PALOMAR MTN OBSERVATORY, CA

Average of Average Temperature (Degrees Fahrenheit)

(046657)

File last updated on July 10, 2025
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
1901-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1902-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
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
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-----z72.20a72.37 70.90 55.90 48.57 46.85 61.13f
193944.06 35.77 47.97 56.37 59.61 66.82 71.63 74.76 64.48 57.56 53.83 52.10 57.08
194045.42a42.95a50.02a51.09a61.98a69.93 73.27 75.16 64.85 60.08 -----z48.27a58.46a
1941-----z-----z45.23 -----z58.84 61.23 70.21 68.21 62.33 51.89 52.93 42.60 57.05c
194242.58g41.52b46.50a47.06c56.90k-----z-----z70.67g66.58 58.53b-----z47.97 51.36f
194343.90b45.50a47.18 53.75 61.02 61.35 71.40 71.26 70.78 58.74 52.27 40.00 56.43
194441.23 36.84 43.81 47.10 57.23a58.00 67.79 72.31 69.42 59.90 43.40 45.06 53.51
194543.05a42.86 38.61 51.37 56.05 62.77 73.65 70.77 67.90 59.53 50.12 44.11 55.07
194644.53 42.88 44.52 55.05 55.43a66.98 71.10 73.16 69.40 53.27 45.43 47.97 55.81
194742.77 47.86 46.58 51.89c60.81 62.38 73.55 69.71 71.85 59.38b46.28 41.13 56.18
194850.09d41.90i40.29g50.73h56.50f64.54d71.84 72.63a69.70 58.26 50.33 40.66 59.76d
194927.87a36.12 41.18a54.75 54.11 67.45 72.37 70.84 71.82 56.87 58.43 43.15 54.58
195038.65 48.54 48.50 55.10 56.47 64.30 71.56 73.85 65.30 64.68 56.34e53.50 58.07
195141.90 43.54 46.03 49.12 56.94 63.68 73.47 71.48 72.47 59.35 49.15 41.23 55.70
195239.03 42.28 36.13 51.14e62.33d60.88 72.00 74.45 70.33 67.11 44.70 40.82 55.10
195350.84 44.32 45.48 48.80 49.52 62.57 74.13 71.60 71.27 59.58 52.72 47.42 56.52
195445.27 50.93 41.95 56.87 61.90a64.47 73.31 68.90 69.69a61.98 54.53a44.39 57.85
195536.03 40.50 47.11 48.78 54.05 62.82 68.76 73.35 69.93 64.18 51.48 46.85 55.32
195647.32 39.05 50.95 47.69c56.43b66.60 70.23 70.27 72.68 55.87 54.03 48.05 56.60
195737.88a49.43 46.08 48.97 50.92 67.37 72.97 70.65 67.67 53.08 46.23 49.10 55.03
195845.25a46.04 37.69 50.09b60.07b63.70 70.11 74.02f69.64b63.32a50.42f57.29q56.21c
195950.88g39.31a52.02h57.25f53.63a69.02a75.60b70.65a65.65 64.76d54.77 46.26h61.67d
196038.86c41.82d54.25c54.23 58.32c70.23h72.82i72.17h70.13 57.27a48.53 44.92 52.04c
196147.52a47.45 46.19j53.08 53.39d70.32m75.38c71.40g67.15j59.06f47.75 43.05 52.52e
196243.48 40.02 39.90 58.73 52.85 64.57 70.15a73.84 69.23 59.97 54.53 49.05 56.36
196342.03 51.55 43.98 44.90 58.05 59.62 71.94 71.27 69.23 59.52 49.02c48.12a55.77
196442.45c43.86 41.57b46.29b53.37 64.24c-----z72.18 67.54b64.94 45.48d46.08a53.45a
196546.46f46.09 43.58a48.30c54.21c58.87d-----z72.52a62.00 66.12c50.16a42.07d54.39b
