PORTOLA, CA

Average of Maximum Temperature (Degrees Fahrenheit)

(047085)

File last updated on March 28, 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
191546.63a47.75 53.42 58.43 59.52 66.77 79.23 89.23 83.97 74.58 60.13 -----z65.42a
191640.32 44.00 50.55 59.20 62.19 64.48a77.48 74.77 69.90 64.39 62.57 53.10 60.25
191750.00 50.50 51.45 64.50 65.77 77.70 90.55 91.26 68.90 -----z60.73 55.45 66.07a
191857.71 57.11 57.10 63.33 62.13 71.50 91.55 87.39 81.40 78.84 68.23 55.10 69.28
191953.03 55.46 56.06 68.90 73.61 72.03 92.00 87.84 83.67 68.71 61.43 51.13 68.66
192059.42 61.24 61.23 61.00 66.65 74.13 78.97 83.03 80.17 65.00 -----z48.35 67.20a
192146.97 -----z66.37a63.17 -----z85.73 82.97 81.68 74.07 75.00 65.13 59.07c70.02b
192237.23 39.71 40.29 38.15c50.75g69.13 88.65 75.68 72.79a65.23 54.30 48.39 57.23a
192348.86b-----z57.81 64.67 76.03 77.10 86.74 85.32 84.60 73.48 64.80 47.26 69.70a
192441.19 55.21 50.32 67.40 82.42 95.89b88.81 72.59d60.93b44.64c47.24a43.77 62.54
192545.97 50.36 59.58 71.47 82.25c81.48a84.29 76.97 67.93 63.19 53.87 42.74 65.01
192642.16 44.46 63.73a62.60 -----z89.03 84.45 -----z-----z-----z50.92e38.46g62.48e
192736.07b42.61 50.23 55.13 68.55 74.20 87.06 81.23 67.64e61.03 50.86a38.23 59.40
192842.10 48.21 53.30a55.50 74.90 76.43 86.32 86.84 76.07 56.20a47.43 39.10 61.87
192940.11m47.81l50.26 53.27 71.29 75.33 90.20a-----z79.40 75.48 71.36b55.65 69.14c
193040.06 50.25 56.19 60.00 63.42 80.93 81.10 76.29 73.30 64.26 55.70 49.94 62.62
193145.39 47.86 59.13 68.10 73.29 78.10 93.29 87.29 70.80 63.68 51.03 36.38b64.53
193235.03a42.52 55.13 51.33 55.06 74.77 90.00 84.90a81.07 64.42 -----z37.42 61.06a
193333.68 32.21 44.65 59.77 58.32 80.27 89.87 84.71 74.33 76.94 58.90 42.03 61.31
193448.52 48.04 62.35 65.13 67.77 70.13 83.52 -----z-----z65.74 51.53 48.29 61.10b
1935-----z46.71 47.23 57.20 70.48 83.17 85.16 88.29 84.43 66.07d47.73 42.58 65.37a
193646.37a45.00d56.90 65.73 70.50c77.55a87.10a83.45 80.20 73.35 59.83 44.45 65.87
193727.52h43.33a49.90a54.90 73.13 75.80 87.84 86.90 81.13 69.52 53.67 47.20a65.76a
193844.23 37.18 44.52 58.67 68.48 78.63 85.35 86.26 81.13 62.60a50.17 48.84 62.17
193943.94 37.61 54.23 67.43 70.19 78.17 88.58 90.90 78.03 65.06 59.97a48.87 65.25
194042.13 44.69 54.19 60.40 73.61 86.53 86.23 90.39 74.73 67.71 49.00 46.32 64.66
194144.71 48.32 56.63a56.40 67.10 73.67 86.87 81.58 75.10a63.16 55.87 41.84 62.60
