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St. Xavier MT Weather - Clear - 80°F
Clear
80°F
Updated 5:08 pm
Feels Like 71°F
Humidity 15%
Wind NW 13 mph
Barometer  30.09 in
Dew Point 30°F
St. Xavier MT Weather - Clear - 27°C
Clear
27°C
Updated 5:08 pm
Feels Like 22°C
Humidity 15%
Wind NW 21 km/h
Barometer  101.8 kPa
Dew Point -1°C
St. Xavier, MT Weather and Current Conditionsst. xavier mt weather forecast

St. Xavier, MT Weather Forecast

St. Xavier Montana WeatherSt. Xavier, Montana Weather Weather Forecast
14 day API St. Xavier, MT weather forecast. Note. Our 7-day weather forecast for St. Xavier, Montana is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
St. Xavier, MT Weather Forecast Dated: 508 PM Wed Sep 09 2026
Expect a mild stretch with a mix of sun and clouds and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.

Wednesday, September 9, 2026

Mid-Morning
St. Xavier Weather - 2026-09-09 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
St. Xavier Weather - 2026-09-09 - Afternoon - Overcast
79°F 26°C
Overcast
Early-Evening
St. Xavier Weather - 2026-09-09 - Evening - Sunny
74°F 23°C
Sunny
Pleasant near 79°F 26°C, sunny in the morning, overcast in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling. Winds turning from the S to the WNW at 5 mph 8 km/h.

Thursday, September 10, 2026

Mid-Morning
St. Xavier Weather - 2026-09-10 - Morning - Sunny
71°F 22°C
Sunny
Mid-Afternoon
St. Xavier Weather - 2026-09-10 - Afternoon - Sunny
89°F 32°C
Sunny
Early-Evening
St. Xavier Weather - 2026-09-10 - Evening - Sunny
81°F 28°C
Sunny
Balmy with temperatures reaching 89°F 32°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds switching from the SW to the S at 5 mph 8 km/h.

Friday, September 11, 2026

Mid-Morning
St. Xavier Weather - 2026-09-11 - Morning - Overcast
60°F 16°C
Overcast
Mid-Afternoon
St. Xavier Weather - 2026-09-11 - Afternoon - Overcast
59°F 15°C
Overcast
Early-Evening
St. Xavier Weather - 2026-09-11 - Evening - Overcast
56°F 14°C
Overcast
Comfortable at 59°F 15°C, overcast throughout the day, with increasing humidity and barometric pressure rising. Winds moving from the N to the NE at 8 mph 14 km/h.

Saturday, September 12, 2026

Mid-Morning
St. Xavier Weather - 2026-09-12 - Morning - Overcast
54°F 12°C
Overcast
Mid-Afternoon
St. Xavier Weather - 2026-09-12 - Afternoon - Overcast
63°F 17°C
Overcast
Early-Evening
St. Xavier Weather - 2026-09-12 - Evening - Overcast
61°F 16°C
Overcast
Cool with a high near 63°F 17°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds out of the NE at 13 mph 20 km/h. Gusts up to 23 mph 36 km/h.

Sunday, September 13, 2026

Mid-Morning
St. Xavier Weather - 2026-09-13 - Morning - Scattered Showers
53°F 12°C
Scattered Showers
Mid-Afternoon
St. Xavier Weather - 2026-09-13 - Afternoon - Light Showers
62°F 16°C
Light Showers
Early-Evening
St. Xavier Weather - 2026-09-13 - Evening - Overcast
54°F 12°C
Overcast
Refreshing around 62°F 16°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds building from SE at 3 mph 5 km/h to NNW at 17 mph 27 km/h. Gusts up to 20 mph 32 km/h.

Monday, September 14, 2026

Mid-Morning
St. Xavier Weather - 2026-09-14 - Morning - Sunny
47°F 8°C
Sunny
Mid-Afternoon
St. Xavier Weather - 2026-09-14 - Afternoon - Sunny
63°F 17°C
Sunny
Early-Evening
St. Xavier Weather - 2026-09-14 - Evening - Sunny
61°F 16°C
Sunny
Mildly cool near 63°F 17°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Tuesday, September 15, 2026

Mid-Morning
St. Xavier Weather - 2026-09-15 - Morning - Sunny
54°F 12°C
Sunny
Mid-Afternoon
St. Xavier Weather - 2026-09-15 - Afternoon - Cloudy
71°F 21°C
Cloudy
Early-Evening
St. Xavier Weather - 2026-09-15 - Evening - Overcast
67°F 20°C
Overcast
Comfortable with temperatures reaching 71°F 21°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure.

