NAMPA 2 NW, ID

Monthly Sum of Growing Degree Days (Degrees Fahrenheit)

(106300)

Base Temperature = 50 F

File last updated on Mar 27, 2015
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.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
19460.00 0.00 17.50 138.50a289.50a467.50a758.00 700.50 328.00 39.50 2.50a0.50a2742.00
19470.00 0.00 29.00 113.00 419.50a369.50 753.00 664.00 362.50 167.00 9.32b0.00 2886.82
19484.00a0.00a0.00a69.50a259.50 549.00 660.50 613.00a358.00 118.00 2.00 0.00b2633.50
19490.00a0.00 8.50 168.00 403.50 492.50 684.31b698.50 448.50 35.00a9.50g0.00 2938.81a
19500.00c2.50 3.00 72.50 193.50a410.50 726.50 669.50 420.00 195.00 2.00 0.00a2695.00
19510.00 1.00 0.00 109.50 257.00 384.00 718.50a658.00 346.50 82.00 0.50 0.00 2557.00
19520.00 0.00 1.50 164.50 280.00a452.00 690.50 692.00 424.50 169.50 0.00 0.00 2874.50
19538.00 0.50 19.00f92.50 152.00 297.50 721.00 637.50 425.50 123.00 6.50 0.00b2464.00a
19541.50a0.00 9.50 96.00 328.50 342.50 722.00 517.00 300.50a84.50 8.00 0.00c2410.00
19550.00 0.00a0.00a21.50 170.50 487.00 603.50 691.00 350.00 123.50 0.00 5.00 2452.00
19560.00 0.00b38.50 114.50 324.00 424.00 717.00 579.50 371.00 110.00 0.00 0.00 2678.50
19570.00d0.00c4.00 67.50a287.50 473.00 659.50 562.00a390.00 65.00 0.00a0.00a2508.50
19580.00a9.50 6.00 40.50 433.00 483.00 696.50 740.50 328.00 140.50 7.00 0.00 2884.50
19590.00 0.00 1.50a89.00 134.50 548.00 716.00 574.50 277.00 72.50a0.00 0.00a2413.00
19600.00 -----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00k
Period of Record Statistics
MEAN0.90 0.96 9.15 96.93 280.89 441.43 701.92 642.68 366.43 108.93 2.91 0.39 2644.61
S.D.2.24 2.55 12.14 42.28 96.29 74.09 40.67 64.48 50.46 48.68 3.50 1.33 179.48
SKEW2.50 2.96 1.46 0.09 0.08 -0.34 -0.90 -0.46 -0.00 0.13 0.75 3.27 0.09
MAX8.00 9.50 38.50 168.00 433.00 549.00 758.00 740.50 448.50 195.00 9.32 5.00 2886.82
MIN0.00 0.00 0.00 21.50 134.50 297.50 603.50 517.00 277.00 35.00 0.00 0.00 2410.00
YRS15.00 14.00 13.00 14.00 14.00 14.00 14.00 14.00 14.00 14.00 13.00 14.00 12.00