TUCSON WFO, AZ

Minimum of Minimum Temperature (Degrees Fahrenheit)

(028815)

File last updated on December 13, 2019
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
1894-----z-----z-----z-----z-----z-----z-----z-----z44.00 39.00a35.00 30.00 -----z
189527.00 29.00 30.00 31.00d47.00 45.00 63.00a61.00 50.00 38.00 27.00 14.00 14.00e
1896-----z26.00f27.00 31.00 40.00 59.00a67.00 69.00 52.00 42.00 30.00 27.00a-----z
189726.00 25.00 22.00 30.00 52.00 50.00 65.00b66.00c62.00d29.00 28.00 16.00 16.00i
189817.00 32.00 25.00a34.00 45.00 58.00h66.00 66.00 54.00 38.00 21.00 22.00 17.00i
189920.00 17.00 26.00 36.00 32.00 48.00 68.00 62.00 52.00 32.00 32.00 22.00 17.00
190027.00 25.00 31.00 35.00 45.00 57.00 61.00 57.00 50.00 29.00 32.00 25.00 25.00
190119.00 31.00 25.00 28.00 41.00 48.00 66.00 63.00 49.00 46.00 36.00 10.00 10.00
190225.00 24.00 28.00 38.00 39.00 50.00 59.00a65.00 53.00 43.00 30.00 26.00 24.00a
190327.00 24.00 24.00 37.00 42.00 57.00 61.00 65.00 50.00 35.00 35.00 21.00c21.00c
190415.00 24.00 30.00 33.00 41.00 55.00 55.00 65.00 44.00 35.00 32.00 28.00 15.00
190526.00 28.00a36.00 36.00 39.00 52.00 62.00 66.00 45.00 40.00 31.00 11.00 11.00a
190622.00 31.00 24.00 31.00 37.00 46.00 61.00 61.00 52.00 29.00 27.00 29.00 22.00
190726.00 27.00 24.00 35.00 42.00 50.00 65.00 63.00 45.00 42.00 30.00 20.00 20.00
190826.00 22.00 28.00 36.00 41.00 43.00 64.00 63.00 48.00 29.00 25.00 23.00 22.00
190929.00 23.00 25.00 30.00 41.00 53.00 64.00 62.00 52.00 36.00 26.00 17.00 17.00
191015.00 19.00 33.00 35.00 42.00 52.00 61.00 63.00 54.00 38.00 34.00 23.00 15.00
191116.00 27.00 35.00 38.00 43.00 51.00 49.00 63.00 62.00 41.00 24.00a19.00 16.00a
191221.00 25.00 32.00 33.00 38.00 53.00 54.00a64.00 51.00 31.00 31.00 18.00 18.00a
19136.00 28.00 26.00 36.00 38.00 49.00 58.00 63.00 43.00 40.00 35.00 28.00 6.00
191426.00 26.00 33.00 39.00 41.00 52.00 64.00 63.00 57.00 40.00 35.00 22.00a22.00a
191522.00 28.00 30.00 36.00 37.00 50.00h67.00 67.00b44.00 -----z-----z-----z-----z
191623.00 22.00a30.00 34.00 44.00 44.00 63.00 63.00 52.00a38.00 24.00 15.00 15.00b
191728.00 27.00 23.00 28.00 39.00 48.00 65.00a55.00 50.00 36.00 30.00 22.00 22.00a
191818.00 24.00 34.00 34.00 43.00 49.00 66.00 61.00 55.00a36.00 27.00 27.00 18.00a
191920.00 26.00 29.00 38.00 49.00 50.00 64.00 65.00 54.00 35.00 26.00 28.00 20.00
192030.00 30.00 30.00 33.00 41.00 53.00 61.00 60.00 49.00a33.00d29.00 19.00 19.00e
192122.00 23.00 35.00 32.00 40.00 49.00 64.00 64.00 53.00 35.00 19.00 27.00 19.00
192217.00 23.00 24.00 28.00 37.00 53.00 67.00 65.00 58.00 32.00 25.00 27.00 17.00
