CASTLE ROCK, CO

Average of Maximum Temperature (Degrees Fahrenheit)

(051401)

File last updated on April 19, 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
189346.55 42.50 49.07a59.93 70.17a84.50 87.65 83.97 81.00 65.42 50.87 48.00 64.13
189443.47a38.54 54.10 65.93a72.87a81.47 87.87 84.65 78.67 71.39 61.73 38.94 64.97
1895-----z-----z-----z-----z72.00 81.50 81.10 79.10 78.87 64.84 46.80 43.52 68.46d
189648.74 46.83 47.35 59.07a67.42 79.79a84.26 82.39 76.30 65.26 51.23 49.94 63.21
189735.93b39.75 51.10a55.27 79.12n84.30 90.23 83.42 82.27 71.17a59.38i47.70h65.94c
1898-----z-----z43.10k63.27 72.26 79.87 91.23 84.13 75.77 62.58 49.53 37.13 68.42c
189940.81 33.50 48.93c64.50 71.94 82.90 83.94 83.94 79.30 64.61 58.37 41.71 62.87
190044.61 45.25 56.39 52.90 71.71 81.30 83.97 84.61 74.63 68.55 55.77 48.00a63.97
190145.77 43.29 51.87 58.90 70.81 80.37 90.10 85.52 75.80 68.00 59.43 47.60a64.79
190246.00 51.18 50.94 64.76a74.61 83.43 86.35 86.58 79.60 66.00a55.80 47.74 66.08
190345.90 34.61 50.90 60.13 67.39 71.60 85.52 86.90a77.03 68.39 56.47 48.48 62.78
190443.45 53.69 57.29 61.90 66.87 74.97a83.23 85.35 80.35j-----z-----z-----z65.84d
1905-----z-----z-----z-----z-----z-----z-----z-----z80.16e61.77 55.48a45.32 60.68h
190648.27a52.36 40.56d63.07 72.61 79.17 82.74 88.16 75.77 60.68 48.79a46.31b63.21
190744.81e51.70a55.63a52.32b54.68 73.62d72.48 85.10 74.17 59.31e40.00 44.07a58.99
190845.87 46.62 57.52 63.67 66.32 77.37 81.06 77.81 78.37 59.84 49.47 42.35 62.19
190949.58 43.86 -----z53.80 64.48 75.50 82.29 80.74 70.69a-----z57.87 32.60a61.14b
191046.10 43.54 64.87a-----z66.35 84.45a89.00 84.06 82.33 -----z58.15q48.16 67.65c
191153.23a43.14 60.13 62.70 73.86b84.27 80.55 84.58 82.66a66.17b-----z40.87 66.56a
191246.10 41.66 42.29 57.70 68.97a75.17a81.65 83.15d68.50 65.58 58.82b45.55 61.26
191345.10a37.64 50.60a63.17 74.06 -----z85.26 86.97a68.74c61.16 56.80 36.58 60.55a
191446.42 42.89a50.81 55.73 67.65 80.41a80.61 82.26 79.77 66.03 60.90 38.10a62.63
191541.32 44.93 43.52 61.50 64.73a72.30 80.35 77.39 74.60 68.45 56.20 50.88f62.30a
191641.94 52.48 61.52 58.71b67.45 80.55a85.74 78.97 76.73 63.34b53.21a41.61 63.52
191743.10 48.69b46.48 56.72a58.55 77.73 83.67a80.19 77.23 65.32 59.41a51.88e62.42
191838.68 48.78a-----z-----z-----z81.43w-----z83.00r-----z-----z-----z-----z43.73j
1919-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1920-----z-----z-----z-----z-----z77.57 83.48 77.74 75.93 64.39 50.07a45.16 67.76e
192147.00 47.75 59.29 55.66a71.45 77.07 83.94 81.35 80.67 71.47a59.73 54.27a65.80
192242.58 46.52a51.58 56.23 69.13 84.17 85.32 85.90 80.03 66.58 50.47 51.55 64.17
192353.10 44.16c49.00 61.87 67.68 79.23 84.00 80.52 73.90 55.52 54.83 43.00 62.23
192442.06 48.97 41.06 58.13 63.35 81.48a89.90 88.32 82.03 68.87 58.69a38.07a63.41
192543.00a-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z43.00k
1926-----z-----z-----z59.38d64.33a69.00 69.87 79.58 77.17 70.13 56.13 46.87 65.83c
192752.16 50.93 51.32 61.73 74.65 77.00 83.94 78.97 73.43g70.03 60.20 41.10 63.82a
192850.58 46.45 55.23a60.07 69.71 74.67 84.74 83.77 79.27 64.71 51.77 44.97 63.83
192941.97 39.36 52.68 60.17 68.55 81.43 85.68 -----z-----z-----z-----z-----z61.40e
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
