DIABLO DAM, WA

Minimum of Minimum Temperature (Degrees Fahrenheit)

(452157)

File last updated on April 25, 2024
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
1914-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z22.00w-----z
191515.00 26.00 28.00 31.00 38.00q39.00n47.00o46.00g39.00o31.00e26.00 10.00 -----z
19162.00a14.00 24.00 30.00 32.00 37.00 43.00 44.00 36.00 28.00 18.00 5.00 2.00a
191720.00 16.00 26.00a27.00 33.00 39.00 39.00 43.00 39.00 30.00 29.00 15.00 15.00a
191810.00 12.00 15.00 27.00 32.00 35.00 41.00 42.00 41.00 33.00 22.00 20.00 10.00
191917.00 9.00 16.00 28.00 31.00 33.00 41.00 44.00 32.00 22.00 19.00 5.00b5.00b
192015.00j25.00t25.00m27.00f31.00 37.00 42.00 42.00 40.00 28.00 27.00 24.00 -----z
192115.00 12.00 23.00 26.00 31.00 40.00 38.00 39.00 35.00 28.00 15.00 5.00 5.00
19224.00 3.00a21.00 28.00 31.00 34.00 45.00 43.00 37.00 31.00 25.00a4.00d3.00f
19231.00 7.00a16.00a29.00 32.00 39.00 47.00 45.00 39.00a27.00 28.00 -0.00 -0.00c
1924-0.00 28.00a26.00 27.00 35.00a40.00 42.00 44.00 39.00 32.00 18.00b5.00b-0.00f
1925-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1926-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1927-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1928-----z-----z-----z-----z-----z43.00p46.00a42.00 36.00 31.00 29.00 18.00 -----z
1929-1.00a8.00 28.00 28.00 35.00 40.00 43.00 43.00 37.00 31.00 24.00a13.00 -1.00b
19303.00 23.00 27.00 31.00 35.00a35.00 38.00a40.00 40.00 30.00 26.00 21.00 3.00b
193128.00 27.00b27.00 28.00 36.00 43.00a42.00 42.00 38.00 35.00 19.00a19.00a19.00e
19322.00 4.00 22.00 33.00a33.00 35.00 38.00 42.00 -----z-----z-----z-----z-----z
1933-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
193423.00 31.00 32.00 -----z37.00 42.00a44.00 49.00a41.00 35.00a32.00 18.00 -----z
19358.00e25.00 23.00 24.00 35.00 42.00 43.00a46.00 40.00 21.00 18.00 29.00 8.00f
193616.00 3.00d20.00 24.00 38.00 37.00 46.00 37.00 40.00 36.00 24.00a21.00a3.00f
19373.00a12.00 23.00 28.00 36.00 39.00 41.00 38.00 39.00 38.00 24.00 17.00 3.00a
193814.00a19.00 28.00 29.00 37.00 41.00 46.00 43.00 48.00 34.00b22.00 23.00c14.00f
193928.00 9.00 18.00 31.00 38.00 38.00 45.00 46.00a44.00 32.00 33.00 23.00 9.00a
194023.00 29.00 31.00 34.00 39.00 44.00 49.00 49.00 46.00 36.00a18.00a23.00 18.00b
194124.00 29.00 31.00 35.00 33.00 43.00 52.00 50.00 36.00 34.00 28.00 14.00 14.00
194211.00 26.00 23.00 35.00 37.00 38.00 44.00a49.00 40.00 35.00 28.00 21.00 11.00a
19434.00h22.00b20.00 32.00 37.00 36.00 44.00 39.00 42.00a33.00a33.00e23.00a4.00r
194421.00 23.00 22.00a32.00 35.00 42.00a45.00 47.00 40.00a39.00 29.00 15.00 15.00c
194522.00 23.00 21.00 28.00 37.00 39.00 45.00 43.00 39.00 32.00 15.00b18.00 15.00b
194618.00 19.00 28.00 29.00 34.00 41.00 43.00 43.00 39.00 27.00a15.00 14.00 14.00a
19474.00 10.00 26.00a33.00 38.00a41.00 42.00 41.00b37.00 -----z28.00a26.00a-----z
194821.00 11.00 22.00 28.00 34.00 43.00 41.00 49.00 35.00 30.00 25.00 15.00 11.00
19493.00 5.00 25.00 30.00 31.00 39.00 38.00 42.00 37.00 26.00a31.00a10.00 3.00b
1950-2.00j-0.00 23.00 28.00 29.00 41.00 48.00 47.00c35.00 30.00 26.00 26.00 -2.00m
19515.00 19.00a14.00 26.00 34.00a40.00 44.00 45.00 44.00 27.00 25.00 8.00 5.00b
