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The tables below display average monthly climate and weather indicators in Yakima Washington.
Temperature by: Fahrenheit / Centigrade
| Yakima Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature |
29.7 |
36.4 |
43.0 |
49.4 |
57.0 |
64.6 |
69.9 |
69.0 |
60.7 |
49.9 |
38.6 |
29.8 |
49.8 |
| Avg. Max Temperature |
37.5 |
46.4 |
55.2 |
63.2 |
71.6 |
79.9 |
86.7 |
85.7 |
76.8 |
64.4 |
48.3 |
37.5 |
62.8 |
| Avg. Min Temperature |
21.8 |
26.4 |
30.8 |
35.5 |
42.3 |
49.2 |
53.1 |
52.3 |
44.6 |
35.3 |
29.0 |
22.1 |
36.9 |
| Days with Max Temp of 90 F or Higher |
0.0 |
0.0 |
0.0 |
< 0.5 |
1.0 |
4.0 |
14.0 |
11.0 |
2.0 |
0.0 |
0.0 |
0.0 |
32.0 |
| Days with Min Temp Below Freezing |
28.0 |
24.0 |
20.0 |
12.0 |
3.0 |
< 0.5 |
0.0 |
0.0 |
1.0 |
11.0 |
22.0 |
28.0 |
148 |
| | |
| Yakima Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days |
1094 |
801 |
682 |
468 |
255 |
90.0 |
19.0 |
38.0 |
169 |
468 |
792 |
1091 |
5967 |
| Cooling Degree Days |
0.0 |
0.0 |
0.0 |
0.0 |
7.0 |
78.0 |
171 |
162 |
40.0 |
0.0 |
0.0 |
0.0 |
458 |
| | |
| Yakima Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) |
1.2 |
0.7 |
0.7 |
0.5 |
0.5 |
0.5 |
0.2 |
0.4 |
0.4 |
0.5 |
1.0 |
1.4 |
8.0 |
| Days with Precipitation 0.01 inch or More |
10.0 |
7.0 |
7.0 |
5.0 |
5.0 |
5.0 |
2.0 |
3.0 |
3.0 |
5.0 |
9.0 |
10.0 |
70.0 |
| Monthly Snowfall (inches) |
8.3 |
3.4 |
1.5 |
0.0 |
< 0.05 |
0.0 |
0.0 |
0.0 |
0.0 |
0.1 |
2.6 |
8.7 |
24.6 |
| | |
| Other Yakima Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed |
5.6 |
6.4 |
7.9 |
8.6 |
8.5 |
8.2 |
7.8 |
7.4 |
7.3 |
6.6 |
5.8 |
5.1 |
7.1 |
| Clear Days |
4.0 |
4.0 |
6.0 |
6.0 |
8.0 |
10.0 |
19.0 |
18.0 |
15.0 |
9.0 |
5.0 |
4.0 |
109 |
| Partly Cloudy Days |
5.0 |
6.0 |
8.0 |
9.0 |
11.0 |
10.0 |
8.0 |
8.0 |
8.0 |
8.0 |
6.0 |
5.0 |
92.0 |
| Cloudy Days |
22.0 |
18.0 |
17.0 |
14.0 |
12.0 |
10.0 |
4.0 |
6.0 |
7.0 |
13.0 |
19.0 |
22.0 |
164 |
| Avg. Relative Humidity |
66.0 |
76.5 |
67.5 |
57.0 |
52.5 |
50.5 |
49.5 |
48.5 |
52.0 |
56.0 |
63.5 |
74.0 |
76.0 |
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