SANTA ROSA, CA

Maximum of Maximum Temperature (Degrees Fahrenheit)

(047965)

File last updated on July 21, 2026
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
1902-----z-----z-----z-----z-----z96.00b101.00 101.00b95.00 90.00 71.00g63.00a-----z
190360.00 70.00a70.00 78.00 92.00 107.00 102.00 97.00 101.00a93.00 77.00 69.00 107.00b
190468.00 60.00 69.00 86.00 96.00 99.00 92.00 92.00 108.00 89.00 78.00 69.00 108.00
190566.00 75.00 85.00 78.00 87.00a83.00 109.00 91.00 101.00 93.00a85.00 75.00 109.00b
190670.00 73.00 -----z83.00 77.00a94.00 96.00a100.00a96.00a98.00 83.00a66.00 -----z
190764.00 71.00 72.00 88.00 94.00 95.00 94.00 92.00a88.00 93.00 80.00 70.00 95.00a
190865.00b69.00a82.00 90.00b90.00d98.00 98.00d95.00 99.00 93.00 80.00a64.00 99.00n
190963.00 64.00 70.00 86.00 92.00 107.00 97.00 96.00 101.00 91.00a80.00 66.00 107.00a
191062.00 68.00 80.00 90.00 100.00a95.00 95.00 97.00 93.00 96.00 82.00d74.00 100.00e
191180.00 68.00 80.00 77.00 88.00 95.00 96.00 93.00 89.00 94.00 84.00 76.00 96.00
191277.00b79.00 73.00 75.00 95.00 99.00 92.00 96.00 101.00 90.00 71.00 67.00 101.00b
191369.00a73.00 77.00b88.00 84.00 89.00 113.00 101.00 108.00 98.00 68.00 68.00 113.00c
191466.00 -----z-----z-----z89.00 97.00 90.00 99.00 100.00 90.00 80.00a78.00 -----z
191570.00 70.00 86.00a78.00 90.00 89.00 98.00 103.00b92.00a95.00 81.00 68.00 103.00d
191662.00 74.00 83.00 90.00 86.00 96.00 96.00 97.00 95.00 81.00 74.00 65.00 97.00
191764.00 79.00 78.00 80.00 83.00 105.00 111.00 89.00 104.00 101.00 76.00 72.00 111.00
191868.00 68.00 78.00 83.00 83.00 100.00 94.00 97.00 87.00 91.00 84.00 73.00 100.00
191972.00 63.00 71.00 73.00 91.00 95.00 98.00 102.00 104.00 91.00 78.00 64.00 104.00
192069.00 69.00 79.00 81.00 99.00 107.00 86.00 98.00 93.00 84.00 73.00 65.00 107.00
192164.00 73.00 74.00 92.00 83.00 109.00 104.00 95.00 102.00 95.00 85.00 70.00a109.00a
192268.00 66.00 71.00 78.00 95.00 101.00 94.00 94.00 101.00 84.00 72.00 68.00 101.00
192369.00 93.00 85.00 82.00 92.00 86.00a95.00b98.00c104.00a93.00b83.00b72.00a104.00l
192470.00 76.00a78.00c96.00 100.00d101.00 92.00 93.00 100.00a97.00c78.00 60.00l101.00x
192567.00 77.00 83.00 80.00 89.00 105.00 97.00 96.00 89.00 95.00 72.00 73.00 105.00
192669.00 82.00 91.00 94.00 96.00 102.00 104.00 99.00 97.00 92.00 89.00 80.00 104.00
192763.00 67.00i80.00 88.00 97.00 101.00 98.00 94.00 91.00 95.00a81.00 77.00 101.00j
192868.00 74.00 80.00 87.00 88.00 100.00 94.00 94.00 100.00 89.00 72.00 67.00c100.00c
192961.00 79.00 87.00 81.00 88.00 101.00 102.00 95.00 95.00 96.00 88.00 79.00 102.00
193071.00 85.00 87.00 80.00 85.00 94.00 98.00 90.00 86.00 102.00 88.00 68.00 102.00
193170.00e77.00 81.00 95.00 96.00 98.00 109.00 102.00 94.00 95.00 86.00 62.00 109.00e
193274.00 81.00 80.00 82.00 91.00 95.00 99.00 101.00 105.00 88.00 91.00 73.00 105.00