192319.00 25.00 28.00 37.00 43.00 50.00 66.00 63.00 44.00 34.00 28.00 27.00 19.00
192424.00 25.00 28.00a30.00 47.00 55.00 64.00 60.00 52.00 35.00 27.00 25.00 24.00a
192518.00 33.00 29.00 32.00 47.00 46.00a62.00d61.00 52.00 42.00 29.00 24.00 18.00e
192624.00 29.00 32.00 41.00 44.00 58.00 58.00a63.00 59.00 44.00 32.00 24.00 24.00a
192728.00 34.00 31.00 38.00 43.00 49.00 67.00 65.00 51.00 41.00 35.00 24.00 24.00
192822.00 26.00 32.00 34.00 50.00 51.00c62.00a63.00 54.00 38.00 25.00 23.00 22.00d
192922.00 26.00 29.00 33.00 43.00 52.00 69.00 67.00 59.00 32.00 28.00 23.00 22.00
193026.00 31.00 30.00 40.00 39.00 52.00a68.00 67.00 50.00 40.00 27.00 20.00a20.00b
193123.00 32.00 29.00 44.00 46.00 55.00 66.00 66.00 49.00 41.00 27.00 23.00 23.00
193219.00 25.00 30.00 36.00b42.00 48.00 66.00 64.00 57.00 36.00 32.00 22.00 19.00b
193326.00a18.00 28.00 33.00 38.00a51.00 67.00 63.00 56.00 48.00 29.00 23.00 18.00b
193421.00 28.00 37.00 31.00 46.00 50.00 65.00 68.00 45.00a39.00b23.00 22.00b21.00e
193521.00 29.00 29.00a34.00 43.00 50.00 59.00 64.00 56.00 33.00 27.00 25.00 21.00a
193622.00 27.00 29.00 31.00 44.00 48.00 62.00 64.00 44.00 42.00d31.00a27.00 22.00e
193715.00 26.00a31.00 35.00 41.00 53.00 66.00 64.00 61.00 46.00 33.00c31.00 15.00d
193826.00 28.00 31.00a31.00 41.00 56.00 58.00 60.00 61.00 40.00 27.00 27.00 26.00a
193926.00a25.00 28.00 40.00 49.00a55.00 69.00 65.00 49.00a42.00 35.00 24.00 24.00c
194022.00 28.00 30.00 40.00 49.00h58.00 62.00 59.00 59.00 37.00e26.00 33.00 22.00m
194128.00 36.00 36.00 32.00 43.00 52.00 61.00 64.00 45.00 35.00 26.00 26.00 26.00
194226.00 27.00 28.00 31.00 40.00 52.00 68.00 61.00 56.00 35.00 26.00 25.00 25.00
194323.00 25.00 33.00 37.00 42.00b51.00 63.00 65.00 56.00 36.00 28.00 26.00f23.00h
194422.00 27.00 29.00 36.00 45.00 51.00a61.00 66.00 54.00 44.00 29.00 28.00 22.00a
194527.00g28.00 31.00 29.00 47.00 51.00 66.00 67.00 44.00 34.00 26.00 19.00 19.00g
194622.00 20.00 34.00 36.00 48.00 57.00 63.00 65.00 56.00 39.00 24.00 25.00 20.00
194722.00 27.00 32.00 38.00 47.00 53.00 66.00 67.00 60.00 40.00 26.00f24.00 22.00f
194820.00a20.00a25.00 36.00 48.00 57.00 70.00 65.00 58.00 43.00 29.00 23.00 20.00b
194916.00 23.00 33.00 39.00 47.00 54.00 68.00 63.00 65.00 34.00 35.00 22.00 16.00
195018.00 29.00 35.00 40.00 37.00 51.00 65.00 65.00 50.00 46.00 34.00 31.00 18.00
195128.00 27.00 25.00 38.00 42.00 52.00 67.00 63.00 58.00 42.00 34.00 26.00 25.00
195223.00 26.00 30.00 44.00 51.00 59.00 68.00 67.00 53.00 45.00 28.00 26.00 23.00