196641.35a40.00d49.38b56.39b-----z66.77b71.52b74.36c68.67 60.12a50.85c45.20a56.78a
196746.61 49.27b47.11 39.58 56.79 60.97a73.16b74.88a66.07b64.45 53.83 39.25a56.00
196844.43b48.98d47.35a50.60a57.55 66.62b71.53a68.04d70.05 61.07a51.10a42.27 56.63
196945.25a37.75 43.77 51.32 60.29 61.86a72.28d77.29 70.72 55.60 49.58 46.69 56.03
197044.02 46.59 45.27 46.39b61.19b68.20 77.52a75.47 67.73 57.02 52.47 41.37a56.94
197145.81 45.70 49.82 48.43 52.53 -----z75.39 74.97 70.13 54.47 47.27 34.50 54.46a
197244.21 47.98 58.80d54.20 58.97 66.72a76.39d72.63l61.61k50.04d44.18 39.15a54.06b
197338.10 40.46 37.26 49.43 60.48 69.38 73.92 71.60a66.62d58.44 46.46b45.53 54.81
197438.08 42.64 46.05 49.27 57.37 71.22 70.53 71.66 71.15 57.35 48.73 40.10 55.35
197545.81 39.57 41.23 39.84a57.18a64.82 72.63 71.42 69.25 55.79 49.08 44.92 54.29
197645.39 42.36 43.42 45.38 59.03 65.82 70.74b67.75a61.35 56.05 51.12 44.88c54.44
197739.15 47.61 38.48 52.12 46.58 67.06l74.68c72.97a65.98 61.10b53.81a49.44 54.72a
197841.95a40.54d44.87a45.50 58.79 72.38 -----z74.53 62.73b63.31 45.47 38.61 53.52a
197934.40b39.73 41.85 50.48 57.76 68.60 72.42 68.82a70.75 58.00a44.77b46.61 54.52
198041.53 44.90 41.38a50.37 49.50 64.28a-----z75.55t-----z-----z53.08 49.59b49.33d
198145.40a48.39e43.80c54.90a58.65e73.52 75.03 76.84 70.50 54.34 52.35 49.77 58.62
198241.58 45.46d45.10 48.70 57.97a61.92 69.03 71.95 67.93a55.65 46.85 44.14b54.69
198343.34b43.48 46.18 46.33 57.35a65.15 69.84 68.55b69.70 56.81b47.65 44.77c54.93
198445.39 44.29a49.55 51.37 66.13a67.03a74.28a70.97 68.88a53.23a46.17a37.03 56.19
198541.95 43.44a43.81b58.14a56.92a69.76c75.12a72.25a58.33d55.55a45.98 45.06 55.53
198648.84 -----z48.40a51.24a58.09b70.19a69.77a75.97 58.81a54.63 50.93a43.25a57.28a
198740.24 40.68 42.10 56.92 57.59b68.72a66.42a72.76b66.72a60.19b45.21a37.38b54.58
198841.89d45.98 49.78d49.76a55.67a64.33a74.29 71.07a68.07b65.02 47.17a40.34c56.11
198937.59c41.38b49.62b58.98 57.15 68.55a76.13a69.58a67.76a57.30a52.58 46.59b56.93
1990-----z38.45 47.06 50.75 53.18a67.23 74.37 70.69 68.05a62.19 49.17 37.74 56.26a
199142.35 50.30 37.75a48.17a53.38a61.83a71.22b70.44 67.80c62.02 51.33a41.47a54.84
199242.10 42.70b41.55 55.28a60.81 63.57 -----z72.02 69.20 60.37 47.47 37.07b53.83a
199339.86b37.81a48.70c53.45a58.71 64.43 68.93a71.32 68.60 58.12a47.23 42.91b55.01
199446.56 38.62 47.05a51.30b55.74 72.60a75.34b75.92a69.45 54.77 40.03 41.88a55.77
199538.55 49.12 44.80a47.38b49.69 62.93c72.80a76.27a70.48 61.78b55.34a45.84b56.25
199645.05b44.19 46.33b54.79b59.26b68.58 76.94 76.40 67.12d57.28a48.52a45.02b57.46
199741.11d42.63b54.19b51.50a67.38b64.90a72.84 75.53 68.68 56.37 49.20b39.88b57.02
199843.23 36.77 43.71 44.78 48.55a60.20 74.82 75.74 63.38 55.83a48.88a41.84b53.15
