 |
 Current Lewistown Weather Conditions |
Updated September 18th at 11:54 am |
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| Temperature: | 70°F |
Dew Point: | 46°F |
| Barometer: | 30.06 inHg |
Wind: | calm |
| Humidity: | 43.1% |
Visibility: | 0M |
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| Lewistown Weather Forecast Summary |
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Today
Sep 18th
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Friday
Sep 19th
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Saturday
Sep 20th
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Sunday
Sep 21st
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Monday
Sep 22nd
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Cloudy |
Cloudy |
Mix of Sun and Cloud |
Cloudy |
Cloudy |
72°F
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73°F
52°F |
81°F
57°F |
78°F
54°F |
60°F
43°F |
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| Lewistown Detailed Weather Forecast |
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| Thursday, September 18th, 2025 |
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Afternoon |
Temperature: 68°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 55°F |
| Clear. |
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| Friday, September 19th, 2025 |
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Overnight |
Temperature: 52°F |
| Clear. |
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Morning |
Temperature: 66°F |
| Cloudy. |
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Afternoon |
Temperature: 69°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 60°F |
| Cloudy. |
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| Saturday, September 20th, 2025 |
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Overnight |
Temperature: 57°F |
| Clear. |
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Morning |
Temperature: 74°F |
| A mix of sun and cloud. Windy at times. |
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Afternoon |
Temperature: 77°F |
| Sunny. |
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Evening |
Temperature: 63°F |
| Clear with cloudy periods. |
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| Sunday, September 21st, 2025 |
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Overnight |
Temperature: 64°F |
| Clear. Windy at times. |
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Morning |
Temperature: 73°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 66°F |
| Cloudy. Windy. |
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Evening |
Temperature: 57°F |
| A mix of cloudy and clear skies. Wind 20 to 30 mph. |
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| Monday, September 22nd, 2025 |
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Overnight |
Temperature: 47°F |
| A mix of cloudy and clear skies. Wind 20 to 30 mph. |
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Morning |
Temperature: 52°F |
| Cloudy with a chance of showers. Windy. |
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Afternoon |
Temperature: 59°F |
| Sunny. |
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Evening |
Temperature: 49°F |
| Clear. |
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| Tuesday, September 23rd, 2025 |
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Overnight |
Temperature: 47°F |
| Clear. |
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Morning |
Temperature: 66°F |
| Sunny. |
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Afternoon |
Temperature: 70°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 57°F |
| Clear. |
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| Wednesday, September 24th, 2025 |
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Overnight |
Temperature: 56°F |
| Clear. |
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Morning |
Temperature: 71°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 73°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 61°F |
| Clear. |
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| Thursday, September 25th, 2025 |
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Overnight |
Temperature: 59°F |
| Clear. |
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Morning |
Temperature: 71°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 72°F |
| Cloudy. Windy at times. |
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Evening |
Temperature: 63°F |
| Cloudy. |
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| Friday, September 26th, 2025 |
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Overnight |
Temperature: 58°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 71°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 50°F |
| Cloudy with showers likely. Windy. |
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Evening |
Temperature: 44°F |
| Cloudy with a chance of showers. Windy. |
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