TUCSON 17 NW, ARIZONA

Monthly Total Growing Degree Days

(028795)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1982 0.00 z 0.00 z 0.00 z 0.00 z 1074.15 a 1289.50 1456.50 1442.50 1258.00 920.50 589.14 a 378.50 8408.79
1983 455.00 401.15 b 585.79 b 680.69 a 1099.98 a 1263.75 b 1482.50 1350.00 1308.10 a 944.43 b 577.50 b 479.35 d 9999.00
1984 198.50 v 311.50 h 653.07 a 751.55 a 1185.48 b 1272.93 a 1361.79 c 744.00 n 1279.66 a 833.50 562.50 b 297.50 f 7900.47
1985 242.50 g 394.15 b 709.12 c 916.50 1115.00 1388.50 1496.00 1468.00 1131.72 a 932.77 c 553.50 412.62 b 9999.00
1986 612.00 480.50 781.95 b 909.50 1195.00 1426.50 1412.00 1428.50 1165.50 917.48 e 631.50 403.50 9999.00
1987 395.50 425.00 565.00 962.00 1084.50 1377.00 1480.00 1422.50 1225.00 1115.50 604.00 359.00 9999.00
1988 369.93 a 553.00 676.00 799.50 1108.77 a 1386.50 1508.00 1444.50 1241.00 1113.50 617.00 417.50 9999.00
1989 328.00 534.00 808.00 1067.00 1181.00 1416.00 1557.00 1429.00 1329.00 978.50 681.00 425.00 9999.00
1990 357.00 354.50 679.50 884.00 1123.50 1459.14 a 1409.50 1310.50 1285.50 1040.50 695.00 386.00 9999.00
1991 369.50 570.50 483.50 769.50 1081.50 1235.00 1479.50 1471.50 1245.50 1095.50 570.50 434.50 9999.00
1992 356.00 491.00 585.50 909.00 1158.50 1349.00 1452.00 1397.00 1290.50 1078.00 503.50 332.50 9999.00
1993 452.00 395.50 651.00 887.00 1206.50 1363.50 1483.00 1424.00 1215.00 0.00 z 332.50 j 390.00 9467.50
1994 434.00 381.00 662.50 857.50 1071.00 1469.50 1546.50 1510.00 1283.50 936.00 328.00 j 0.00 z 9999.00
1995 384.50 570.50 669.00 750.50 1002.50 1276.50 1534.50 1509.00 1351.50 692.00 j 713.00 309.50 o 9761.50
1996 509.50 598.56 d 504.50 i 578.00 l 1270.00 1456.50 1519.50 1446.50 1144.00 313.50 t 430.50 l 448.00 8392.56
1997 385.00 439.00 775.00 821.50 1256.50 1335.00 1534.50 1464.00 1356.00 972.50 649.50 290.00 9999.00
1998 417.50 341.50 577.12 a 669.00 1049.00 1299.00 796.50 n 1466.82 a 1327.00 741.00 i 659.50 441.00 8247.43
1999 360.50 i 321.00 h 533.50 g 664.82 b 1111.00 1342.76 a 1420.66 b 1414.00 1288.00 1117.50 796.55 a 397.83 a 9553.12
2000 515.63 a 541.52 c 608.50 929.00 0.00 z 1371.43 b 1532.00 1424.00 1348.50 913.98 a 383.89 c 457.77 a 9999.00
2001 311.60 b 357.00 639.00 812.50 1253.95 a 1393.45 a 1466.50 1421.35 a 1378.50 1058.00 728.79 a 321.37 a 9999.00
2002 420.00 472.00 615.00 973.50 1146.00 1460.00 1501.00 1486.50 1321.50 926.50 690.00 352.00 9999.00
2003 581.00 438.50 596.50 788.00 1184.00 1388.00 1572.50 1467.00 1315.50 1125.00 580.50 441.00 9999.00
2004 417.00 318.50 840.50 827.50 1203.00 1361.00 1502.00 1416.00 1246.50 922.50 507.50 392.00 9999.00
2005 458.00 427.50 587.40 b 841.50 1159.00 0.00 z 1580.00 1334.00 1310.50 1031.00 0.00 z 468.00 9196.90
2006 471.50 521.00 573.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 349.50 1915.00
2007 292.43 a 458.00 724.07 c 858.00 1188.00 1372.00 1504.50 1387.00 1288.00 1042.00 769.66 a 302.50 9999.00
2008 365.50 381.00 0.00 z 839.40 e 1002.00 1430.00 1388.11 d 1417.50 1283.50 1028.00 720.00 380.00 9999.00
2009 491.00 466.50 758.31 e 793.00 875.50 i 1029.50 f 1223.00 f 1459.98 e 915.00 i 768.50 f 0.00 z 0.00 z 3968.79
2010 420.16 c 0.00 z 530.00 595.50 f 1024.00 1369.00 1561.00 1449.50 1316.50 1007.00 571.00 537.00 9785.16
2011 349.02 b 368.87 e 739.19 b 484.00 m 729.00 i 1042.00 h 1497.19 d 1549.40 e 1056.50 f 735.00 i 609.31 a 252.59 d 5365.57
2012 471.89 d 459.17 e 425.50 h 688.00 g 1155.30 c 0.00 z 667.00 n 1288.05 a 1267.50 b 992.50 641.00 237.00 6512.41
2013 261.00 251.00 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 0.00 z 512.00
Period of Record Statistics
MEAN 416.11 442.52 656.67 838.48 1136.63 1367.36 1490.30 1430.99 1278.61 1001.78 624.21 388.37 11147.98
S.D. 81.60 85.32 90.02 97.09 74.20 64.94 56.42 57.58 61.31 81.29 91.31 69.54 290.87
SKEW 0.43 -0.04 0.27 0.11 -0.08 -0.28 -0.50 -0.60 -0.81 -0.04 -0.37 -0.30 0.14
MAX 612.00 598.56 840.50 1067.00 1270.00 1469.50 1580.00 1549.40 1378.50 1125.00 796.55 537.00 11733.50
MIN 261.00 251.00 483.50 664.82 1002.00 1235.00 1361.79 1288.05 1131.72 833.50 383.89 237.00 9999.00
NO YRS 28 28 26 25 27 26 27 29 28 24 25 27 14