Weather Averages for Mount Vernon, TX
7-day Forecast / 10-day Forecast
| Tuesday |
|
High: 63°F Low: 39°F |
Overcast |
|
| Wednesday |
|
High: 68°F Low: 49°F |
Overcast |
|
| Thursday |
|
High: 61°F Low: 43°F |
Partly Cloudy |
|
| Friday |
|
High: 61°F Low: 37°F |
Sunny |
|
| Saturday |
|
High: 52°F Low: 46°F |
Light drizzle |
|
Average temperature over 30 years |
°F |
62 |
41 |
45 |
54 |
63 |
70 |
78 |
82 |
81 |
74 |
63 |
53 |
44 |
Average high temperature over 30 years |
°F |
75 |
53 |
58 |
67 |
76 |
82 |
89 |
94 |
94 |
87 |
78 |
66 |
57 |
Average low temperature over 30 years |
°F |
50 |
28 |
32 |
40 |
50 |
58 |
66 |
69 |
68 |
62 |
49 |
40 |
31 |
Average precipitation over 30 years |
in |
46.8 |
2.8 |
3.7 |
4.4 |
4.3 |
5.1 |
4.3 |
3.4 |
2.4 |
3.9 |
4.2 |
4.5 |
3.9 |
Heating degree days over 30 years |
days |
2857 |
741 |
549 |
350 |
112 |
12 |
- |
- |
- |
7 |
107 |
347 |
632 |
Cooling degree days over 30 years |
days |
2096 |
- |
- |
15 |
61 |
194 |
399 |
527 |
515 |
304 |
70 |
11 |
- |
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