194238.58 41.46 51.42 57.31a61.48 76.07b87.42 86.60a74.34a64.62b51.30 44.92e61.29
194344.70a45.71 -----z-----z69.42 70.62a87.79b83.43a86.00 68.04f58.58f47.00e66.84d
1944-----z46.04e52.96d58.33c71.00f74.11c85.96d86.12e82.08d71.85e43.28e48.04c64.88b
194545.38e49.82f50.08e62.63c65.83b76.40 88.94 86.48 80.87 69.42e50.04e42.04d65.28a
194645.68 45.52a51.81 63.63 70.90a76.00 85.84 87.83a77.90a63.33a50.00 46.90 63.78
194746.32 55.11 55.94 63.27 75.60a74.63 82.10 81.45 83.57 65.10 49.93 46.39 64.95
194850.90 45.10 46.77 51.13 62.87 76.25b84.35 82.26 78.34a69.71 53.83 37.94 61.62
194930.65 39.61 48.65 67.77 70.65 79.10a86.39 81.77a80.63 67.84 63.59a43.45 63.34
195037.55 51.71 50.81 62.73 70.23a76.80 84.93a83.00 73.03 64.74 58.13 50.84 63.71
195142.94 47.79 52.84 64.03 68.19 77.87 87.26 85.26 85.88d65.54c53.87 39.48 64.25
195235.45 42.55 43.42 62.20 70.32 72.93 87.26 83.90 79.93 76.45 51.50 42.03 62.33
195348.94 52.41a53.58 58.93 59.29 70.87 87.55 81.26 85.43 66.48 55.40 48.23 64.03
195443.19 52.71 48.06 65.00 76.10 74.71b87.00 81.23 78.07 68.52 57.60 40.32 64.38
195535.68 43.57 51.23a51.23 68.66b77.77 82.65 89.32 80.33 71.16 54.23 44.26 62.51
195639.55 36.00a53.87 59.00 66.52 76.67 86.00 83.06 79.33 63.89c56.67 47.42 62.33
195737.58 47.54 52.23 59.20 64.13 81.23 84.90 83.39 80.37 59.42 50.33 46.10 62.20
195842.81 47.50 44.55 56.50 73.68 74.60 83.97 88.55 -----z73.50a57.97 55.39 63.55a
195948.18c44.22a57.68 67.90a65.27a81.00 90.77a85.97a74.43 72.20a62.17a46.20a66.33
196036.54c45.38e55.03b60.10 65.87 81.35d88.97 85.97a83.37 66.97 47.46f45.87 65.04a
196151.39 49.54 49.84 60.43 62.74 82.83f87.29 84.63d77.30 64.92f52.00a43.06 61.82b
196242.32 40.43 45.19 66.77 63.65 79.13 85.74 83.87 82.00 66.65 56.40 50.03 63.52
196347.61 56.64 50.39 49.57 67.87 73.70 81.68 82.32 79.57 68.32 50.97 47.35 63.00
196441.10 44.03 50.42 59.93 65.10 72.73 86.13 -----z77.27 74.00 47.07a43.45b60.11a
196539.13a49.00 53.03a55.70 65.81 75.73 83.90 79.68 73.10 75.06 50.87 40.65 61.81
196639.87 41.86 55.00 66.00 74.48 78.57 84.87 88.58 79.97 71.66b51.27 40.52 64.39
196743.23 50.64 47.55 44.67 68.97 74.47 87.97 89.80a81.27 70.90 57.10 37.06 62.80
1968-----z49.46a54.94 62.37 69.07a81.23 88.90 79.00 79.90a69.26 52.69a40.97 66.16a
196940.74 39.86 48.20a59.63 74.45 74.63 86.94 89.65 81.20 62.16 57.53 47.23 63.52
197043.68 52.63a54.16 56.97a71.63a80.43 88.87 88.55 79.92f60.82i49.60 -----z65.17c
197142.11v48.18 46.20p53.62f59.78d-----z89.17a88.00d78.21a61.53l50.38q39.35n72.67g
