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The tables below display average monthly climate and weather indicators in Roswell New Mexico.
Temperature by: Fahrenheit / Centigrade
| Roswell Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature |
4.2 |
6.9 |
11.2 |
16.1 |
20.9 |
25.5 |
27.1 |
25.8 |
22.6 |
16.8 |
10.3 |
4.9 |
16.0 |
| Avg. Max Temperature |
12.4 |
15.5 |
19.9 |
24.8 |
29.3 |
34.2 |
34.8 |
33.3 |
30.0 |
25.2 |
18.9 |
13.3 |
24.3 |
| Avg. Min Temperature |
-4.1 |
-1.6 |
2.4 |
7.4 |
12.6 |
16.7 |
19.3 |
18.3 |
15.1 |
8.4 |
1.7 |
-3.6 |
7.7 |
| Days with Max Temp of 32 C or Higher |
0.0 |
0.0 |
< 0.5 |
1.0 |
9.0 |
22.0 |
25.0 |
22.0 |
10.0 |
2.0 |
0.0 |
0.0 |
92.0 |
| Days with Min Temp Below Freezing |
25.0 |
16.0 |
8.0 |
2.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
1.0 |
12.0 |
24.0 |
88.0 |
| | |
| Roswell Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days |
791 |
574 |
409 |
162 |
19.0 |
0.0 |
0.0 |
0.0 |
8.0 |
122 |
432 |
750 |
3267 |
| Cooling Degree Days |
0.0 |
0.0 |
9.0 |
42.0 |
165 |
387 |
487 |
415 |
236 |
35.0 |
0.0 |
0.0 |
1776 |
| | |
| Roswell Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) |
0.3 |
0.5 |
0.3 |
0.5 |
1.0 |
1.6 |
1.7 |
2.6 |
2.0 |
1.1 |
0.5 |
0.5 |
12.6 |
| Days with Precipitation 0.01 inch or More |
4.0 |
4.0 |
3.0 |
3.0 |
5.0 |
5.0 |
7.0 |
9.0 |
7.0 |
4.0 |
3.0 |
4.0 |
56.0 |
| Monthly Snowfall (inches) |
2.9 |
2.7 |
1.2 |
0.3 |
0.0 |
< 0.05 |
0.0 |
0.0 |
0.0 |
0.2 |
1.2 |
3.2 |
11.7 |
| | |
| Other Roswell Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed |
7.7 |
8.6 |
10.1 |
10.2 |
9.9 |
9.6 |
8.7 |
7.9 |
8.0 |
7.9 |
7.8 |
7.6 |
8.7 |
| Clear Days |
11.0 |
12.0 |
14.0 |
14.0 |
13.0 |
17.0 |
11.0 |
13.0 |
13.0 |
18.0 |
16.0 |
15.0 |
168 |
| Partly Cloudy Days |
9.0 |
8.0 |
9.0 |
9.0 |
12.0 |
10.0 |
15.0 |
12.0 |
8.0 |
6.0 |
7.0 |
9.0 |
113 |
| Cloudy Days |
11.0 |
8.0 |
8.0 |
7.0 |
6.0 |
3.0 |
5.0 |
6.0 |
9.0 |
7.0 |
7.0 |
7.0 |
84.0 |
| Percent of Possible Sunshine |
60.0 |
68.0 |
75.0 |
77.0 |
80.0 |
83.0 |
77.0 |
73.0 |
72.0 |
77.0 |
73.0 |
71.0 |
74.0 |
| Avg. Relative Humidity |
48.0 |
53.5 |
45.0 |
39.5 |
40.0 |
44.0 |
47.0 |
53.0 |
55.5 |
54.0 |
52.0 |
53.0 |
53.5 |
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