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 Lewistown Weather Forecast Summary |
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Today
Oct 15th
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Thursday
Oct 16th
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Friday
Oct 17th
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Saturday
Oct 18th
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Sunday
Oct 19th
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Mostly Sunny |
Cloudy |
Cloudy |
Showers |
Showers |
74°F
|
77°F
54°F |
79°F
61°F |
69°F
61°F |
61°F
46°F |
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| Lewistown Detailed Weather Forecast |
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| Wednesday, October 15th, 2025 |
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Afternoon |
Temperature: 71°F |
| A mix of sun and cloud. Windy at times. |
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Evening |
Temperature: 59°F |
| Clear with cloudy periods. Windy at times. |
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| Thursday, October 16th, 2025 |
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Overnight |
Temperature: 55°F |
| Clear. |
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Morning |
Temperature: 69°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 73°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 65°F |
| Cloudy. Windy at times. |
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| Friday, October 17th, 2025 |
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Overnight |
Temperature: 62°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 70°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 75°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 69°F |
| Cloudy. Windy at times. |
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| Saturday, October 18th, 2025 |
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Overnight |
Temperature: 68°F |
| A mix of cloudy and clear skies with a slight chance of showers. Windy at times. |
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Morning |
Temperature: 65°F |
| Cloudy with showers likely. Windy at times. |
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Afternoon |
Temperature: 64°F |
| Cloudy with showers likely. Windy at times. |
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Evening |
Temperature: 61°F |
| Cloudy with a few showers. Windy at times. |
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| Sunday, October 19th, 2025 |
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Overnight |
Temperature: 51°F |
| Cloudy with showers likely. Windy. |
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Morning |
Temperature: 53°F |
| Cloudy with a few showers. Wind 20 to 30 mph. |
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Afternoon |
Temperature: 57°F |
| Sunny. Windy. |
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Evening |
Temperature: 47°F |
| Clear. |
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| Monday, October 20th, 2025 |
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Overnight |
Temperature: 44°F |
| Clear. |
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Morning |
Temperature: 60°F |
| Sunny. |
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Afternoon |
Temperature: 64°F |
| Cloudy. |
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Evening |
Temperature: 55°F |
| Clear. |
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| Tuesday, October 21st, 2025 |
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Overnight |
Temperature: 52°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 69°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 76°F |
| A mix of cloud and sun. Windy. |
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Evening |
Temperature: 62°F |
| Clear. Windy at times. |
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| Wednesday, October 22nd, 2025 |
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Overnight |
Temperature: 54°F |
| Cloudy. |
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Morning |
Temperature: 60°F |
| Cloudy. |
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Afternoon |
Temperature: 62°F |
| Sunny. |
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Evening |
Temperature: 52°F |
| Clear. |
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| Thursday, October 23rd, 2025 |
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Overnight |
Temperature: 48°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 59°F |
| Cloudy. |
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Afternoon |
Temperature: 59°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 50°F |
| Clear. |
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