19522.00 19.00 27.00 26.00 30.00 35.00 41.00 44.00 41.00 36.00 24.00 23.00 2.00
195321.00 28.00 25.00 30.00 35.00 35.00 45.00 38.00a39.00 34.00 32.00 30.00 21.00a
19545.00 21.00a16.00 26.00 28.00 37.00 42.00 44.00 35.00 32.00 31.00 25.00 5.00a
195523.00 9.00 9.00b29.00a33.00 41.00 41.00 46.00 39.00 35.00 5.00 10.00 5.00c
195610.00 9.00c13.00 30.00 34.00 40.00 46.00 47.00 42.00 28.00 24.00 8.00 8.00c
1957-0.00a6.00 28.00a32.00 42.00 44.00 42.00 41.00 38.00a33.00 29.00 26.00 -0.00c
195826.00 31.00 28.00 32.00 35.00 46.00a50.00 47.00 41.00a33.00 19.00 22.00 19.00b
19593.00 24.00 29.00 30.00 35.00 45.00 46.00 44.00 42.00 35.00a10.00 29.00 3.00a
196016.00 19.00 19.00 31.00b36.00 41.00 46.00 47.00 42.00 35.00 26.00a26.00 16.00c
196123.00 28.00 22.00 29.00 39.00 41.00a46.00 50.00 39.00 32.00 19.00 17.00 17.00a
19623.00 15.00 24.00a31.00c32.00 40.00 43.00 47.00 40.00 37.00 27.00 22.00 3.00d
19636.00 18.00 28.00 32.00 33.00 44.00 47.00 51.00 43.00 33.00 23.00 25.00 6.00
196428.00 26.00a28.00 29.00 31.00 41.00 46.00 45.00 42.00 31.00 27.00 4.00b4.00c
196521.00 25.00 19.00 30.00 33.00 41.00 -----z42.00 37.00 37.00 29.00a19.00a-----z
196615.00 -----z21.00 31.00 36.00 41.00 47.00 43.00 42.00 32.00b27.00 27.00 -----z
196725.00 25.00a26.00 30.00 37.00 45.00 46.00 46.00 44.00 35.00 26.00 15.00 15.00a
196812.00 23.00 29.00 30.00a36.00 41.00 47.00 46.00a41.00 34.00a31.00 12.00d12.00g
1969-0.00a15.00 25.00 30.00 35.00 45.00a44.00a45.00 40.00 31.00 31.00 29.00 -0.00c
197020.00 30.00 27.00 30.00 34.00 45.00 44.00a46.00a35.00 30.00 13.00 15.00a13.00c
19717.00 20.00 17.00 30.00 35.00 40.00 41.00 48.00 33.00 25.00 28.00 10.00 7.00
19723.00a14.00 29.00 29.00 32.00 41.00 43.00a46.00 31.00 28.00 28.00 8.00 3.00b
19737.00 23.00 32.00 30.00 35.00 40.00 44.00 41.00 43.00 36.00 27.00 27.00 7.00
197414.00 29.00 20.00 34.00 34.00 39.00 44.00 47.00 38.00 33.00 30.00 23.00 14.00
197512.00a10.00 23.00 27.00 34.00 41.00 45.00 42.00 40.00a32.00 18.00 21.00 10.00b
197622.00 22.00 14.00a28.00 34.00 36.00 44.00 47.00 42.00 32.00 27.00 28.00 14.00a
197718.00 29.00 30.00 30.00 36.00 36.00 41.00b47.00a40.00 34.00 14.00a15.00 14.00d
197814.00 24.00 27.00 32.00a34.00 43.00 50.00 48.00 42.00 32.00 20.00 1.00 1.00a
19792.00 13.00 25.00 31.00 37.00 39.00 42.00 40.00 42.00 33.00 26.00 28.00 2.00
19804.00 22.00 25.00 31.00a39.00 44.00 46.00 44.00 44.00 33.00 29.00 10.00 4.00a
198130.00 11.00 29.00 30.00 32.00 42.00 46.00 48.00 39.00 33.00 27.00 21.00 11.00
19824.00 15.00 27.00 25.00 32.00 41.00b46.00a46.00a40.00 32.00 21.00 24.00 4.00d
198326.00a26.00 30.00 30.00 41.00 45.00 47.00 46.00 34.00a34.00a25.00 3.00 3.00c
198417.00 28.00a30.00 30.00 35.00 40.00 39.00b44.00a36.00 18.00 19.00 -----z-----z
1985-----z10.00 -----z31.00 32.00 40.00a46.00 45.00 36.00 30.00 6.00c21.00b-----z
198627.00 13.00 29.00 29.00 34.00 43.00 43.00 47.00 40.00 37.00 24.00 26.00 13.00
198720.00 27.00 30.00 32.00 39.00a38.00 -----z46.00 42.00 35.00 28.00 21.00a-----z
198816.00 12.00 29.00 31.00 37.00 40.00 44.00 47.00a41.00a32.00 31.00a19.00 12.00c
198921.00 1.00 11.00 32.00 35.00 42.00 44.00 49.00 41.00 31.00 30.00 26.00 1.00
199022.00 8.00 28.00 33.00 35.00 43.00 48.00 46.00 44.00 35.00 31.00 -2.00c-2.00c