197236.85e45.50i60.48f56.96c69.96c81.83g89.93d85.88e75.12d64.38j47.00m-----z69.12f
197341.59n43.33j-----z61.60o72.09h82.89l88.67m-----z-----z-----z-----z-----z-----z
1974-----z47.80h51.13 56.70c67.32c79.30 81.42 83.13 84.77 -----z-----z33.00v71.97e
197541.46c42.20c46.43c48.44c68.78h76.29b84.69b80.83b81.00c60.84 49.36e47.11d59.88a
197645.81d46.80d52.44d56.76e74.00e76.54b87.17b76.96c78.00 69.24b58.46b50.33d64.38
197740.62b53.08c49.17h67.15d58.07d85.25f87.21c87.68c74.20e69.95k54.62d54.67v65.33d
197843.82n46.80c57.44d54.62a68.30a77.19c87.06 85.46c74.63c74.10a49.22c38.72m67.48b
197938.07b44.36c53.89c58.53 72.69b81.00a86.73a83.10 84.45a66.82c50.61b48.59b64.07
198043.13a49.56b49.20a61.60 66.35e71.64b87.22d84.70a79.41c68.48 56.85j48.41d64.52a
198147.57c47.50 51.83b64.07b-----z81.83a88.77a92.04e-----z-----z50.54f47.70d65.16d
198238.95j49.05f49.33j54.57b71.34b75.21a85.21b85.23a73.64e62.00k43.88d43.25g69.87e
198345.83h46.08c46.71c49.76e69.54c75.79f81.07a82.72b76.31d66.37d45.41a43.00c60.70b
198442.30d-----z58.33s57.30 72.39 77.38a89.97a85.94 79.47 58.63a44.86a39.27a64.75b
198541.33a44.74a45.63a62.70g67.40a81.10 87.17a84.45 70.07 63.97 44.46b44.12e61.31a
198650.61 49.04c56.06 57.63 67.23 77.73 80.42 85.70a64.34a64.71 56.70 47.26 63.12
198739.74 46.07a49.37a65.97 68.58 79.00 78.71 85.17a80.83 71.52 51.38a37.81 62.85
198839.17a51.03 55.66b58.67 65.93b75.47 86.90 85.97 77.67 74.80a47.76a40.32 63.28
198936.32 37.75 49.06 62.60 64.24b74.40 82.97a77.58 73.96b60.94 54.60 47.81 60.19
199043.26 38.71 52.43a62.77 61.26 73.40 82.73e81.79b77.53 69.27a51.24a34.87 60.77
199144.47a57.07a42.63a55.00 60.83a73.43b86.72b82.18c81.93a70.35 52.76a42.31b62.47
199243.45 47.50a55.31b64.50b76.93c77.24a82.29c86.53a78.71b68.04c51.25b37.27e64.09
199332.86c36.56a50.97 55.72a66.81 71.70 80.65 81.77 77.86b65.57a50.59a40.48 59.29
199447.68 41.26a56.35 60.27 66.77a78.07c89.03 85.45 77.43 63.26 39.27 38.59b61.95
199539.50a55.00 46.03 52.48a60.37a71.41a81.45b82.86c79.32b69.55b60.17 45.06 61.93
199646.04c46.69 51.07a57.53 64.62b76.86b89.62g86.89c76.55a65.50c53.07a42.53a60.67a
199740.60a45.79 57.87 57.37 71.55 74.00 83.03 83.83a75.67 63.10 52.57 39.32 62.06
199842.20a38.96 49.43a53.52a54.29 70.73 86.11d86.90b76.55a60.48 48.00f39.79b59.91a
199945.38b41.46 49.36c53.50 67.45 74.92e-----z80.20a80.34a71.40a57.59a45.52 60.65a
200041.71c44.44b51.42 61.24a67.10 80.23 82.23 85.32 76.74c63.30a46.66a46.50a62.24
