Guam September 23 Weather Records

Daily averages and all-time records for weather in Guam for the date of September 23.

September 23 All-Time Records
1945–2024

92 °F

70 °F

79 °F

Highest daily low

80 °F

3.97 inches

Most snow

none

September 23 Average Weather
1991–2020 ¹

Average high

87.1 °F

Average low

76.4 °F

Chance precipitation

83.9%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	87	76	0.00	0.0
2022	86	75	0.02	0.0
2021	82	76	3.97	0.0
2020	86	75	0.01	0.0
2019	88	77	0.57	0.0
2018	86	75	1.09	0.0
2017	90	79	0.28	0.0
2016	88	77	1.85	0.0
2015	89	76	0.66	0.0
2014	87	77	1.33	0.0
2013	85	76	0.09	0.0
2012	85	77	1.55	0.0
2011	81	76	1.33	0.0
2010	86	76	0.12	0.0
2009	87	77	0.08	0.0
2008	86	74	0.72	0.0
2007	88	75	0.01	0.0
2006	83	75	1.16	0.0
2005	86	77	0.18	0.0
2004	87	79	0.29	0.0
2003	82	75	1.66	0.0
2002	87	75	0.02	0.0
2001	88	76	0.00	0.0
2000	88	73	0.00	0.0
1999	88	75	0.33	0.0
1998	88	72	0.26	0.0
1997	88	76	0.44	0.0
1996	89	79	0.10	0.0
1995	89	78	0.20	0.0
1994	84	76	1.80	0.0
1993	85	75	0.33	0.0
1992	89	75	0.00	0.0
1991	88	74	0.08	0.0
1990	90	75	0.06	0.0
1989	89	78	0.24	0.0
1988	90	78	0.03	0.0
1987	89	78	0.01	0.0
1986	87	75	0.07	0.0
1985	87	74	0.39	0.0
1984	87	77	0.03	0.0
1983	91	78	0.22	0.0
1982	90	76	0.02	0.0
1981	90	79	0.00	0.0
1980	89	76	0.25	0.0
1979	89	76	0.00	0.0
1978	88	79	0.05	0.0
1977	89	78	0.05	0.0
1976	87	79	0.00	0.0
1975	83	77	0.17	0.0
1974	87	80	0.00	0.0
1973	86	79	0.09	0.0
1972	88	77	0.04	0.0
1971	83	78	1.09	0.0
1970	92	75	0.21	0.0
1969	88	76	1.31	0.0
1968	85	73	1.41	0.0
1967	86	75	0.00	0.0
1966	87	77	0.10	0.0
1965	90	75	0.23	0.0
1964	90	77	0.43	0.0
1963	86	74	0.10	0.0
1962	92	76	0.05	0.0
1961	83	76	0.80	0.0
1960	87	76	0.00	0.0
1959	83	76	1.38	0.0
1958	79	74	1.76	0.0
1957	80	76	0.88	0.0
1956	85	76	0.91	n/a
1955	86	78	0.19	n/a
1954	85	78	0.03	n/a
1953	88	76	0.28	n/a
1952	83	72	1.17	n/a
1951	88	79	0.00	n/a
1950	86	75	0.15	n/a
1949	86	79	0.01	n/a
1948	86	78	0.00	n/a
1947	85	76	0.04	n/a
1946	n/a	n/a	n/a	n/a
1945	85	70	1.16	n/a

What's the all-time high for Guam on 9/23?

For the date of Sep 23, the highest temperature ever reached in Guam history is 92 °F which has happened 2 times, most recently in 1970.

Highest Temperatures in Guam on September 23

What's the all-time low for Guam on 9/23?

For the date of Sep 23, the lowest temperature ever reached in Guam history is 70 °F which happened in 1945.

Lowest Temperatures in Guam on September 23

Lowest High Temperatures in Guam on September 23

What's the most it has ever rained in Guam on 9/23?

For the date of Sep 23, the most precipitation ever recorded in Guam history is 3.97 inches which happened in 2021.

All-Time Most Precipitation in Guam on September 23

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location