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Guam June Weather

Averages and records for weather in Guam in the month of June.

Typical Guam June Weather 1991–2020
Average daily high	88.7 °F
Average daily low	78.1 °F
Average monthly precipitation	7.1 inches
Average monthly snow	none
Daily chance of precipitation	76.6%
Daily chance of snow	0%

Guam June Weather Records 1945–2024
Highest temperature	95 °F	June 30, 1969
Lowest temperature	70 °F	June 22, 1966
Highest daily low	84 °F	June 11, 2013
Lowest daily high	78 °F	June 12, 1965
Hottest average high temperature	91.1 °F	1987
Coldest average high temperature	84.5 °F	1958
Most daily precipitation	16.0 inches	June 27, 2004
Most monthly precipitation	38.0 inches	2004
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
June 1	88.7	78.0	92	73
June 2	88.7	78.1	93	73
June 3	88.8	78.1	92	73
June 4	88.8	78.1	94	71
June 5	88.8	78.1	93	72
June 6	88.8	78.1	93	73
June 7	88.8	78.1	93	73
June 8	88.8	78.1	94	74
June 9	88.7	78.1	93	73
June 10	88.7	78.1	92	71
June 11	88.7	78.1	92	70
June 12	88.7	78.1	92	70
June 13	88.7	78.1	94	74
June 14	88.7	78.1	92	70
June 15	88.7	78.1	92	73
June 16	88.7	78.1	94	72
June 17	88.7	78.1	92	72
June 18	88.7	78.1	93	72
June 19	88.7	78.1	93	73
June 20	88.7	78.1	93	74
June 21	88.7	78.1	92	73
June 22	88.7	78.0	93	70
June 23	88.6	78.0	92	72
June 24	88.6	78.0	93	73
June 25	88.6	77.9	92	71
June 26	88.5	77.9	91	72
June 27	88.5	77.8	94	73
June 28	88.5	77.7	94	72
June 29	88.4	77.7	94	71
June 30	88.4	77.7	95	72

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location