Wednesday, September 16, 2026

Mid-Morning
St. Xavier Weather - 2026-09-16 - Morning - Overcast
56°F 13°C
Overcast
Mid-Afternoon
St. Xavier Weather - 2026-09-16 - Afternoon - Overcast
66°F 19°C
Overcast
Early-Evening
St. Xavier Weather - 2026-09-16 - Evening - Overcast
64°F 18°C
Overcast
Cool with a high near 66°F 19°C, overcast throughout the day, with steady humidity and steady pressure. Winds turning from the NW to the ESE at 10 mph 15 km/h.

Thursday, September 17, 2026

Mid-Morning
St. Xavier Weather - 2026-09-17 - Morning - Sunny
60°F 16°C
Sunny
Mid-Afternoon
St. Xavier Weather - 2026-09-17 - Afternoon - Overcast
80°F 27°C
Overcast
Early-Evening
St. Xavier Weather - 2026-09-17 - Evening - Cloudy
76°F 24°C
Cloudy
Warm temperatures up to 80°F 27°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with lower humidity and barometric pressure falling.

Friday, September 18, 2026

Mid-Morning
St. Xavier Weather - 2026-09-18 - Morning - Overcast
68°F 20°C
Overcast
Mid-Afternoon
St. Xavier Weather - 2026-09-18 - Afternoon - Overcast
83°F 28°C
Overcast
Early-Evening
St. Xavier Weather - 2026-09-18 - Evening - Overcast
76°F 24°C
Overcast
Very warm with a high of 83°F 28°C, overcast throughout the day, with lower humidity and steady pressure. Winds switching from the NW to the ENE at 9 mph 15 km/h.

Saturday, September 19, 2026

Mid-Morning
St. Xavier Weather - 2026-09-19 - Morning - Overcast
69°F 20°C
Overcast
Mid-Afternoon
St. Xavier Weather - 2026-09-19 - Afternoon - Overcast
86°F 30°C
Overcast
Early-Evening
St. Xavier Weather - 2026-09-19 - Evening - Scattered Showers
73°F 23°C
Scattered Showers
Warm and summery near 86°F 30°C, scattered downpours possible, with steady humidity and steady pressure. Winds moving from the SSE to the NNW at 9 mph 14 km/h.

Sunday, September 20, 2026

Mid-Morning
St. Xavier Weather - 2026-09-20 - Morning - Scattered Showers
61°F 16°C
Scattered Showers
Mid-Afternoon
St. Xavier Weather - 2026-09-20 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
St. Xavier Weather - 2026-09-20 - Evening - Scattered Showers
63°F 18°C
Scattered Showers
Comfortable with temperatures reaching 68°F 20°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds NW at 19 mph 30 km/h.

Monday, September 21, 2026

Mid-Morning
St. Xavier Weather - 2026-09-21 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
St. Xavier Weather - 2026-09-21 - Afternoon - Sunny
74°F 23°C
Sunny
Early-Evening
St. Xavier Weather - 2026-09-21 - Evening - Sunny
69°F 21°C
Sunny
Enjoyable around 74°F 23°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Tuesday, September 22, 2026

Mid-Morning
St. Xavier Weather - 2026-09-22 - Morning - Sunny
66°F 19°C
Sunny
Mid-Afternoon
St. Xavier Weather - 2026-09-22 - Afternoon - Sunny
83°F 29°C
Sunny
Early-Evening
St. Xavier Weather - 2026-09-22 - Evening - Sunny
73°F 23°C
Sunny
Warm temperatures up to 83°F 29°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the W to the ESE at 7 mph 12 km/h.

