Jay Lake, MT 14 Day Weather

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Jay Lake, MT Weather - 14-Day Weather Forecast

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Jay Lake MT Weather - Mostly Clear - 66°F
Mostly Clear
66°F
Updated 12:12 am
Feels Like 42°F
Humidity 69%
Wind E 13 mph
Barometer  29.89 in
Dew Point 56°F
Jay Lake MT Weather - Mostly Clear - 19°C
Mostly Clear
19°C
Updated 12:12 am
Feels Like 6°C
Humidity 69%
Wind E 21 km/h
Barometer  101.2 kPa
Dew Point 13°C
Jay Lake, MT Weather and Current Conditionsjay lake mt weather forecast

Jay Lake, MT Weather Forecast

Jay Lake Montana WeatherJay Lake, Montana Weather Weather Forecast
14 day API Jay Lake weather forecast. Note. Our 7-day Jay Lake weather forecast is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Jay Lake, MT Weather Forecast Dated: 1212 AM Mon Sep 07 2026
Expect a cool pattern with plenty of sunshine and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Monday, September 7, 2026

Mid-Morning
Jay Lake Weather - 2026-09-07 - Morning - Sunny
47°F 8°C
Sunny
Mid-Afternoon
Jay Lake Weather - 2026-09-07 - Afternoon - Sunny
52°F 11°C
Sunny
Early-Evening
Jay Lake Weather - 2026-09-07 - Evening - Sunny
48°F 9°C
Sunny
Brisk around 52°F 11°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds out of the WSW at 20 mph 33 km/h. Gusts up to 29 mph 46 km/h.

Tuesday, September 8, 2026

Mid-Morning
Jay Lake Weather - 2026-09-08 - Morning - Sunny
44°F 6°C
Sunny
Mid-Afternoon
Jay Lake Weather - 2026-09-08 - Afternoon - Overcast
56°F 13°C
Overcast
Early-Evening
Jay Lake Weather - 2026-09-08 - Evening - Scattered Showers
45°F 7°C
Scattered Showers
Cool and brisk at 56°F 13°C, scattered downpours possible, with steady humidity and steady pressure. Winds blowing from the W at 14 mph 23 km/h.

Wednesday, September 9, 2026

Mid-Morning
Jay Lake Weather - 2026-09-09 - Morning - Sunny
49°F 9°C
Sunny
Mid-Afternoon
Jay Lake Weather - 2026-09-09 - Afternoon - Sunny
63°F 17°C
Sunny
Early-Evening
Jay Lake Weather - 2026-09-09 - Evening - Sunny
55°F 13°C
Sunny
Comfortable at 63°F 17°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds WSW at 10 mph 16 km/h.

Thursday, September 10, 2026

Mid-Morning
Jay Lake Weather - 2026-09-10 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
Jay Lake Weather - 2026-09-10 - Afternoon - Sunny
65°F 18°C
Sunny
Early-Evening
Jay Lake Weather - 2026-09-10 - Evening - Partly Cloudy
58°F 14°C
Partly Cloudy
Cool with a high near 65°F 18°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds out of the WSW at 15 mph 24 km/h. Gusts up to 24 mph 40 km/h.

Friday, September 11, 2026

Mid-Morning
Jay Lake Weather - 2026-09-11 - Morning - Sunny
51°F 10°C
Sunny
Mid-Afternoon
Jay Lake Weather - 2026-09-11 - Afternoon - Overcast
64°F 18°C
Overcast
Early-Evening
Jay Lake Weather - 2026-09-11 - Evening - Cloudy
55°F 13°C
Cloudy
Refreshing around 64°F 18°C, partly cloudy in the morning, overcast in the afternoon, and cloudy this evening, with increasing humidity and barometric pressure falling. Winds building from WSW at 3 mph 5 km/h to SW at 12 mph 19 km/h. Gusts up to 23 mph 36 km/h.

Saturday, September 12, 2026

Mid-Morning
Jay Lake Weather - 2026-09-12 - Morning - Scattered Showers
49°F 10°C
Scattered Showers
Mid-Afternoon
Jay Lake Weather - 2026-09-12 - Afternoon - Cloudy
59°F 15°C
Cloudy
Early-Evening
Jay Lake Weather - 2026-09-12 - Evening - Overcast
51°F 10°C
Overcast
Mildly cool near 59°F 15°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds turning from the WSW to the ENE at 6 mph 10 km/h.