1933-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1934-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1935-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1936-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1937-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1938-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1939-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1940-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1941-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
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-----z-----z-----z-----z-----z-----z-----z
1949-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1950-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1951-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1952-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1953-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1954-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1955-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1956-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1957-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1958-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1959-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1960-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1961-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1962-----z-----z-----z71.88n74.67a77.50 85.68 87.65 78.43 71.77 58.30 51.77 73.22d
196337.97 51.11 52.16 65.55a76.10 83.10 90.48 80.68 80.10 73.58 58.10 44.94 66.16
196444.39 39.28 44.90 60.37 72.65 78.17 90.81 84.61 77.70 70.48 52.00 47.10 63.54
196549.77 45.39 43.19 63.17a69.19 75.70 84.83b80.26 69.77 70.58 58.90 49.65 63.37
196642.83a40.79 57.35 60.80 74.42 81.03a89.81 81.90 77.21a64.26 56.87 46.13 64.45
196748.32 49.96 60.29 64.10a66.32 75.30 83.70a80.55 77.40 69.43a55.34a40.10a64.24
196847.58 47.21 54.87 56.83 68.17a84.27 84.77 81.74 77.03a69.60a48.93 44.94 63.83
196949.52 48.79 44.29 65.37 72.26 73.43 86.81 87.45 78.57 53.45 51.39b45.19 63.04
197043.68 53.18 46.13 56.40 74.71 78.97 85.43a87.39 75.83 59.84 51.03a49.14b63.48
197154.82t44.64 52.28b59.21a64.26 84.67 83.23a85.10 73.34a66.55 53.43 48.03 64.98a
197247.93a49.90 59.45 63.28a69.10 79.63 84.65 82.19 74.38a66.32 45.39b43.90 63.84
197342.26 44.43 48.45 56.33 65.32 79.83 83.70a85.00 72.27 67.61 55.83 46.32 62.28
197440.55 46.21 56.94 58.77 74.74 79.53 86.16 82.61 72.03 67.87 51.63 43.19 63.35
197544.39 42.18 49.52 56.33 65.65 76.17 85.71 85.74 76.60 70.48 50.86a51.61 62.94
197645.32 53.24 51.83a61.36b69.19 80.20 87.55 84.48 -----z62.42 52.50 48.26 63.31a
197742.71 49.86 50.35 59.48a73.69b84.68b88.19 82.86c81.76a70.94 54.24a53.00k67.16a
197841.87a45.16c57.77i65.18m68.87a80.90a90.13h84.77e81.83a69.72b53.52a41.87a63.17c
197935.71 50.50 51.29 60.55a66.87 79.31a87.73a83.25c82.37 71.16 48.22c48.40a63.78
198044.44d48.32j49.76f59.68e68.08e87.48e89.77i87.17b80.66a60.69r56.69a54.14q69.17e
198152.67d52.44a51.84 70.93a66.85e84.52a87.53a83.90b82.00a65.90 60.71b51.30a67.55
198247.54c48.59a56.23a64.31a69.57c76.54b87.90 85.39c77.20e65.80f53.12f48.15d66.14b
198348.05i46.73b48.07b56.20j65.77a76.76a88.20a86.34b83.29b70.73a53.83g32.00j70.74d
198442.11c48.55g48.04e54.76e74.75c78.87 87.57c83.73a76.58d55.39h58.12e48.41i67.17c
198540.17g-----z-----z-----z-----z-----z-----z-----z-----z64.06n45.10a43.67a44.39j
198655.10b48.61 59.48d62.79a66.63a79.86b84.29 83.07d74.07b61.48b55.48e43.68 64.55
198743.44d44.90h48.93b63.13 67.52 78.53 84.23 79.07a74.00b66.29 52.33 40.35 63.44a
198838.32 44.97 48.55 60.53 69.93b79.44c83.28b83.97a73.63 68.39 54.60 45.58 62.60
