Napa State Hospital, California
ID: USC00046074 Latitude: 38.2778 Longitude: -122.2647
Elevation: 35.1 feet ( 10.7 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 26.66 in., 10.5 cm.
Monthly Data Table for Napa State Hospital, 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 |
59.4 |
63.9 |
67.2 |
72.8 |
76.8 |
83.3 |
83.5 |
83.1 |
85.4 |
78.6 |
66.7 |
58.6 |
Minimum Temperature |
°F |
39.8 |
41.1 |
43.4 |
46.0 |
50.0 |
54.0 |
55.6 |
55.8 |
53.6 |
49.5 |
43.3 |
39.1 |
Heating Degree Days |
°F |
477.4 |
350.3 |
301.6 |
181.6 |
95.5 |
19.0 |
4.8 |
5.2 |
12.5 |
83.4 |
301.9 |
500.4 |
Cooling Degree Days |
°F |
0.0 |
0.3 |
1.0 |
13.6 |
46.0 |
128.4 |
145.8 |
143.1 |
147.3 |
53.8 |
2.0 |
0.0 |
Precipitation |
I |
4.4 |
4.5 |
4.0 |
1.9 |
0.7 |
0.2 |
0.0 |
0.0 |
0.1 |
1.3 |
2.7 |
4.1 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
15.2 |
17.7 |
19.6 |
22.7 |
24.9 |
28.5 |
28.6 |
28.4 |
29.7 |
25.9 |
19.3 |
14.8 |
Minimum Temperature |
°C |
4.3 |
5.1 |
6.3 |
7.8 |
10.0 |
12.2 |
13.1 |
13.2 |
12.0 |
9.7 |
6.3 |
3.9 |
Heating Degree Days |
°C |
247.4 |
176.8 |
149.8 |
83.1 |
35.3 |
-7.2 |
-15.1 |
-14.9 |
-10.8 |
28.6 |
149.9 |
260.2 |
Cooling Degree Days |
°C |
-17.8 |
-17.6 |
-17.2 |
-10.2 |
7.8 |
53.6 |
63.2 |
61.7 |
64.1 |
12.1 |
-16.7 |
-17.8 |
Precipitation |
M |
11.1 |
11.6 |
10.1 |
4.7 |
1.8 |
0.6 |
0.0 |
0.0 |
0.3 |
3.4 |
6.8 |
10.5 |