193367.00 68.00 78.00 88.00 93.00 90.00 98.00 97.00 96.00 103.00 82.00 64.00 103.00
193472.00 73.00 82.00 84.00 94.00 103.00 96.00 101.00 100.00 95.00 78.00 74.00 103.00
193568.00 75.00 81.00 84.00 96.00 97.00 99.00 101.00 100.00 86.00 75.00 69.00a101.00a
193671.00 77.00 84.00 89.00 93.00 94.00 105.00 99.00 102.00 97.00 83.00 73.00 105.00
193758.00 72.00 77.00 82.00 87.00 101.00 98.00 102.00 98.00 93.00 81.00 72.00 102.00
193868.00 77.00 75.00 86.00 90.00 91.00 95.00 98.00 95.00 87.00 79.00 72.00 98.00
193971.00 82.00 82.00 90.00 98.00 98.00 98.00 100.00 105.00 96.00 82.00 75.00 105.00
194072.00 70.00 78.00 86.00 85.00 92.00 99.00 99.00 87.00 92.00 76.00 74.00 99.00
194172.00 67.00 77.00 77.00 94.00 93.00 94.00 94.00 98.00 95.00 83.00 65.00 98.00
194268.00 74.00 79.00 77.00 95.00 99.00 97.00 90.00 99.00 94.00 79.00 72.00 99.00
194371.00 78.00 75.00 78.00 97.00 98.00 96.00 99.00 104.00 94.00 81.00 75.00 104.00
194468.00 71.00 82.00 72.00 91.00 90.00 85.00 105.00 107.00 89.00 69.00 65.00 107.00
194566.00 78.00 80.00 88.00 84.00 101.00 100.00 98.00 97.00 93.00 86.00 69.00 101.00
194665.00 69.00 79.00 90.00 87.00 99.00 100.00 106.00 100.00 92.00 76.00 65.00 106.00
194772.00 77.00 79.00 92.00 92.00 101.00 96.00 98.00 101.00 95.00 72.00 74.00 101.00
194871.00 74.00 74.00 79.00 80.00 96.00 101.00 97.00 101.00 91.00 80.00 65.00 101.00
194961.00 66.00 75.00 84.00 91.00 98.00 92.00 92.00 103.00 92.00 84.00 70.00 103.00
195063.00a72.00 81.00 84.00 104.00 101.00 98.00 105.00 105.00 94.00 87.00 71.00 105.00a
195164.00 70.00 83.00 81.00 96.00 91.00 100.00 98.00 103.00 93.00 82.00 63.00 103.00
195263.00 70.00 88.00 85.00 95.00 92.00 96.00a93.00 104.00 102.00 80.00 63.00 104.00a
195373.00 73.00 81.00 77.00 86.00 98.00 97.00 98.00 106.00 95.00 79.00j72.00 106.00j
195465.00 79.00 75.00 88.00 95.00 104.00 105.00 88.00 100.00 92.00 76.00 61.00 105.00
195563.00 70.00 85.00 77.00 93.00 98.00 99.00 101.00 108.00 90.00 90.00 65.00 108.00
195659.00 70.00 75.00 84.00 95.00 100.00 95.00 95.00 98.00 83.00 80.00 72.00 100.00
195764.00 72.00 73.00 90.00 90.00 103.00 100.00 96.00 106.00 81.00 76.00 68.00 106.00
195872.00 72.00 71.00 86.00 93.00 94.00 89.00 100.00 102.00 101.00 85.00 79.00 102.00
195968.00 78.00 85.00 85.00 92.00 100.00 108.00 102.00 95.00 95.00 86.00 77.00 108.00
196067.00 71.00 82.00 86.00 86.00 109.00a99.00a98.00 101.00 91.00d85.00 69.00 109.00f
196163.00 75.00 77.00 88.00 82.00 107.00 106.00 96.00 99.00 101.00 83.00 66.00c107.00c
196285.00 70.00 75.00 87.00a86.00 101.00 94.00 99.00 99.00 92.00 83.00 68.00 101.00a
196367.00 75.00 75.00 74.00 89.00 91.00 99.00 99.00 103.00 92.00 74.00 61.00 103.00
196466.00 83.00 83.00 90.00 81.00 99.00 99.00 102.00 104.00 97.00 76.00 68.00 104.00
196566.00 74.00 78.00 93.00 87.00 89.00 91.00 96.00 -----z98.00 79.00 67.00 -----z