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Weather by the Numbers

Wed, 9th
St. Xavier MT Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 81°F 27°C
Lo: 48°F 9°C
Sunrise 06:42 AM
Sunset 07:34 PM
Wind W 4 mph6 km/h
Dew Point 30°F-1°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 0% *
Humidity 18%
Thu, 10th
St. Xavier MT Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 90°F 32°C
Lo: 60°F 15°C
Sunrise 06:43 AM
Sunset 07:32 PM
Wind WSW 15 mph24 km/h
Dew Point 26°F-3°C
uv Index 6
Barometric Pressure 29.74 in1007 mb
POP 0% *
Humidity 11%
Fri, 11th
St. Xavier MT Weather - Friday, Sep 11, 2026 - Cloudy
Hi: 68°F 20°C
Lo: 55°F 13°C
Sunrise 06:45 AM
Sunset 07:30 PM
Wind NNE 11 mph18 km/h
Dew Point 44°F7°C
uv Index 5
Barometric Pressure 29.83 in1010 mb
POP 8% *
Humidity 44%
Sat, 12th
St. Xavier MT Weather - Saturday, Sep 12, 2026 - Overcast
Hi: 64°F 18°C
Lo: 53°F 12°C
Sunrise 06:46 AM
Sunset 07:28 PM
Wind E 9 mph15 km/h
Dew Point 39°F4°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 12% *
Humidity 51%
Sun, 13th
St. Xavier MT Weather - Sunday, Sep 13, 2026 - Light Rain Shower
Hi: 62°F 16°C
Lo: 46°F 8°C
Sunrise 06:47 AM
Sunset 07:26 PM
Wind WNW 14 mph22 km/h
Dew Point 47°F8°C
uv Index 3
Barometric Pressure 29.77 in1008 mb
POP 57% *
Humidity 64%
Mon, 14th
St. Xavier MT Weather - Monday, Sep 14, 2026 - Sunny
Hi: 65°F 18°C
Lo: 42°F 5°C
Sunrise 06:48 AM
Sunset 07:24 PM
Wind NNW 2 mph3 km/h
Dew Point 33°F1°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 42%
Tue, 15th
St. Xavier MT Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 71°F 22°C
Lo: 48°F 9°C
Sunrise 06:50 AM
Sunset 07:22 PM
Wind NNW 6 mph10 km/h
Dew Point 34°F1°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 1% *
Humidity 32%
Wed, 16th
St. Xavier MT Weather - Wednesday, Sep 16, 2026 - Cloudy
Hi: 66°F 19°C
Lo: 53°F 12°C
Sunrise 06:51 AM
Sunset 07:20 PM
Wind N 6 mph10 km/h
Dew Point 44°F6°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 9% *
Humidity 49%
Thu, 17th
St. Xavier MT Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 81°F 27°C
Lo: 54°F 12°C
Sunrise 06:52 AM
Sunset 07:18 PM
Wind NE 4 mph6 km/h
Dew Point 50°F10°C
uv Index 6
Barometric Pressure 30.06 in1018 mb
POP 2% *
Humidity 47%
Fri, 18th
St. Xavier MT Weather - Friday, Sep 18, 2026 - Overcast
Hi: 83°F 28°C
Lo: 61°F 16°C
Sunrise 06:53 AM
Sunset 07:16 PM
Wind NNW 6 mph9 km/h
Dew Point 49°F10°C
uv Index 6
Barometric Pressure 29.94 in1014 mb
POP 10% *
Humidity 38%
Sat, 19th
St. Xavier MT Weather - Saturday, Sep 19, 2026 - Overcast
Hi: 86°F 30°C
Lo: 64°F 18°C
Sunrise 06:54 AM
Sunset 07:14 PM
Wind NNE 1 mph1 km/h
Dew Point 47°F9°C
uv Index 6
Barometric Pressure 29.8 in1009 mb
POP 10% *
Humidity 33%
Sun, 20th
St. Xavier MT Weather - Sunday, Sep 20, 2026 - Thundery Outbreaks In Nearby
Hi: 68°F 20°C
Lo: 58°F 14°C
Sunrise 06:56 AM
Sunset 07:12 PM
Wind NNW 9 mph14 km/h
Dew Point 45°F7°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 3% *
Humidity 43%
Mon, 21st
St. Xavier MT Weather - Monday, Sep 21, 2026 - Sunny
Hi: 74°F 23°C
Lo: 53°F 12°C
Sunrise 06:57 AM
Sunset 07:10 PM
Wind WNW 3 mph5 km/h
Dew Point 42°F6°C
uv Index 6
Barometric Pressure 30.12 in1020 mb
POP 1% *
Humidity 39%
Tue, 22nd
St. Xavier MT Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 83°F 29°C
Lo: 57°F 14°C
Sunrise 06:58 AM
Sunset 07:08 PM
Wind NW 11 mph18 km/h
Dew Point 29°F-2°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 0% *
Humidity 16%
* POP = Probability of Precipitation. Data for 12:00 PM.