|
The tables below display average monthly climate and weather indicators in Eureka California.
Temperature by: Fahrenheit / Centigrade
| Eureka Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature |
48.0 |
49.3 |
49.4 |
50.2 |
52.8 |
55.5 |
57.0 |
57.9 |
57.3 |
54.7 |
51.7 |
48.4 |
52.7 |
| Avg. Max Temperature |
54.4 |
55.6 |
55.4 |
55.9 |
57.9 |
60.3 |
61.8 |
62.6 |
63.0 |
60.8 |
58.1 |
54.8 |
58.4 |
| Avg. Min Temperature |
41.5 |
42.9 |
43.4 |
44.3 |
47.5 |
50.6 |
52.3 |
53.1 |
51.6 |
48.6 |
45.2 |
42.0 |
46.9 |
| Days with Max Temp of 90 F or Higher |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
| Days with Min Temp Below Freezing |
2.0 |
1.0 |
< 0.5 |
< 0.5 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
< 0.5 |
< 0.5 |
1.0 |
4.0 |
| | |
| Eureka Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days |
527 |
440 |
484 |
444 |
378 |
285 |
248 |
223 |
234 |
319 |
399 |
515 |
4496 |
| Cooling Degree Days |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
| | |
| Eureka Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) |
6.0 |
4.7 |
5.3 |
2.9 |
1.4 |
0.5 |
0.1 |
0.5 |
0.9 |
2.7 |
6.4 |
6.0 |
37.5 |
| Days with Precipitation 0.01 inch or More |
16.0 |
14.0 |
16.0 |
12.0 |
9.0 |
5.0 |
2.0 |
3.0 |
5.0 |
9.0 |
13.0 |
16.0 |
119 |
| Monthly Snowfall (inches) |
0.1 |
0.1 |
< 0.05 |
< 0.05 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
< 0.05 |
0.2 |
| | |
| Other Eureka Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed |
6.9 |
7.2 |
7.6 |
8.0 |
7.9 |
7.4 |
6.8 |
5.8 |
5.5 |
5.6 |
6.0 |
6.4 |
6.8 |
| Clear Days |
6.0 |
5.0 |
6.0 |
6.0 |
6.0 |
7.0 |
7.0 |
6.0 |
9.0 |
8.0 |
6.0 |
6.0 |
78.0 |
| Partly Cloudy Days |
6.0 |
6.0 |
8.0 |
8.0 |
10.0 |
10.0 |
11.0 |
11.0 |
9.0 |
9.0 |
7.0 |
6.0 |
100.0 |
| Cloudy Days |
19.0 |
17.0 |
18.0 |
16.0 |
15.0 |
13.0 |
14.0 |
15.0 |
13.0 |
14.0 |
17.0 |
18.0 |
188 |
| Percent of Possible Sunshine |
43.0 |
46.0 |
52.0 |
57.0 |
58.0 |
59.0 |
55.0 |
51.0 |
55.0 |
50.0 |
44.0 |
41.0 |
51.0 |
|
|