No
you don't need a jacket based on the weather in Lewistown Municipal Airport, 1601 D St, Lewistown, MT 59457, USA 1 second ago
59°F15°C & Cloudy
Wind is 10 mph16 km/h from the Southeast, gusting to 18 mph29 km/h
| October 26 | ||||
| 1am | 58°F14°C | 11 mph18 km/h Southeast | Cloudy | |
| 2am | 57°F14°C | 10 mph16 km/h South | Cloudy | |
| 3am | 56°F13°C | 10 mph16 km/h South | Mostly Cloudy | |
| 4am | 54°F12°C | 12 mph20 km/h South | Partly Cloudy | |
| 5am | 53°F12°C | 11 mph18 km/h South | Partly Cloudy | |
| 6am | 52°F11°C | 15 mph23 km/h Southwest | Mostly Cloudy | |
| 7am | 52°F11°C | 10 mph16 km/h Southwest | Partly Cloudy | |
| 8am | 50°F10°C | 9 mph14 km/h Southwest | Mostly Cloudy | |
| 9am | 48°F9°C | 11 mph18 km/h West | Cloudy | |
| 10am | 46°F8°C | 10 mph16 km/h West | Cloudy | |
| 11am | 44°F7°C | 12 mph19 km/h West | Cloudy | |
| 12pm | 42°F6°C | 12 mph19 km/h West | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 25 | 50°F10°C | 62°F17°C | 6 mph9 km/h from Southeast | Mostly Cloudy | Mostly Cloudy |
| October 26 | 36°F2°C | 52°F11°C | 15 mph23 km/h from West | Partly Cloudy | Partly Cloudy |
| October 27 | 31°F-0°C | 44°F7°C | 16 mph26 km/h from West | Windy | Clear |
| October 28 | 27°F-3°C | 46°F8°C | 7 mph11 km/h from West | Clear | Mostly Clear |
| October 29 | 33°F0°C | 62°F17°C | 9 mph15 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| October 30 | 33°F1°C | 51°F11°C | 4 mph7 km/h from Southwest | Partly Cloudy | Mostly Clear |
| October 31 | 35°F1°C | 57°F14°C | 10 mph16 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 37°F3°C, High of 52°F11°CWind: 15 mph23 km/h
Precipitation: None