199113.00 30.00 25.00 31.00 38.00a40.00 49.00 46.00 41.00 25.00 28.00 28.00 13.00a
199224.00 29.00 30.00 30.00 35.00a44.00 49.00 43.00 37.00 31.00 27.00 11.00a11.00b
19937.00 15.00 27.00 31.00 39.00c44.00 48.00 46.00 41.00a38.00 13.00 26.00 7.00d
199428.00 16.00a28.00 37.00 35.00a42.00 47.00a49.00 45.00a32.00a24.00 14.00a14.00f
199519.00 18.00 24.00 29.00 38.00a44.00 46.00 45.00 44.00a27.00 27.00a14.00 14.00c
1996-0.00 10.00b20.00 29.00a31.00 41.00a45.00a47.00 38.00 30.00 19.00 8.00 -0.00e
19979.00 22.00 -----z29.00 33.00 42.00 48.00 50.00 -----z35.00 28.00 27.00 -----z
19988.00 27.00 28.00 30.00 39.00 48.00 52.00 50.00 45.00 33.00b31.00 11.00 8.00b
199922.00 25.00 27.00 29.00 31.00 40.00 45.00 45.00a37.00 33.00 30.00 30.00b22.00c
200022.00 24.00a27.00b30.00 33.00 44.00 46.00 44.00 37.00 35.00 25.00b18.00 18.00e
200126.00 20.00 28.00 29.00 35.00a42.00 47.00 48.00 42.00 32.00 31.00 26.00 20.00a
200219.00 19.00a19.00a29.00 32.00 40.00 43.00 45.00 41.00 26.00 26.00 25.00 19.00b
200327.00 24.00 24.00a32.00 33.00 43.00a46.00 45.00a43.00 31.00 22.00 16.00 16.00c
20042.00 29.00 30.00 32.00 38.00 43.00 49.00 51.00 44.00 32.00a29.00a29.00 2.00b
200514.00 25.00 29.00 32.00 43.00 45.00a49.00 48.00 37.00 35.00 26.00 23.00 14.00a
200632.00 18.00 26.00 31.00 29.00 46.00 48.00 47.00 41.00 25.00 6.00 22.00a6.00a
200712.00 24.00 22.00 26.00 37.00a43.00 48.00 47.00 43.00 31.00 28.00a24.00 12.00b
200817.00 24.00 28.00 28.00 33.00 41.00 45.00 46.00 39.00 31.00 28.00 2.00 2.00
200913.00 21.00 11.00 29.00 37.00 40.00 47.00b47.00 41.00 27.00 31.00 13.00 11.00b
201028.00 27.00 29.00 29.00 35.00 44.00 46.00 45.00 43.00 33.00 7.00 16.00 7.00
201117.00 9.00 27.00 29.00 35.00 42.00 43.00 45.00 40.00 32.00 22.00a23.00 9.00a
201210.00 18.00 26.00 32.00 33.00 40.00 45.00 48.00 41.00 33.00 27.00 23.00 10.00
201318.00 26.00 27.00 32.00 33.00 43.00 48.00 50.00 44.00 31.00 23.00 12.00 12.00
201423.00 12.00 26.00 31.00 39.00 42.00 49.00 52.00 41.00 40.00 14.00 14.00 12.00
201525.00 28.00 25.00 31.00 38.00 44.00 51.00 50.00d41.00 39.00 25.00 20.00 20.00d
201620.00 28.00 31.00 37.00 42.00 40.00 51.00 49.00 44.00 33.00 32.00 6.00 6.00
20176.00 18.00 27.00 32.00 37.00 41.00 48.00 48.00 44.00 33.00 25.00 18.00 6.00
201824.00 13.00 28.00 32.00 40.00 40.00 49.00 48.00 43.00 34.00 30.00 23.00 13.00
201927.00 11.00 17.00 33.00 36.00 44.00 48.00 51.00 40.00 28.00 22.00 24.00 11.00
202011.00 27.00 24.00 30.00 38.00 43.00 45.00 44.00 44.00 28.00 26.00 27.00 11.00
202125.00 17.00 27.00 27.00 40.00 41.00 52.00 46.00 40.00 31.00a31.00 7.00b7.00c
20228.00 15.00 25.00 29.00 36.00 44.00 49.00 49.00 45.00 36.00 20.00a2.00c2.00d
202319.00 15.00 26.00 29.00 41.00 44.00 50.00 51.00 43.00 28.00a26.00 26.00 15.00a
2024-1.00b26.00 25.00 33.00e-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN14.64 18.85 24.51 30.01 35.09 40.95 45.18 45.54 40.10 31.83 24.33 17.77 9.01
S.D.9.11 7.92 5.00 2.39 3.02 2.92 3.23 3.17 3.17 3.79 6.26 8.16 5.95
SKEW-0.12 -0.40 -1.05 0.15 0.23 -0.46 -0.14 -0.38 -0.38 -0.77 -1.18 -0.52 0.17
MAX32.00 31.00 32.00 37.00 43.00 48.00 52.00 52.00 48.00 40.00 33.00 30.00 22.00
MIN-1.00 -0.00 9.00 24.00 28.00 33.00 38.00 37.00 31.00 18.00 5.00 -2.00 -2.00
YRS101 103 102 103 103 103 102 104 102 103 104 103 81