Andersen AFB, Guam
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 76° 83° 66° (1963) 88° (1998) 5.23" NA
February 75° 83° 69° (1978) 90° (1998) 5.06" NA
March 76° 83° 69° (1965) 89° (1989) 3.73" NA
April 77° 84° 69° (1963) 91° (1984) 4.33" NA
May 77° 85° 71° (1976) 94° (1984) 5.75" NA
June 78° 85° 70° (1962) 93° (1999) 6.07" NA
July 77° 85° 70° (1972) 90° (2002) 10.89" NA
August 77° 85° 66° (1980) 91° (1993) 14.51" NA
September 77° 86° 70° (1999) 91° (1995) 12.17" NA
October 77° 85° 61° (2002) 93° (1966) 11.39" NA
November 78° 84° 71° (1960) 90° (1987) 9.42" NA
December 77° 83° 68° (1962) 90° (1997) 6.16" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 76° 85° 73° (1955) 89° (1979) 0.45" NA
Sep 2 76° 85° 72° (1956) 90° (1995) 0.44" NA
Sep 3 76° 85° 72° (1990) 88° (1987) 0.44" NA
Sep 4 76° 85° 73° (1954) 88° (1963) 0.44" NA
Sep 5 76° 85° 72° (1964) 90° (2001) 0.43" NA
Sep 6 76° 85° 72° (1964) 91° (1995) 0.43" NA
Sep 7 76° 85° 72° (1964) 90° (1997) 0.43" NA
Sep 8 76° 85° 71° (1956) 89° (1995) 0.42" NA
Sep 9 76° 85° 71° (1963) 91° (1995) 0.42" NA
Sep 10 76° 85° 73° (1956) 89° (1983) 0.42" NA
Sep 11 76° 85° 72° (1955) 89° (1995) 0.41" NA
Sep 12 76° 85° 72° (1985) 88° (1973) 0.41" NA
Sep 13 77° 86° 72° (1985) 90° (2001) 0.41" NA
Sep 14 77° 86° 72° (1977) 88° (1983) 0.4" NA
Sep 15 77° 86° 73° (1957) 89° (1987) 0.4" NA
Sep 16 77° 86° 73° (1977) 89° (1987) 0.4" NA
Sep 17 77° 86° 73° (1956) 88° (1983) 0.4" NA
Sep 18 77° 86° 72° (1999) 89° (1975) 0.4" NA
Sep 19 77° 86° 72° (1961) 91° (1987) 0.39" NA
Sep 20 77° 86° 72° (1961) 89° (1987) 0.39" NA
Sep 21 77° 86° 72° (1974) 89° (1987) 0.39" NA
Sep 22 77° 86° 70° (1999) 89° (1969) 0.39" NA
Sep 23 77° 86° 72° (1971) 89° (1976) 0.39" NA
Sep 24 77° 86° 72° (1984) 90° (1987) 0.39" NA
Sep 25 77° 86° 72° (1984) 89° (1975) 0.38" NA
Sep 26 77° 86° 73° (1976) 89° (1987) 0.38" NA
Sep 27 77° 86° 73° (1996) 89° (1987) 0.38" NA
Sep 28 77° 86° 71° (1954) 91° (1987) 0.38" NA
Sep 29 77° 86° 71° (1955) 91° (1987) 0.38" NA
Sep 30 77° 86° 73° (1954) 88° (1987) 0.38" NA
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