195328.00 22.00 31.00 35.00 41.00 52.00 68.00 66.00 50.00 38.00 24.00 24.00 22.00
195426.00 30.00 28.00 42.00 44.00a53.00 67.00 59.00 57.00 38.00 32.00 18.00 18.00a
195523.00 19.00 25.00 34.00 41.00 49.00 63.00 66.00 54.00 43.00 30.00 32.00 19.00
195631.00 24.00a29.00 36.00 47.00 63.00 63.00 63.00 61.00 37.00 28.00 25.00 24.00a
195731.00 32.00 35.00 39.00 47.00 60.00 69.00 67.00 56.00 44.00 30.00 28.00 28.00
195826.00 30.00 34.00 37.00 52.00 61.00 67.00 70.00 55.00 46.00 27.00 30.00 26.00
195928.00 29.00 30.00 47.00 44.00 57.00 67.00 65.00 52.00a40.00 34.00 28.00 28.00a
196025.00 26.00 36.00 39.00 48.00 62.00 67.00 66.00 55.00d42.00 29.00 21.00 21.00d
196132.00 33.00 35.00 43.00 48.00 52.00 65.00 65.00 51.00 40.00 32.00 29.00 29.00
196220.00 26.00 27.00 41.00a44.00 52.00 63.00 59.00 55.00 44.00 29.00a30.00 20.00b
196319.00 29.00 28.00 35.00 48.00 52.00 62.00a63.00 60.00a49.00c35.00 25.00 19.00e
196416.00 20.00 26.00c37.00 38.00 54.00a67.00a63.00a54.00 45.00 27.00 23.00a16.00g
196524.00a21.00a22.00a36.00b36.00a51.00 65.00 63.00 42.00b39.00a-----z-----z-----z
196624.00 25.00 24.00 40.00 48.00 53.00 66.00 66.00 61.00 39.00 28.00 20.00 20.00
196720.00 29.00a29.00 32.00a35.00 51.00 65.00 64.00 57.00 37.00 34.00 30.00 20.00b
196833.00 35.00 38.00 38.00 38.00 53.00b70.00b62.00 50.00 42.00 30.00 22.00 22.00d
196928.00 28.00 32.00 45.00 44.00b59.00 71.00 72.00 61.00 41.00 35.00 28.00 28.00b
197025.00 29.00 36.00 39.00 46.00 59.00 66.00 70.00 52.00 35.00 39.00 32.00 25.00
197119.00 31.00 27.00 41.00 46.00 53.00 69.00 64.00 55.00 32.00 35.00 29.00 19.00
197226.00 27.00 35.00 39.00 50.00 62.00 68.00 65.00 58.00 42.00 35.00 29.00 26.00
197330.00 36.00 34.00 38.00 45.00 59.00 67.00 68.00a60.00 45.00 35.00 32.00 30.00a
197433.00 31.00 35.00 42.00 45.00 60.00 66.00 67.00 62.00 44.00 40.00h26.00b26.00j
197531.00 31.00 38.00e40.00d46.00 63.00 67.00 70.00 62.00 42.00 31.00 30.00 30.00i
197627.00 35.00 34.00 34.00 51.00 59.00 67.00 68.00 60.00 41.00 28.00 32.00 27.00
197730.00 32.00 33.00 38.00 48.00 64.00 73.00 72.00 65.00 52.00 41.00 38.00 30.00
197832.00 32.00 40.00 40.00 48.00 63.00 69.00 69.00 58.00 51.00 38.00 22.00 22.00
197925.00 34.00 37.00 40.00 47.00 59.00 71.00 65.00 62.00 43.00 31.00 34.00 25.00
198035.00 36.00 41.00 44.00 49.00 59.00 72.00 69.00 66.00 47.00 38.00 38.00 35.00
198140.00 35.00 43.00 45.00 56.00 65.00 70.00 71.00 65.00 43.00 40.00 32.00 32.00
198234.00 35.00 38.00a47.00a54.00 64.00 67.00 66.00 61.00a45.00 39.00 32.00 32.00c
198333.00 37.00 41.00 39.00 51.00 63.00 70.00 69.00 64.00 55.00 32.00 33.00 32.00