200142.52 41.14 56.13a53.87 76.67a77.90 84.13 86.81 81.08r72.13 52.47 39.77a62.14a
200240.87 48.29 49.55 59.97 65.53a79.47 88.68 85.03 79.37 66.69b53.83 44.39 63.47
200349.03 46.43 52.65 47.37 66.39 82.30c88.61 81.81 80.87 72.90a45.90 40.76b62.92
200440.81 41.48 59.90 60.36b67.20a78.41a85.48 83.61 76.96b59.79c48.14a43.30a62.12
200534.30d43.37a52.72b55.41a64.76b70.48a88.37a85.77 73.03 66.68c56.54b42.95i62.86a
200642.93d48.35b40.93d53.82b71.60a82.56c90.07b84.68 78.70 64.03 50.62a43.16f64.39a
200743.69b46.30a58.00 59.93a71.00 78.30 87.83a85.45 74.00a61.93a55.93a38.69b63.42
200836.67d42.18a50.35 58.88e67.41b78.80 87.00 87.33a81.53 67.17a55.30 41.83a62.87
200946.33a44.64 49.21b59.59c73.07a73.67 87.39 83.90a83.00b63.89c54.81c37.21c63.06
201041.13a46.44a52.07d53.30c59.64c74.62a87.00 82.06 79.83a65.15d48.12d43.00b61.03
201144.16 43.08d45.16 52.89c59.86b72.76a83.67a84.77 83.03 66.22v48.92d45.96c60.39a
201249.59d46.46a48.75c60.11b69.71j76.00p84.97 88.73a83.30 68.33a53.53 40.13 62.39b
201334.26 46.82 57.63a61.67 67.52 80.27 90.23a83.55 74.67 63.74 55.63 39.19 62.93
201451.94 50.07 54.07a60.60 70.00 80.37 91.47a83.16 79.17 70.03 56.07 44.52 65.95
201551.61 56.89 61.48 61.37 65.97 83.90 83.77 85.94 80.60 70.26 46.30 39.52 65.63
201641.87 53.41 52.87 62.13 66.10 80.57 86.48 88.58 79.53 61.61 53.82b42.29 64.11
201734.89c41.93 53.45 54.93a70.90 80.57 90.00 88.52 75.47 67.71 52.00a48.90 63.27
201848.29 48.39 46.93a61.30 66.69b79.76a91.29 87.78d80.93 64.81j56.19c43.81d64.67a
201945.82c35.27q47.42e62.10a63.10b79.25b84.53a87.34b73.85d62.59b62.68h42.00 64.80b
202044.39c54.56b47.32 61.27 69.52 78.35d88.17a89.42 82.83 74.40a54.83a44.75c65.82
202146.16 47.04c51.52 66.00b71.30a85.90a92.23 88.68c81.41a61.69b56.93 48.59n68.08a
2022-----z-----z-----z-----z-----z81.36p88.16 89.80a83.53 73.74 45.39b35.88f76.13g
202336.28b39.57 39.55 57.70 68.42 74.79b90.52d84.60a74.60 66.43a53.86a47.61c61.16
202445.43a44.07 48.23i-----z-----z-----z-----z-----z-----z-----z-----z-----z44.75j
Period of Record Statistics
MEAN43.00 46.38 51.96 59.18 67.89 77.10 86.34 84.70 78.10 67.14 53.40 44.49 63.21
S.D.5.27 5.31 5.02 5.49 5.21 4.56 3.21 3.65 4.62 5.22 5.53 4.82 1.87
SKEW0.29 0.19 0.08 -0.65 -0.00 0.61 -0.44 -0.74 -0.92 -0.58 0.47 0.49 0.70
MAX59.42 61.24 66.37 71.47 82.42 95.89 93.29 92.04 86.00 78.84 71.36 59.07 69.28
MIN30.65 32.21 39.55 38.15 54.29 64.48 77.48 72.59 60.93 44.64 39.27 34.87 59.29
YRS98 99 101 104 100 101 106 104 102 95 97 95 63