Average Temperature in Guam by Year

This page contains a list of the average yearly high and low temperatures in Guam for each year between 1948 and 2023. It is based on NOAA data.

Change:

Month:

What Was the Hottest Year Ever in Guam?

2016 was the warmest year in the history of Guam. The average daily high temperature was 88.6 °F, and the average low was 78.1 °F.

What Was the Coldest Year Ever in Guam?

1950 was the coolest year in the history of Guam. The average daily high temperature was 85.4 °F, and the average low was 74.4 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	48	86.1	76.6
2022	52	86.3	76.1
2021	21	87.2	76.9
2020	9	87.8	77.4
2019	12	87.6	77.1
2018	2	88.5	78.2
2017	5	87.9	77.7
2016	1	88.6	78.1
2015	24	87.4	76.7
2014	10	87.8	77.3
2013	4	88.2	77.6
2012	14	87.6	76.9
2011	20	87.1	77.0
2010	16	87.4	77.0
2009	17	87.3	77.0
2008	15	87.7	76.7
2007	26	87.2	76.6
2006	37	87.0	76.5
2005	38	86.7	76.5
2004	29	87.0	76.7
2003	40	86.7	76.4
2002	36	87.0	76.5
2001	32	87.3	76.3
2000	34	87.0	76.5
1999	35	86.8	76.7
1998	27	87.1	76.7
1997	43	86.8	76.2
1996	41	87.0	76.1
1995	50	87.0	75.5
1994	30	87.7	76.0
1993	44	87.3	75.7
1992	46	87.7	75.2
1991	39	87.9	75.3
1990	33	88.2	75.4
1989	19	88.4	75.8
1988	7	89.2	76.2
1987	13	88.7	75.9
1986	31	88.1	75.6
1985	18	88.2	76.1
1984	3	89.5	76.8
1983	11	88.6	76.3
1982	23	87.8	76.4
1981	8	88.0	77.2
1980	28	87.2	76.5
1979	45	86.7	76.3
1978	57	85.4	76.5
1977	42	85.9	77.1
1976	51	85.4	77.1
1975	61	84.2	77.4
1974	49	84.9	77.6
1973	56	85.8	76.0
1972	58	86.0	75.7
1971	6	87.4	78.1
1970	22	87.0	77.1
1969	25	87.8	76.0
1968	55	86.5	75.5
1967	75	85.7	74.5
1966	47	87.6	75.2
1965	67	86.4	74.5
1964	53	87.3	75.2
1963	72	85.8	74.8
1962	54	85.7	76.5
1961	73	84.5	76.1
1960	63	85.0	76.4
1959	69	84.7	76.1
1958	71	84.7	76.0
1957	59	85.3	76.4
1956	70	84.9	75.8
1955	68	84.7	76.1
1954	62	85.9	75.6
1953	65	85.8	75.5
1952	66	85.8	75.2
1951	60	86.2	75.4
1950	76	85.4	74.4
1949	74	85.5	74.9
1948	64	85.3	76.1

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location