U S MAGNETIC OBSERVA, HAWAII

Monthly Total Growing Degree Days

(518805)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 196006
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
Months with 5 missing days or less use mean for missing day(s)
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1949 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1075.18 a 966.72 a 976.00 3017.91
1950 765.50 f 889.50 976.00 985.86 a 1060.72 a 1041.00 1132.00 1161.50 1102.50 1143.38 a 1042.24 a 955.83 a 9999.00
1951 964.00 848.50 987.50 970.00 1056.00 1049.50 1191.50 1191.00 1132.00 1156.00 1053.10 a 1020.93 a 9999.00
1952 961.50 895.00 1006.50 979.50 1005.12 e 1104.50 1149.00 1182.00 1099.00 1127.50 1072.76 a 991.00 9999.00
1953 946.00 887.50 992.50 1007.00 1113.00 1125.50 1173.50 1177.50 1090.86 a 1105.67 a 1025.50 980.78 b 9999.00
1954 921.50 888.50 933.00 1002.00 1075.00 1126.50 1168.50 1226.00 1142.00 1160.00 1066.00 1008.50 9999.00
1955 952.00 866.50 908.00 989.00 1049.50 1032.00 1112.50 1122.50 1081.00 1084.00 1040.50 1005.50 9999.00
1956 980.50 894.50 1013.00 1010.50 1113.00 1103.50 1155.00 1198.00 1137.00 1157.00 1050.50 990.50 9999.00
1957 986.00 827.50 911.00 997.50 1063.30 a 1098.50 1213.50 1223.00 1139.00 1174.00 1096.00 1040.50 9999.00
1958 921.00 859.50 913.00 980.69 a 1084.50 1113.50 1188.50 1234.00 1179.50 1156.00 1020.00 972.00 9999.00
1959 957.38 a 859.50 1058.50 1018.00 1121.00 1121.50 1205.00 1220.50 1188.50 1140.00 1044.00 1026.00 9999.00
1960 976.00 897.50 1007.50 1035.50 1130.47 a 668.50 l 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 5046.97
Period of Record Statistics
MEAN 956.59 874.00 973.32 997.78 1079.24 1091.60 1168.90 1193.60 1129.14 1134.43 1043.39 997.05 12659.34
S.D. 22.43 23.10 50.09 19.27 37.70 36.48 32.21 34.60 36.20 32.71 33.23 25.71 197.30
SKEW -0.47 -0.68 -0.03 0.47 -0.34 -0.70 -0.31 -0.72 0.32 -0.77 -0.80 0.16 -0.69
MAX 986.00 897.50 1058.50 1035.50 1130.47 1126.50 1213.50 1234.00 1188.50 1174.00 1096.00 1040.50 12959.88
MIN 921.00 827.50 908.00 970.00 1005.12 1032.00 1112.50 1122.50 1081.00 1075.18 966.72 955.83 9999.00
NO YRS 10 11 11 11 11 10 10 10 10 11 11 11 9