Petaluma Ap, California
ID: USC00046826 Latitude: 38.2578 Longitude: -122.6078
Elevation: 20 feet ( 6.1 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 25.56 in., 10.06 cm.
Monthly Data Table for Petaluma Ap, California
Monthly Data from NOAA Monthly Normals 2006-2020
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
58.4 |
61.9 |
64.2 |
68.3 |
72.2 |
79.2 |
81.3 |
80.9 |
82.3 |
76.7 |
65.9 |
57.7 |
Minimum Temperature |
°F |
38.1 |
39.3 |
41.4 |
44.1 |
47.3 |
50.4 |
52.6 |
53.3 |
51.8 |
47.9 |
42.1 |
37.8 |
Heating Degree Days |
°F |
519.2 |
403.2 |
378.3 |
266.4 |
175.2 |
59.3 |
18.5 |
16.7 |
27.5 |
115.5 |
330.6 |
534.5 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
0.1 |
2.4 |
12.5 |
53.2 |
78.9 |
81.9 |
88.8 |
31.7 |
0.7 |
0.0 |
Precipitation |
I |
4.2 |
4.3 |
3.4 |
1.8 |
0.7 |
0.2 |
0.0 |
0.0 |
0.1 |
1.2 |
2.4 |
4.2 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
14.7 |
16.6 |
17.9 |
20.2 |
22.3 |
26.2 |
27.4 |
27.2 |
27.9 |
24.8 |
18.8 |
14.3 |
Minimum Temperature |
°C |
3.4 |
4.1 |
5.2 |
6.7 |
8.5 |
10.2 |
11.4 |
11.8 |
11.0 |
8.8 |
5.6 |
3.2 |
Heating Degree Days |
°C |
270.7 |
206.2 |
192.4 |
130.2 |
79.6 |
15.2 |
-7.5 |
-8.5 |
-2.5 |
46.4 |
165.9 |
279.2 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-17.7 |
-16.4 |
-10.8 |
11.8 |
26.1 |
27.7 |
31.6 |
-0.2 |
-17.4 |
-17.8 |
Precipitation |
M |
10.7 |
10.8 |
8.6 |
4.6 |
1.7 |
0.6 |
0.0 |
0.1 |
0.3 |
3.1 |
6.1 |
10.8 |