Climate Summary
St. Helena (NVV Office)
Current Year | Showing 1/1/25 - 12/2/25
as of 12/3/25 2:13 AM PST
|
Temperature (°F) |
Max Wind Gust (mph) |
Precip (in) |
Days |
| Month |
Days |
Avg High |
Avg Low |
Max |
Min |
Avg |
Max |
Total |
Daily Min Temp
< 28
|
Daily Min Temp
< 32
|
Daily Max Temp
> 90
|
Daily Max Temp
> 100
|
Daily Rain
> 0.25
|
Daily Rain
> 1
|
Daily Max Wind
> 25
|
|
Jan 2025
|
31
|
63.3 |
36.2 |
80.2 |
28.3 |
11.5 |
23.9 |
0.99 |
0 |
8 |
0 |
0 |
2 |
0 |
0 |
|
Feb 2025
|
28
|
63.7 |
39.8 |
81.1 |
27.6 |
11.1 |
23.9 |
11.18 |
1 |
4 |
0 |
0 |
7 |
5 |
0 |
|
Mar 2025
|
31
|
65.6 |
41.8 |
88 |
33.1 |
13 |
19.9 |
4.18 |
0 |
0 |
0 |
0 |
6 |
1 |
0 |
|
Apr 2025
|
30
|
74.1 |
45.5 |
86.5 |
36.1 |
10.9 |
21.6 |
0.65 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
|
May 2025
|
31
|
84.5 |
50 |
105 |
45.1 |
11.9 |
17.5 |
0.11 |
0 |
0 |
7 |
1 |
0 |
0 |
0 |
|
Jun 2025
|
30
|
88.1 |
52 |
97.2 |
45.6 |
10.7 |
13.5 |
0 |
0 |
0 |
10 |
0 |
0 |
0 |
0 |
|
Jul 2025
|
31
|
88.4 |
54.8 |
100.2 |
46.8 |
10.7 |
13.6 |
0 |
0 |
0 |
11 |
1 |
0 |
0 |
0 |
|
Aug 2025
|
31
|
94.5 |
55.4 |
106.4 |
48.4 |
10.2 |
13.6 |
0 |
0 |
0 |
24 |
5 |
0 |
0 |
0 |
|
Sep 2025
|
30
|
87.7 |
56.6 |
105.5 |
49.9 |
10.4 |
16.7 |
0.25 |
0 |
0 |
9 |
3 |
0 |
0 |
0 |
|
Oct 2025
|
31
|
76.7 |
49.1 |
95.1 |
43.3 |
8.2 |
12 |
1.69 |
0 |
0 |
2 |
0 |
2 |
0 |
0 |
|
Nov 2025
|
30
|
67 |
45.6 |
85.2 |
36.8 |
7.5 |
14 |
3.91 |
0 |
0 |
0 |
0 |
4 |
1 |
0 |
|
Dec 2025
|
2
|
61.8 |
36.8 |
62.3 |
35.5 |
5.9 |
6.2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| Total |
336 |
- |
- |
- |
- |
- |
- |
22.96 |
1 |
12 |
63 |
10 |
22 |
7 |
0 |
| Average |
28 |
77.6 |
47.9 |
77.6 |
47.9 |
10.5 |
- |
1.91 |
0.1 |
1 |
5.2 |
0.8 |
1.8 |
0.6 |
0 |
| Maximum |
31 |
94.5 |
56.6 |
106.4 |
- |
- |
23.9 |
11.18 |
1 |
8 |
24 |
5 |
7 |
5 |
0 |
| Minimum |
2 |
61.8 |
36.2 |
- |
27.6 |
- |
- |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
