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Georgetown, MT Weather Forecast
Georgetown, MT Weather Forecast Dated: 346 AM Sat Sep 05 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.
Saturday, September 5, 2026
Mid-Morning
45°F 7°C
Light Showers
Mid-Afternoon
58°F 15°C
Scattered Showers
Early-Evening
55°F 13°C
Nearby Thunderstorms
Refreshing around 58°F 15°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling.
Sunday, September 6, 2026
Mid-Morning
50°F 10°C
Partly Cloudy
Mid-Afternoon
69°F 20°C
Nearby Thunderstorms
Early-Evening
56°F 14°C
Overcast
Comfortable with temperatures reaching 69°F 20°C, locally heavy thunderstorms at times, with lower humidity and barometric pressure falling.
Monday, September 7, 2026
Mid-Morning
46°F 8°C
Light Showers
Mid-Afternoon
43°F 6°C
Heavy Rain Showers
Early-Evening
44°F 7°C
Light Showers
Cold with a high near 43°F 6°C, on-and-off showers throughout the day, with steady humidity and steady pressure.
Tuesday, September 8, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
55°F 13°C
Sunny
Cool with a high near 64°F 18°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.
Wednesday, September 9, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
71°F 21°C
Overcast
Early-Evening
61°F 16°C
Scattered Showers
Mild with a high of 71°F 21°C, scattered downpours possible, with steady humidity and steady pressure.
Thursday, September 10, 2026
Mid-Morning
55°F 13°C
Cloudy
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
59°F 15°C
Partly Cloudy
Mildly cool near 66°F 19°C, cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the SW to the S at 6 mph 9 km/h.
Friday, September 11, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
59°F 15°C
Overcast
Comfortable with temperatures reaching 71°F 22°C, sunny in the morning, becoming overcast through the afternoon and evening, with increasing humidity and steady pressure. Winds switching from the SW to the SSE at 5 mph 9 km/h.
Saturday, September 12, 2026
Mid-Morning
54°F 12°C
Scattered Showers
Mid-Afternoon
67°F 19°C
Overcast
Early-Evening
57°F 14°C
Cloudy
Cool with a high near 67°F 19°C, scattered downpours possible, with lower humidity and steady pressure. Winds moving from the W to the SSW at 8 mph 12 km/h.
Sunday, September 13, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
67°F 19°C
Cloudy
Early-Evening
56°F 14°C
Overcast
Refreshing around 67°F 19°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds swinging from the W to the E at 8 mph 12 km/h.
Monday, September 14, 2026
Mid-Morning
49°F 10°C
Scattered Showers
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
58°F 14°C
Nearby Thunderstorms
Mild with a high of 68°F 20°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds shifting from the SE to the ENE at 6 mph 9 km/h.
Tuesday, September 15, 2026
Mid-Morning
53°F 12°C
Overcast
Mid-Afternoon
69°F 21°C
Nearby Thunderstorms
Early-Evening
58°F 14°C
Partly Cloudy
Pleasant near 69°F 21°C, locally heavy thunderstorms at times, with steady humidity and steady pressure.
Wednesday, September 16, 2026
Mid-Morning
49°F 10°C
Scattered Showers
Mid-Afternoon
67°F 20°C
Sunny
Early-Evening
59°F 15°C
Nearby Thunderstorms
Cool with a high near 67°F 20°C, locally heavy downpours at times, with lower humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
56°F 13°C
Overcast
Mid-Afternoon
73°F 23°C
Overcast
Early-Evening
62°F 17°C
Cloudy
Enjoyable around 73°F 23°C, overcast throughout the day, with lower humidity and barometric pressure falling.
Friday, September 18, 2026
Mid-Morning
49°F 9°C
Scattered Thunderstorms
Mid-Afternoon
56°F 14°C
Scattered Showers
Early-Evening
50°F 11°C
Sunny
Cool and brisk at 56°F 14°C, locally heavy thunderstorms at times, with lower humidity and steady pressure. Winds W at 13 mph 21 km/h.
Georgetown, MT Weather Radar Map
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