Sunday, September 13, 2026

Mid-Morning
Jay Lake Weather - 2026-09-13 - Morning - Heavy Snow Showers
29°F -2°C
Heavy Snow Showers
Mid-Afternoon
Jay Lake Weather - 2026-09-13 - Afternoon - Heavy Snow Showers
36°F 2°C
Heavy Snow Showers
Early-Evening
Jay Lake Weather - 2026-09-13 - Evening - Heavy Snow Showers
34°F 1°C
Heavy Snow Showers
Nippy around 36°F 2°C, rounds of snow expected off and on all day, with steady humidity and barometric pressure rising. New snow accumulation of 4 to 7 in. 10 to 18 cm. Winds switching from the WSW to the SSW at 8 mph 13 km/h.

Monday, September 14, 2026

Mid-Morning
Jay Lake Weather - 2026-09-14 - Morning - Sunny
39°F 4°C
Sunny
Mid-Afternoon
Jay Lake Weather - 2026-09-14 - Afternoon - Sunny
53°F 11°C
Sunny
Early-Evening
Jay Lake Weather - 2026-09-14 - Evening - Sunny
46°F 7°C
Sunny
Crisp with a high near 53°F 11°C, sunny throughout the day, with lower humidity and steady pressure. Winds blowing from the WSW at 9 mph 14 km/h.

Tuesday, September 15, 2026

Mid-Morning
Jay Lake Weather - 2026-09-15 - Morning - Sunny
47°F 8°C
Sunny
Mid-Afternoon
Jay Lake Weather - 2026-09-15 - Afternoon - Partly Cloudy
59°F 15°C
Partly Cloudy
Early-Evening
Jay Lake Weather - 2026-09-15 - Evening - Sunny
48°F 9°C
Sunny
Refreshing around 59°F 15°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds swinging from the SW to the NE at 4 mph 6 km/h.

Wednesday, September 16, 2026

Mid-Morning
Jay Lake Weather - 2026-09-16 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Jay Lake Weather - 2026-09-16 - Afternoon - Sunny
60°F 16°C
Sunny
Early-Evening
Jay Lake Weather - 2026-09-16 - Evening - Sunny
52°F 11°C
Sunny
Mildly cool near 60°F 16°C, sunny throughout the day, with lower humidity and steady pressure.

Thursday, September 17, 2026

Mid-Morning
Jay Lake Weather - 2026-09-17 - Morning - Sunny
54°F 12°C
Sunny
Mid-Afternoon
Jay Lake Weather - 2026-09-17 - Afternoon - Sunny
65°F 19°C
Sunny
Early-Evening
Jay Lake Weather - 2026-09-17 - Evening - Sunny
57°F 14°C
Sunny
Comfortable at 65°F 19°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds shifting from the SW to the WSW at 15 mph 24 km/h. Gusts up to 23 mph 37 km/h.

Friday, September 18, 2026

Mid-Morning
Jay Lake Weather - 2026-09-18 - Morning - Partly Cloudy
51°F 10°C
Partly Cloudy
Mid-Afternoon
Jay Lake Weather - 2026-09-18 - Afternoon - Light Showers
44°F 6°C
Light Showers
Early-Evening
Jay Lake Weather - 2026-09-18 - Evening - Heavy Snow Showers
32°F 0°C
Heavy Snow Showers
Cold with a high near 44°F 6°C, dry early, with showers continuing through afternoon and evening, with increasing humidity and barometric pressure rising. Snow accumulation up to 2 in. up to 5 cm. Winds turning from the SW to the NNE at 10 mph 15 km/h.

Saturday, September 19, 2026

Mid-Morning
Jay Lake Weather - 2026-09-19 - Morning - Freezing Rain
26°F -3°C
Freezing Rain
Mid-Afternoon
Jay Lake Weather - 2026-09-19 - Afternoon - Heavy Snow Showers
33°F 0°C
Heavy Snow Showers
Early-Evening
Jay Lake Weather - 2026-09-19 - Evening - Sunny
29°F -2°C
Sunny
Nippy around 33°F 0°C, intermittent freezing rain through midday, easing by evening, with lower humidity and steady pressure. Snow accumulation up to 2 in. up to 5 cm.

Sunday, September 20, 2026

Mid-Morning
Jay Lake Weather - 2026-09-20 - Morning - Sunny
34°F 1°C
Sunny
Mid-Afternoon
Jay Lake Weather - 2026-09-20 - Afternoon - Sunny
50°F 10°C
Sunny
Early-Evening
Jay Lake Weather - 2026-09-20 - Evening - Partly Cloudy
43°F 6°C
Partly Cloudy
Cool and brisk at 50°F 10°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds WSW at 11 mph 18 km/h.

