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 Mount Vernon Weather Forecast Summary |
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Today
Aug 13th
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Friday
Aug 14th
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Saturday
Aug 15th
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Sunday
Aug 16th
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Monday
Aug 17th
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Mostly Sunny |
Mostly Sunny |
Mostly Sunny |
Sunny |
Mostly Sunny |
88°F
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93°F
71°F |
95°F
71°F |
95°F
75°F |
90°F
70°F |
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| Mount Vernon Detailed Weather Forecast |
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| Thursday, August 13th, 2026 |
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Overnight |
Temperature: 70°F |
| A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm. |
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Morning |
Temperature: 75°F |
| Mostly sunny with a chance of showers or thundershowers. |
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Afternoon |
Temperature: 82°F |
| Sunny with cloudy periods with showers likely. Chance of a thunderstorm. |
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Evening |
Temperature: 77°F |
| Mostly clear with a chance of showers or thundershowers. |
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| Friday, August 14th, 2026 |
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Overnight |
Temperature: 71°F |
| Mostly clear with showers likely. Slight chance of a thunderstorm. |
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Morning |
Temperature: 76°F |
| Sunny with cloudy periods with showers likely. Chance of a thunderstorm. |
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Afternoon |
Temperature: 92°F |
| Sunny with a chance of showers or thundershowers. |
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Evening |
Temperature: 80°F |
| Mostly clear. Chance of a thunderstorm. |
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| Saturday, August 15th, 2026 |
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Overnight |
Temperature: 71°F |
| Clear with cloudy periods with a chance of showers. Slight chance of a thunderstorm. |
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Morning |
Temperature: 79°F |
| Sunny with cloudy periods with a slight chance of showers or thundershowers. |
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Afternoon |
Temperature: 91°F |
| Mostly sunny. Chance of a thunderstorm. |
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Evening |
Temperature: 81°F |
| Mostly clear. Chance of a thunderstorm. |
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| Sunday, August 16th, 2026 |
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Overnight |
Temperature: 75°F |
| Clear. Chance of a thunderstorm. |
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Morning |
Temperature: 82°F |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 95°F |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 81°F |
| Clear. Chance of a thunderstorm. |
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| Monday, August 17th, 2026 |
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Overnight |
Temperature: 75°F |
| Mostly clear with a chance of showers or thundershowers. |
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Morning |
Temperature: 76°F |
| Cloudy with a chance of showers or thundershowers. |
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Afternoon |
Temperature: 87°F |
| Mostly sunny with a slight chance of showers or thundershowers. Windy at times. |
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Evening |
Temperature: 73°F |
| Mostly clear with a chance of showers or thundershowers. |
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| Tuesday, August 18th, 2026 |
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Overnight |
Temperature: 68°F |
| Mostly clear. |
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Morning |
Temperature: 74°F |
| Mostly sunny. |
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Afternoon |
Temperature: 87°F |
| Mostly sunny. Slight chance of a thunderstorm. |
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Evening |
Temperature: 72°F |
| Clear. |
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| Wednesday, August 19th, 2026 |
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Overnight |
Temperature: 65°F |
| Clear. |
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Morning |
Temperature: 75°F |
| Sunny. |
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Afternoon |
Temperature: 91°F |
| Mostly sunny. |
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Evening |
Temperature: 76°F |
| Mostly clear. Slight chance of a thunderstorm. |
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| Thursday, August 20th, 2026 |
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Overnight |
Temperature: 72°F |
| A mix of clear and cloudy skies. |
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Morning |
Temperature: 70°F |
| A mix of sun and cloud with a few showers. |
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Afternoon |
Temperature: 89°F |
| Mostly sunny with showers likely. Chance of a thunderstorm. |
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Evening |
Temperature: 81°F |
| Mostly clear. Chance of a thunderstorm. |
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| Friday, August 21st, 2026 |
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Overnight |
Temperature: 75°F |
| Clear. Chance of a thunderstorm. |
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Morning |
Temperature: 82°F |
| Sunny. Chance of a thunderstorm. |
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Afternoon |
Temperature: 96°F |
| Mostly sunny. Chance of a thunderstorm. |
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Evening |
Temperature: 71°F |
| Mostly clear with a chance of showers. Slight chance of a thunderstorm. |
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