	0.20	0.0
1960	83	75	1.02	0.0
1959	81	75	1.28	0.0
1958	84	77	0.51	0.0
1957	86	80	0.00	0.0
1956	84	75	0.47	n/a
1955	87	76	0.00	n/a
1954	87	77	0.00	n/a
1953	87	75	0.46	n/a
1952	85	75	0.05	n/a
1951	88	76	0.04	n/a
1950	87	74	0.00	n/a
1949	86	75	0.77	n/a
1948	86	78	0.31	n/a
1947	84	76	0.83	n/a
1946	n/a	n/a	n/a	n/a
1945	86	76	0.03	n/a

What's the all-time high for Guam on 10/18?

For the date of Oct 18, the highest temperature ever reached in Guam history is 92 °F which happened in 1989.

Highest Temperatures in Guam on October 18

What's the all-time low for Guam on 10/18?

For the date of Oct 18, the lowest temperature ever reached in Guam history is 73 °F which has happened 4 times, most recently in 1995.

Lowest Temperatures in Guam on October 18

Lowest High Temperatures in Guam on October 18

What's the most it has ever rained in Guam on 10/18?

For the date of Oct 18, the most precipitation ever recorded in Guam history is 5.43 inches which happened in 2003.

All-Time Most Precipitation in Guam on October 18

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location