196673.00 72.00 79.00 91.00 89.00 103.00 94.00 101.00 104.00 95.00 89.00 66.00 104.00
196775.00 71.00 72.00 70.00 91.00 89.00 97.00 100.00 100.00 91.00 92.00 83.00 100.00
196874.00 78.00 84.00 88.00 92.00 100.00 101.00 104.00 101.00 88.00 78.00 62.00 104.00
196959.00 64.00 82.00a81.00 94.00 90.00 98.00 100.00 100.00 88.00 84.00 70.00 100.00a
197064.00 75.00 87.00 83.00 99.00 89.00 103.00 104.00 100.00 102.00 78.00 61.00 104.00
197170.00 75.00 79.00 81.00 82.00 97.00 96.00 103.00 110.00 97.00 81.00 64.00 110.00
197263.00 75.00 85.00 81.00 95.00 103.00 110.00 95.00 91.00 93.00 75.00 74.00 110.00
197370.00 73.00 72.00 85.00 95.00 105.00 104.00 94.00 98.00 88.00 70.00 63.00 105.00
197474.00 70.00 79.00 87.00 96.00 95.00 102.00 98.00 100.00 97.00 75.00 68.00 102.00
197570.00 75.00 74.00 77.00 99.00 95.00a105.00 102.00 101.00 89.00 78.00 74.00 105.00a
197674.00 76.00 78.00 82.00 100.00 108.00 97.00 100.00 103.00 95.00 88.00 74.00 108.00
197768.00 79.00 76.00 86.00 91.00 104.00a107.00 105.00 100.00 95.00 80.00 75.00a107.00b
197867.00 74.00 -----z88.00 94.00 97.00 96.00 97.00c100.00 98.00a-----z72.00 -----z
197965.00a-----z-----z-----z-----z-----z98.00 92.00b108.00a90.00 72.00 71.00 -----z
198065.00a70.00 76.00 85.00 87.00 95.00 101.00 100.00 102.00 105.00 83.00 69.00 105.00a
198166.00 77.00 74.00 98.00 87.00 104.00 99.00 102.00 94.00 93.00 80.00 67.00b104.00b
198266.00 76.00 71.00 84.00 101.00a83.00 100.00 102.00b98.00 93.00b76.00 66.00 102.00e
198368.00 68.00 69.00 76.00 94.00 95.00 103.00 104.00 105.00 89.00 73.00 66.00 105.00
198477.00e66.00d83.00g83.00b95.00a89.00b97.00 99.00a101.00a84.00a72.00 67.00 101.00x
198559.00 78.00 74.00a85.00b81.00 95.00b98.00a87.00 87.00 94.00 81.00 60.00 98.00f
198662.00a75.00 79.00 79.00 81.00 93.00a89.00 87.00 86.00b84.00 80.00 65.00 93.00d
198765.00 71.00a74.00 83.00 93.00b92.00 92.00 93.00 87.00a96.00a73.00b66.00e96.00l
198874.00 78.00a85.00 89.00a92.00a97.00 104.00 100.00 97.00a96.00a77.00 73.00 104.00e
198970.00 69.00a71.00 91.00b89.00 98.00a97.00 94.00 91.00c90.00a80.00 71.00 98.00h
199065.00 73.00 74.00 85.00 92.00 98.00 97.00 96.00 98.00 95.00 81.00 68.00 98.00
199174.00 76.00a70.00 85.00 85.00 93.00 101.00 89.00 98.00 99.00 84.00 69.00 101.00a
199261.00 77.00 74.00 84.00 89.00 85.00 92.00 95.00b95.00 94.00 80.00a66.00 95.00c
199369.00a68.00a75.00a84.00a84.00 100.00b101.00 103.00a98.00 92.00 82.00a70.00 103.00h
199468.00 78.00 80.00 76.00 85.00a97.00a90.00a97.00 95.00a88.00b75.00a64.00d97.00k
199568.00 76.00 73.00 78.00 83.00 100.00 101.00b93.00c98.00c94.00 79.00 66.00 101.00h
199675.00b76.00 87.00a92.00 91.00a98.00c99.00 99.00f91.00d101.00e76.00d72.00a-----z
199765.00b74.00 81.00 81.00a98.00a94.00a96.00b98.00a98.00b89.00d86.00g66.00b98.00w
