Humid subtropical climate
Climate Mount Vernon - Texas
Annual high74ºF
Annual low52ºF
Precipitation47.42 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 54 | 32 | 2.77 | 1 |
| Feb | 58 | 35 | 3.62 | 1 |
| Mar | 66 | 43 | 4.47 | 0 |
| Apr | 74 | 51 | 3.34 | 0 |
| May | 81 | 60 | 5.13 | 0 |
| Jun | 88 | 67 | 4.61 | 0 |
| Jul | 92 | 71 | 3.68 | 0 |
| Aug | 93 | 70 | 2.43 | 0 |
| Sep | 86 | 63 | 3.25 | 0 |
| Oct | 75 | 52 | 5.22 | 0 |
| Nov | 65 | 43 | 4.57 | 0 |
| Dec | 55 | 34 | 4.33 | 1 |
- JanHigh 54ºFLow 32ºFPrecip 2.77 inch
- FebHigh 58ºFLow 35ºFPrecip 3.62 inch
- MarHigh 66ºFLow 43ºFPrecip 4.47 inch
- AprHigh 74ºFLow 51ºFPrecip 3.34 inch
- MayHigh 81ºFLow 60ºFPrecip 5.13 inch
- JunHigh 88ºFLow 67ºFPrecip 4.61 inch
- JulHigh 92ºFLow 71ºFPrecip 3.68 inch
- AugHigh 93ºFLow 70ºFPrecip 2.43 inch
- SepHigh 86ºFLow 63ºFPrecip 3.25 inch
- OctHigh 75ºFLow 52ºFPrecip 5.22 inch
- NovHigh 65ºFLow 43ºFPrecip 4.57 inch
- DecHigh 55ºFLow 34ºFPrecip 4.33 inch
Climate summary
What is the average weather in Mount Vernon, Texas?
Mount Vernon experiences a humid subtropical climate, characterized by hot summers and cold winters with strong seasonal temperature contrasts. Rainfall is fairly wet and spread evenly throughout the year, though heavy seasonal downpours or afternoon thunderstorms can occur in warmer months. The area also sees occasional snowfall.
Mount Vernon weather averages
Annual high74ºF
Annual low52ºF
Precipitation47.42 inch
Snowfall3 inch
Daily normals Mount Vernon - Texas - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 55.0 | 34.0 | 0.13 | 0.13 | 0.00 | 0.00 |
| Jan 2 | 55.0 | 34.0 | 0.26 | 0.26 | 0.00 | 0.00 |
| Jan 3 | 54.9 | 33.9 | 0.40 | 0.40 | 0.10 | 0.10 |
| Jan 4 | 54.9 | 33.9 | 0.54 | 0.54 | 0.10 | 0.10 |
| Jan 5 | 54.9 | 33.9 | 0.67 | 0.67 | 0.10 | 0.10 |
| Jan 6 | 54.8 | 33.9 | 0.80 | 0.80 | 0.10 | 0.10 |
| Jan 7 | 54.8 | 33.8 | 0.92 | 0.92 | 0.10 | 0.10 |
| Jan 8 | 54.9 | 33.8 | 1.05 | 1.05 | 0.10 | 0.10 |
| Jan 9 | 54.9 | 33.8 | 1.18 | 1.18 | 0.20 | 0.20 |
| Jan 10 | 54.9 | 33.8 | 1.30 | 1.30 | 0.20 | 0.20 |
| Jan 11 | 54.9 | 33.8 | 1.42 | 1.42 | 0.20 | 0.20 |
| Jan 12 | 55.0 | 33.9 | 1.53 | 1.53 | 0.20 | 0.20 |
| Jan 13 | 55.1 | 33.9 | 1.64 | 1.64 | 0.20 | 0.20 |
| Jan 14 | 55.1 | 33.9 | 1.75 | 1.75 | 0.20 | 0.20 |
| Jan 15 | 55.2 | 33.9 | 1.86 | 1.86 | 0.30 | 0.30 |