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Weather by the Numbers

Mon, 7th
Jay Lake MT Weather - Monday, Sep 7, 2026 - Patchy Rain Nearby
Hi: 53°F 12°C
Lo: 40°F 5°C
Sunrise 06:48 AM
Sunset 07:45 PM
Wind SW 18 mph29 km/h
Dew Point 21°F-6°C
uv Index 6
Barometric Pressure 29.85 in1011 mb
POP 7% *
Humidity 31%
Tue, 8th
Jay Lake MT Weather - Tuesday, Sep 8, 2026 - Sunny
Hi: 56°F 13°C
Lo: 35°F 2°C
Sunrise 06:49 AM
Sunset 07:43 PM
Wind WSW 9 mph15 km/h
Dew Point 21°F-6°C
uv Index 6
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 29%
Wed, 9th
Jay Lake MT Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 64°F 18°C
Lo: 38°F 3°C
Sunrise 06:51 AM
Sunset 07:42 PM
Wind WSW 9 mph14 km/h
Dew Point 21°F-6°C
uv Index 6
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 24%
Thu, 10th
Jay Lake MT Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 66°F 19°C
Lo: 43°F 6°C
Sunrise 06:52 AM
Sunset 07:40 PM
Wind WSW 11 mph18 km/h
Dew Point 22°F-6°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 0% *
Humidity 22%
Fri, 11th
Jay Lake MT Weather - Friday, Sep 11, 2026 - Sunny
Hi: 64°F 18°C
Lo: 43°F 6°C
Sunrise 06:53 AM
Sunset 07:38 PM
Wind WSW 7 mph12 km/h
Dew Point 29°F-2°C
uv Index 4
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 32%
Sat, 12th
Jay Lake MT Weather - Saturday, Sep 12, 2026 - Patchy Rain Nearby
Hi: 59°F 15°C
Lo: 41°F 5°C
Sunrise 06:54 AM
Sunset 07:36 PM
Wind WSW 18 mph30 km/h
Dew Point 31°F-0°C
uv Index 3
Barometric Pressure 29.65 in1004 mb
POP 6% *
Humidity 35%
Sun, 13th
Jay Lake MT Weather - Sunday, Sep 13, 2026 - Moderate Or Heavy Snow Showers
Hi: 40°F 5°C
Lo: 27°F -3°C
Sunrise 06:55 AM
Sunset 07:34 PM
Wind W 5 mph9 km/h
Dew Point 31°F-1°C
uv Index 1
Barometric Pressure 30.12 in1020 mb
POP 85% *
Humidity 98%
Mon, 14th
Jay Lake MT Weather - Monday, Sep 14, 2026 - Sunny
Hi: 53°F 11°C
Lo: 31°F -1°C
Sunrise 06:57 AM
Sunset 07:32 PM
Wind SW 11 mph18 km/h
Dew Point 39°F4°C
uv Index 3
Barometric Pressure 30.03 in1017 mb
POP 8% *
Humidity 77%
Tue, 15th
Jay Lake MT Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 59°F 15°C
Lo: 38°F 4°C
Sunrise 06:58 AM
Sunset 07:30 PM
Wind SW 8 mph13 km/h
Dew Point 26°F-3°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 1% *
Humidity 32%
Wed, 16th
Jay Lake MT Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 60°F 16°C
Lo: 36°F 2°C
Sunrise 06:59 AM
Sunset 07:28 PM
Wind W 4 mph6 km/h
Dew Point 31°F-1°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 1% *
Humidity 38%
Thu, 17th
Jay Lake MT Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 65°F 19°C
Lo: 46°F 8°C
Sunrise 07:00 AM
Sunset 07:26 PM
Wind WSW 12 mph19 km/h
Dew Point 27°F-3°C
uv Index 5
Barometric Pressure 29.91 in1013 mb
POP 0% *
Humidity 26%
Fri, 18th
Jay Lake MT Weather - Friday, Sep 18, 2026 - Overcast
Hi: 51°F 10°C
Lo: 26°F -3°C
Sunrise 07:02 AM
Sunset 07:24 PM
Wind WSW 4 mph6 km/h
Dew Point 31°F-1°C
uv Index 3
Barometric Pressure 29.8 in1009 mb
POP 11% *
Humidity 47%
Sat, 19th
Jay Lake MT Weather - Saturday, Sep 19, 2026 - Moderate Or Heavy Snow Showers
Hi: 33°F 0°C
Lo: 23°F -5°C
Sunrise 07:03 AM
Sunset 07:22 PM
Wind NNW 4 mph7 km/h
Dew Point 27°F-3°C
uv Index 1
Barometric Pressure 30.24 in1024 mb
POP 47% *
Humidity 93%
Sun, 20th
Jay Lake MT Weather - Sunday, Sep 20, 2026 - Partly Cloudy
Hi: 50°F 10°C
Lo: 24°F -4°C
Sunrise 07:04 AM
Sunset 07:20 PM
Wind SW 12 mph19 km/h
Dew Point 23°F-5°C
uv Index 3
Barometric Pressure 30.06 in1018 mb
POP 2% *
Humidity 42%
* POP = Probability of Precipitation. Data for 12:00 PM.