199863.00b63.00b74.00 84.00a72.00a87.00a100.00d106.00e96.00d88.00b67.00a70.00c-----z
199962.00a65.00a67.00a85.00f83.00c96.00a100.00d101.00e96.00b93.00h84.00d78.00d-----z
200065.00f70.00e83.00e88.00a97.00 108.00e96.00b95.00f101.00g90.00c76.00e66.00c-----z
200166.00c75.00e82.00 82.00 97.00 96.00e101.00e94.00d98.00c97.00d79.00c64.00b-----z
200262.00e78.00d75.00g83.00f85.00e95.00d100.00e99.00f99.00h95.00d75.00c67.00d-----z
200370.00b69.00 80.00f73.00b90.00 99.00e98.00a95.00 101.00b96.00 74.00b67.00 101.00t
200466.00a69.00 91.00a93.00c87.00 94.00d88.00b99.00c99.00e98.00d75.00a72.00g-----z
200566.00b78.00e87.00c78.00a81.00a86.00b97.00b96.00b97.00d89.00c84.00c68.00c-----z
200676.00 75.00c66.00a80.00a91.00c98.00d105.00c96.00b98.00b89.00c82.00a68.00a105.00x
200769.00b79.00a83.00a83.00 92.00d94.00b92.00b96.00d95.00d89.00f83.00 69.00b-----z
200866.00c76.00 75.00b87.00b100.00d101.00f99.00e101.00d101.00e91.00f88.00c67.00c-----z
200984.00b73.00d78.00f93.00e97.00b99.00d96.00c100.00c103.00d87.00d84.00b66.00c-----z
201063.00 73.00c84.00i82.00b82.00f93.00c86.00a107.00d104.00g98.00e84.00d68.00b-----z
201174.00e83.00c86.00d80.00d85.00g94.00c95.00d93.00c98.00g89.00e79.00c77.00c-----z
201273.00e80.00d77.00c89.00c86.00f97.00f94.00f93.00e97.00c103.00 84.00 71.00h-----z
201369.00j-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2014-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2015-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2016-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2017-----z-----z-----z-----z-----z-----z-----z102.00v110.00 89.00f71.00 66.00 -----z
201868.00 80.00 86.00c83.00 89.00a99.00 96.00c95.00 92.00b88.00a87.00a63.00 99.00k
201966.00a62.00 78.00 93.00b79.00b101.00a97.00c103.00 102.00b93.00e77.00b65.00 103.00r
202069.00 80.00 82.00a89.00 97.00 98.00b97.00c106.00a110.00c102.00 82.00 75.00c110.00m
202180.00 81.00d84.00 90.00c93.00a104.00c98.00d102.00 100.00c93.00b72.00e68.00d-----z
202276.00 78.00b89.00 92.00a97.00c104.00g94.00e101.00b115.00a92.00b70.00c62.00c-----z
202372.00 70.00 69.00 90.00h88.00c83.00d104.00 99.00b91.00c96.00a79.00c67.00d-----z
202473.00 72.00 75.00 82.00a89.00e100.00b105.00c96.00f100.00a103.00 75.00e69.00b105.00y
202576.00 79.00c85.00a80.00a96.00c93.00a95.00g99.00 99.00 89.00 81.00 71.00c99.00s
202672.00 80.00 92.00 85.00 89.00 101.00 99.00o-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN68.25 73.70 78.72 84.25 90.66 97.03 98.09 97.78 98.96 93.19 79.58 69.00 103.35
S.D.5.09 5.26 5.65 5.59 5.81 5.72 5.12 4.33 5.61 4.84 5.29 4.66 3.95
SKEW0.59 0.13 0.06 -0.07 -0.38 -0.22 0.20 -0.24 -0.21 -0.01 -0.07 0.50 -0.18
MAX85.00 93.00 92.00 98.00 104.00 109.00 113.00 107.00 115.00 105.00 92.00 83.00 113.00
MIN58.00 60.00 66.00 70.00 72.00 83.00 85.00 87.00 86.00 81.00 67.00 60.00 93.00
YRS118 116 110 114 115 116 117 115 115 116 116 117 71