| Jan 16 | 55.3 | 34.0 | 1.97 | 1.97 | 0.30 | 0.30 |
| Jan 17 | 55.4 | 34.0 | 2.07 | 2.07 | 0.30 | 0.30 |
| Jan 18 | 55.5 | 34.1 | 2.17 | 2.17 | 0.30 | 0.30 |
| Jan 19 | 55.6 | 34.1 | 2.27 | 2.27 | 0.30 | 0.30 |
| Jan 20 | 55.7 | 34.2 | 2.37 | 2.37 | 0.30 | 0.30 |
| Jan 21 | 55.8 | 34.2 | 2.47 | 2.47 | 0.30 | 0.30 |
| Jan 22 | 56.0 | 34.3 | 2.56 | 2.56 | 0.30 | 0.30 |
| Jan 23 | 56.1 | 34.4 | 2.66 | 2.66 | 0.30 | 0.30 |
| Jan 24 | 56.2 | 34.5 | 2.76 | 2.76 | 0.40 | 0.40 |
| Jan 25 | 56.4 | 34.6 | 2.85 | 2.85 | 0.40 | 0.40 |
| Jan 26 | 56.5 | 34.6 | 2.94 | 2.94 | 0.40 | 0.40 |
| Jan 27 | 56.7 | 34.7 | 3.02 | 3.02 | 0.40 | 0.40 |
| Jan 28 | 56.8 | 34.8 | 3.12 | 3.12 | 0.40 | 0.40 |
| Jan 29 | 57.0 | 35.0 | 3.21 | 3.21 | 0.40 | 0.40 |
| Jan 30 | 57.2 | 35.1 | 3.31 | 3.31 | 0.50 | 0.50 |
| Jan 31 | 57.3 | 35.2 | 3.41 | 3.41 | 0.50 | 0.50 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Mount Vernon - September 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Sep 1 | 102.0 | 75.0 | 0.00 |
| Sep 2 | 100.0 | 69.1 | 0.00 |
| Sep 3 | 98.1 | 73.0 | 0.00 |
| Sep 4 | 95.0 | 73.0 | 0.00 |
| Sep 5 | 100.0 | 77.0 | 0.00 |
| Sep 6 | 100.9 | 73.0 | T |
| Sep 7 | 100.9 | 75.9 | 0.00 |
| Sep 8 | 100.9 | 75.9 | 0.00 |
| Sep 9 | 100.0 | 75.9 | 0.00 |
| Sep 10 | 99.0 | 75.9 | 0.00 |
| Sep 11 | 98.1 | 75.9 | 0.00 |
| Sep 12 | 93.9 | 75.9 | 0.08 |
| Sep 13 | 100.9 | 75.9 | 0.00 |
| Sep 14 | 100.9 | 75.9 | 0.00 |
| Sep 15 | 100.0 | 78.1 | 0.00 |
| Sep 16 | 100.9 | 75.9 | 0.00 |
| Sep 17 | 100.0 | 78.1 | 0.00 |
| Sep 18 | 99.0 | 73.9 | 0.00 |
| Sep 19 | 99.0 | 73.0 | 0.00 |
| Sep 20 | 97.0 | 72.0 | 0.00 |
| Sep 21 | 97.0 | 72.0 | 0.00 |
| Sep 22 | 99.0 | 69.1 | T |
| Sep 23 | 95.0 | 66.0 | 0.00 |
| Sep 24 | 93.9 | 66.0 | 0.00 |
| Sep 25 | 90.0 | 59.0 | 0.00 |
| Sep 26 | 90.0 | 59.0 | 0.00 |
| Sep 27 | 91.9 | 66.9 | 0.00 |
| Sep 28 | 93.0 | 66.9 | 0.00 |
| Sep 29 | 93.0 | 68.0 | 0.00 |
| Sep 30 | 93.9 | 70.0 | 0.00 |
The data for September 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature102.0ºF · Sep 1
- Lowest max temperature90.0ºF · Sep 25
- Highest min temperature78.1ºF · Sep 15
- Lowest min temperature59.0ºF · Sep 25
Geo Mount Vernon - Texas
Location
- Country
- United States
- State
- Texas
- County
- Franklin
- City
- Mount Vernon
- Zip Code
- 75457
- Elevation
- 404 ft
- Longitude
- -95.24
- Latitude
- 33.22
- ICAO
- –
- IATA
- –