199945.80a44.12 44.45 43.83 57.32 65.90 72.03 73.24 69.62 64.65a54.60a45.48b56.75
200045.58 41.79 46.12a55.66a64.15 69.84a75.28b76.25a71.86b60.86c46.26c48.28f59.42a
200137.90b36.96 48.00a44.62e67.52 70.59b71.98b75.85 72.02b63.90a48.69c40.93c56.58
200242.79b48.43a45.55b53.03 59.69b71.45 76.71 76.17b69.76a56.43a50.86b39.87e57.56
200351.11 41.07 47.29c44.53 58.16f69.03a77.50e74.52b73.75d69.67j45.04c43.92g58.20c
200443.42 36.85l56.82 53.33 60.57c69.26a74.65 73.62b68.19d54.96c43.72 43.57c58.37a
200541.50a39.61 46.27e50.67a59.57a63.63c75.55c72.44 66.33j59.03a53.76g47.70c55.60b
200645.38a47.52b39.26 47.31l63.24j71.28j75.85k72.32i69.22n56.38n54.37g46.00m44.05i
200742.50k42.66i52.52h54.15d62.69d70.17d76.32f75.54f64.66b56.65r-----z38.33y62.92h
200839.17d45.08i50.04d54.32b56.75g70.71b74.87 74.19 71.38a61.97b54.45a42.80f61.23c
200946.84c40.76e46.85d50.23d66.50b60.73b75.71b73.90 71.87 56.24 52.58 42.00 57.02
201045.02 42.43a46.21 47.68 54.50 66.57a73.78a71.76f70.96e56.45a46.85f47.44 55.10b
201146.69 39.93 47.18 50.95 54.63d64.27d71.60 75.47 70.12 60.82 47.02a40.71c55.78
201249.70a43.81e46.37d52.95a62.27a68.25 72.16 75.58 71.13 60.85 52.65 41.81 58.13
201340.56 41.12 51.77 54.28 59.92 71.50 74.52 73.31 68.57 57.18 49.18 45.79 57.31
201452.10 49.62 50.79 54.05 60.34 69.17 73.74 70.90 69.92 64.34 52.02 44.55 59.29
201547.47 53.39 54.39 52.35 52.94 71.05 69.21 76.23 69.73 60.72b46.93a41.72a58.01
201642.64b53.48a50.16b52.88 55.58 74.07b76.29c74.69 66.62b61.11 51.96b45.76b58.77
201739.78a44.65a52.93a55.20 59.48 72.23 76.44 73.34b64.72 63.92a56.08 51.62b59.20
201849.45b43.44a45.55c55.45 57.79 69.42 76.39 74.58a71.64a57.27a52.23b44.68 58.16
201943.61c36.04b44.37a54.72c50.35 68.13 73.08 74.74b66.77 59.80c53.16a42.37 55.60
202047.15 47.33 40.87d51.28 62.66 65.83c73.81 78.00 74.93 65.73c49.96q-----z60.76b
2021-----z-----z36.50y51.08x59.53 73.88 77.06 74.73 71.13 55.26 58.38 42.66 64.08d
202246.92 44.54 48.85 54.22 59.94 70.00 75.24 76.18 70.17 61.18 45.63 42.87 57.98
202338.13 36.91 38.76 53.60 55.05 60.03 76.11 72.10 65.22 60.31 50.52 47.92 54.55
202442.71 40.86 41.32 49.67 58.11 70.45 79.48 74.69 70.98 66.06 48.83 52.19 57.95
202543.66 49.23 44.29 50.69a58.77 64.30y74.08y-----z-----z-----z-----z-----z49.33g
Period of Record Statistics
MEAN43.20 43.52 45.79 51.07 57.58 66.42 73.23 73.06 68.53 59.21 49.82 44.13 56.24
S.D.4.02 4.28 4.43 4.01 4.16 3.87 2.54 2.42 3.13 3.72 3.71 3.86 1.42
SKEW-0.55 0.23 0.26 -0.47 -0.12 -0.07 -0.18 -0.21 -1.05 0.08 0.05 0.08 0.18
MAX52.10 53.48 58.80 58.98 67.52 74.07 79.48 78.00 74.93 67.11 58.43 53.50 59.29
MIN27.87 35.77 36.13 39.58 46.58 58.00 66.42 67.75 58.33 50.04 40.03 34.50 53.15
YRS80 80 82 82 81 80 78 78 82 82 79 79 57