198432.00 34.00 38.00a44.00a54.00 67.00 66.00 67.00 64.00 48.00 30.00 33.00 30.00b
198534.00 28.00 38.00 46.00 55.00 58.00 67.00a69.00 60.00 52.00 33.00 33.00 28.00a
198640.00 34.00 40.00 45.00 51.00 68.00 68.00 69.00a57.00 48.00 42.00a35.00a34.00c
198726.00 38.00 39.00 48.00 57.00 67.00 70.00 69.00a64.00b60.00 38.00 27.00 26.00c
198832.00 38.00a36.00 44.00 46.00 59.00 71.00 71.00a58.00 57.00 35.00 26.00a26.00c
198928.00a33.00 36.00 48.00 53.00a64.00 70.00a67.00 59.00 42.00a37.00 30.00a28.00e
199030.00 27.00 33.00 48.00 52.00 63.00 66.00 66.00 60.00 46.00 34.00 25.00 25.00
199132.00 38.00a35.00 43.00 51.00 59.00 72.00 70.00a67.00 41.00 39.00 32.00 32.00b
199231.00a42.00a43.00 46.00 55.00 65.00 68.00 65.00 69.00 53.00a32.00 33.00a31.00d
199335.00 40.00a44.00 49.00 58.00 59.00 73.00 72.00a63.00 52.00 42.00b34.00a34.00e
199434.00 33.00 46.00 49.00a58.00a70.00 76.00 70.00 70.00a51.00 35.00b38.00a33.00f
199538.00a44.00a40.00 43.00a48.00a62.00 70.00 67.00 62.00 49.00 40.00 33.00 33.00d
199632.00 37.00 37.00a48.00 58.00 64.00a72.00 71.00a62.00 39.00a34.00 30.00 30.00d
199730.00a32.00 37.00 -----z62.00 66.00 74.00 73.00 -----z45.00a-----z-----z-----z
199830.00 32.00c34.00b41.00c50.00 60.00 69.00d68.00c60.00 46.00 37.00 28.00 28.00o
199930.00 29.00a37.00b33.00c49.00a55.00 67.00 68.00a65.00 51.00 33.00c30.00c29.00n
200030.00c37.00 37.00 43.00 56.00c67.00 72.00 66.00b62.00 48.00 33.00a34.00 30.00i
200131.00 32.00 38.00 40.00 53.00 64.00 70.00 69.00 66.00 52.00a33.00a31.00 31.00b
200229.00 31.00 31.00 45.00 52.00 63.00 70.00 67.00 62.00 49.00 41.00 31.00a29.00a
200335.00 33.00 36.00 44.00a49.00 67.00 68.00 68.00 67.00 52.00 35.00 26.00a26.00b
200430.00 32.00 37.00 46.00 54.00 63.00 65.00a69.00 56.00 47.00 32.00b31.00a30.00d
200534.00 42.00 42.00 48.00b55.00a66.00 70.00 67.00 61.00 51.00 32.00 30.00 30.00c
200631.00a38.00 35.00b47.00 59.00 68.00a66.00 72.00 62.00 45.00 30.00a29.00b29.00g
200722.00 29.00 35.00a45.00 53.00 62.00 67.00 69.00a62.00a50.00 42.00a27.00a22.00e
200830.00a32.00 35.00 47.00c-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN25.79 29.06 32.20 38.26 46.00 55.90 65.89 65.44 55.89 41.55 31.39 26.33 23.13
S.D.5.94 5.38 5.21 5.47 5.98 6.25 4.19 3.39 6.45 6.42 4.82 5.42 5.69
SKEW-0.18 0.28 0.21 0.19 0.30 0.28 -0.82 -0.17 -0.19 0.28 0.16 -0.39 -0.20
MAX40.00 44.00 46.00 49.00 62.00 70.00 76.00 73.00 70.00 60.00 42.00 38.00 35.00
MIN6.00 17.00 22.00 28.00 32.00 43.00 49.00 55.00 42.00 29.00 19.00 10.00 6.00
YRS112 113 114 113 112 111 113 113 113 113 109 110 86