198948.84 36.18 59.10a61.57 69.94 75.30 85.39 83.00m71.67c62.70a54.81d41.55 60.64a
199047.77 43.42b48.76b59.03 68.64f84.61g79.74 80.54e76.83a64.70a55.74c40.50c59.70b
199143.73a52.00 53.87 57.24a70.90a80.50f81.79c-----z-----z-----z-----z-----z59.92f
1992-----z-----z52.90b64.83a70.26 73.79a80.00 79.81 77.36b70.48 44.40 42.13 65.60b
199341.74 39.82 53.10 56.80 67.55 77.33 84.20a79.61 72.90a60.39 45.90a47.03 60.53
199445.30a46.68 55.74 58.50 71.52 84.37 85.55 86.13 79.30 66.06 51.53 52.42 65.26
199546.16 54.71 51.60a52.97a59.94 74.41a82.87 88.17a74.03 64.42 61.27 47.53a63.17
199644.47a50.21a49.90 60.90 72.48 81.73 84.76b84.52 72.33 66.47a53.66a49.03a64.21
199743.30a44.57 57.42 52.03 69.14b78.73 85.45b81.32 78.37 72.00b47.63 41.48 62.62
199848.45 46.22a53.79b59.03 72.68 78.70c85.10a81.72b80.80 65.61 55.07 49.00c64.68
199947.00d54.19a58.48b54.29b64.54r76.08e85.77a81.19 71.43 68.94 65.40 47.53a64.57a
200047.45 53.50a52.32 64.77 73.61 81.24a87.69b86.03 76.97a63.68 44.41a45.39 64.76
200144.17b46.12c50.37a61.10 67.80a82.40 88.43a-----z79.03 67.23a57.93 47.13 62.88a
200245.45 47.69b51.47a65.36b68.71 84.47 89.23 85.13 75.33 59.03 51.10 47.27a64.19
200351.56f42.68 51.70a61.87 71.14b73.97 91.03a85.87a73.97a70.00 51.75b50.13 65.83a
200448.90a42.83 59.68 57.76a72.45b75.40 81.07a78.43a76.55a63.54c50.53 47.52 62.89
200549.55 47.11 51.58 57.47 68.35 78.46b88.87 80.65 78.10 63.77a56.13 42.94 63.58
200649.48 44.36 50.68 64.33 74.23 85.17 83.86b81.16 71.10 61.74 56.17 42.41b63.72
200737.30a46.39 56.26 55.97 68.26 80.20 87.00 85.03 76.87 66.81 56.97 40.68 63.14
200839.84 45.31 51.29 57.73 67.29 80.43 89.32 81.84 73.17 64.32 58.57 42.35 62.62
200946.65 52.04 54.90 56.57 68.26 74.93 81.23a81.35 73.41c54.70a55.97 35.65 61.30
201044.32 37.75 50.48 59.70 65.42 80.60 85.71 84.10 81.00 66.90a52.80 49.45 63.19
201144.10 40.43 56.58 62.86a62.82c81.03a87.03 86.87a74.00 64.81 53.24a42.48 63.02
201248.62b42.10 60.48 65.21b72.03 86.04b89.77 85.89d78.00c65.13a60.50 46.19 66.67
201346.29 44.29 51.20a58.92q76.69o85.00c84.34b84.93a78.18b61.18c53.96b45.03 63.44b
201444.86b46.56c56.26d60.33 68.14c-----z84.30d79.70d78.10 66.52 49.76a48.17m63.45b
201545.78h50.32f55.13a59.53 60.61 79.65d81.77a85.80a81.93 68.06 56.54d-----z69.89c
201646.80f49.82a53.23a55.46b64.57c82.38d87.00a83.76b79.79a74.07b59.67 45.42 66.83a
201742.45 52.57 58.70a57.83 63.90b81.03 87.50a82.45 74.25b62.26 59.44c50.06 64.37
201849.39 44.77b55.71 60.30 72.67d85.63 86.42 82.17a80.62a59.33a50.07 45.60a64.39
201946.04c44.22a47.94 61.04f62.54e79.69d88.83a88.77a85.60 61.89d58.45h50.62b65.61b
202052.55 46.76 60.35 65.83g79.64c88.30 91.86c93.40f81.75b71.06 63.50 49.03 68.48b
202150.13 48.00 54.33a61.23 71.58 86.73 90.81 90.90 88.60 72.57a65.87 61.06 70.15
202252.90 47.93 57.74 68.37 75.23 87.33 93.32 -----z80.73 65.10 50.30 45.52 65.86a
202339.23 46.75 48.10 58.43 68.58 74.27 84.68 83.32 78.67 66.39 56.17 48.61 62.77
202440.97 49.52 52.16 -----z-----z-----z-----z-----z-----z-----z-----z-----z47.55i
Period of Record Statistics
MEAN45.35 46.19 52.64 60.03 69.15 79.75 85.39 83.46 77.30 65.93 54.38 45.55 63.70
S.D.4.04 4.65 4.92 3.73 4.19 3.98 3.69 2.88 3.76 4.22 4.90 4.50 1.66
SKEW-0.01 -0.39 -0.13 0.12 -0.53 -0.10 -1.02 -0.04 0.02 -0.52 -0.27 -0.01 0.85
MAX55.10 54.71 64.87 70.93 79.64 88.30 93.32 90.90 88.60 74.07 65.87 61.06 70.15
MIN35.71 33.50 40.56 52.03 54.68 69.00 69.87 77.39 68.50 53.45 40.00 32.60 58.99
YRS86 86 87 85 89 90 92 88 90 87 87 85 57