ROCK SPRINGS, WY

Average of Average Temperature (Degrees Fahrenheit)

(487840)

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
1898-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z26.16h14.95c14.95k
189920.67j-----z29.19 43.10a48.18 54.27 62.95a58.45 56.55a37.21 28.64a14.50k46.50c
1900-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1901-----z-----z-----z-----z-----z-----z-----z-----z57.83g46.48 35.75 26.85 36.36i
190225.65e32.88 -----z-----z53.74d65.12b67.08k65.55 55.92 47.87 35.53 -----z47.78d
1903-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1904-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1905-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1906-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1907-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1908-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1909-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1910-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1911-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1912-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1913-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1914-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1915-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1916-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1917-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1918-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1919-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1920-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1921-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1922-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1923-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1924-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
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-----z-----z-----z-----z-----z-----z-----z-----z-----z
1929-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1930-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1931-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1932-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
193321.06f14.85b32.34b37.50a46.55b64.50a70.20a64.80d57.40 48.76 36.03 31.69 45.87a
193424.66 31.41 39.73 46.78 57.35 59.81c68.73 67.48 54.10 47.32a33.22 21.81 46.03
193525.02b27.54 30.90a39.93 46.60a61.59b69.24 66.96c58.26c43.26d28.80b22.42 43.38
193619.42e24.67c30.91b41.90 55.87d64.43a70.80a67.85 55.52b43.40a30.62a23.88a44.11
19376.33a18.96 29.39 38.27 53.37 58.45 68.24 66.77 58.63 46.40 32.32b23.23 41.70
193822.16 23.54 29.71 41.85 49.48b62.22 64.94 64.50 58.84b46.11 25.47 25.85 42.89
193921.68 15.30 33.53 44.88 53.68 57.42 67.68 64.68 56.85 45.69 33.45 29.53 43.70
194017.47 23.60 36.66 43.05 54.55 63.90 69.13 67.29 57.70 46.18 25.68 24.71 44.16
194115.06 26.55 31.76 39.68 53.76 58.70 66.81 64.97 51.72 -----z33.40 22.19 42.24a
1942-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1943-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1944-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1945-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1946-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1947-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1948-----z-----z-----z-----z-----z-----z-----z67.58 60.65 45.53b27.65 18.61 44.01g
19496.33d19.73 34.90 47.97a53.84b60.50 68.66 67.45 58.65 41.10 41.73 23.52 43.70
195019.56 24.77 32.52b42.45b47.65 59.12 66.31 65.32 56.30 50.31 36.75b31.81 44.40
195123.24f30.46 30.76 42.17 52.35 56.20 68.47 65.52 57.20 43.53a28.63 21.24 45.14a
195219.02 21.29 26.18 44.52 53.02 62.28 68.61 67.69 60.62 49.71 25.50 22.50 43.41
195332.79 28.37b35.73 39.02 46.87 62.45 71.85 67.45 60.05 46.53 36.82 26.50 46.20
195427.90 33.89 30.32 47.28 54.77 61.08 71.66 66.93a59.45 47.16 38.90 18.92 46.52
195519.11 21.93 28.69 40.73 53.32 60.05a69.56 69.60a57.37 47.16 30.00 28.73a43.86
195625.71 18.86 34.32a43.17c54.77a65.03a69.31 64.77 59.23b46.88a31.22 27.83a45.09
195715.97 33.23b36.05 41.48b50.44 60.71a68.47a67.25a55.41a46.42 27.48b26.27a44.10
195816.98 30.50 30.56 39.62b57.16 63.91a66.87 69.95b59.25 47.00a35.90a32.55 45.86
195923.83a25.39 33.77a43.83 49.33a64.82 69.40 66.19b55.05 46.16b35.43a26.95a45.01
196019.00a18.52 34.37a46.07 52.97 64.23 71.56 66.47a59.05 45.71 31.28 19.42 44.05
196123.39 29.32 34.31 41.85 53.00 66.10 69.52 68.11 50.72 42.65 27.39b20.98a43.94
196216.66 29.48a26.10 46.45 52.77 60.38a66.80a65.88a58.25 47.87a35.98 27.45 44.51
196318.66 32.78a33.34 40.07 55.40a61.07 69.79 67.10 60.43 51.13 35.02 25.62c45.87
196420.88b20.46a25.75a40.38 52.00a58.65 71.73 64.87a56.70 47.08 30.42 23.79e42.73
196524.84 27.62 26.02 43.72 49.55 58.60 68.06 64.79 49.60a49.37 37.31a24.00 43.62
196620.23 22.02a34.33b41.57a54.58a60.30 71.50 65.66 58.69a43.33b36.62b24.50 44.44
196728.05 28.96 35.53 40.20 49.10 57.93 69.24 67.82 58.78 47.84 32.57 17.27 44.44
196820.79 27.86 35.73 38.24a48.85 61.16a68.60 62.05a54.87 46.95 30.62a21.31 43.09
196927.93a21.09a25.63 44.54b57.50 57.08 69.11 70.39 60.33 38.10 33.48a25.69 44.24
197026.23a31.27 31.17a37.75 53.00 60.81a69.32 70.21 52.90 39.89 33.57 21.13 43.94
197127.81b27.29 31.53 41.60 50.29 61.18 67.02 69.56 52.68 41.81 25.62 17.03 42.79
197219.87 25.98 39.44 43.03 52.60 63.05 66.44 65.69 54.45 44.24 28.13 16.21 43.26
197310.61 15.84 29.48a36.83 51.31 60.80 65.94 67.18 53.57 46.97a30.15 26.63 41.28
197417.93a24.30 36.85 41.79a52.65 64.68 69.37 64.32 54.50 46.39 33.07 22.83a44.06
197521.92 26.30 32.70a36.23 47.77a56.58 70.10 64.79 54.98 44.69b30.32 27.10 42.79
197624.16 26.66a30.95a42.17 53.74b58.05 69.79e64.58 57.97 44.48b35.27 27.85 44.64
197724.50 31.64 30.40 46.43a51.34 67.92 68.52 64.95 56.98 46.90a33.27 29.23a46.01
197825.45a28.25 37.90 43.16a49.08 61.18 69.66f65.05c55.62a48.14c27.87 15.42 41.56a
19799.23 24.62 34.05 42.53 46.03p-----z-----z-----z-----z-----z-----z-----z27.61h
Period of Record Statistics
MEAN20.84 25.56 32.28 42.04 52.05 61.13 68.73 66.30 56.71 45.71 32.16 23.95 44.11
S.D.5.90 5.12 3.63 2.91 2.98 3.00 1.92 2.20 2.73 2.98 3.98 4.42 1.22
SKEW-0.70 -0.36 -0.04 0.06 -0.19 0.02 -0.66 -0.77 -0.65 -0.95 0.08 -0.17 0.02
MAX32.79 33.89 39.73 47.97 57.50 67.92 71.85 70.39 60.65 51.13 41.73 32.55 46.52
MIN6.33 14.85 25.63 36.23 46.55 54.27 62.95 58.45 49.60 37.21 25.47 14.95 41.28
YRS39 41 41 41 41 41 39 42 42 42 43 42 35