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Castle Lake, UT Weather Forecast
Castle Lake, UT Weather Forecast Dated: 801 PM Sun Oct 18 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Sunday, October 18, 2026
Mid-Morning
40°F 4°C
Overcast
Mid-Afternoon
55°F 13°C
Overcast
Early-Evening
43°F 6°C
Overcast
Brisk around 55°F 13°C, overcast through the afternoon, turning cloudy this evening, with increasing humidity and steady pressure. Winds out of the NNW at 9 mph 14 km/h.
Monday, October 19, 2026
Mid-Morning
44°F 7°C
Sunny
Mid-Afternoon
53°F 12°C
Scattered Showers
Early-Evening
44°F 7°C
Scattered Showers
Cool and brisk at 53°F 12°C, scattered downpours possible, with steady humidity and steady pressure.
Tuesday, October 20, 2026
Mid-Morning
44°F 7°C
Partly Cloudy
Mid-Afternoon
52°F 11°C
Light Showers
Early-Evening
43°F 7°C
Light Showers
Chilly near 52°F 11°C, dry early, with showers continuing through afternoon and evening, with steady humidity and steady pressure.
Wednesday, October 21, 2026
Mid-Morning
45°F 7°C
Sunny
Mid-Afternoon
58°F 15°C
Sunny
Early-Evening
46°F 8°C
Sunny
Cool with a high near 58°F 15°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure.
Thursday, October 22, 2026
Mid-Morning
47°F 9°C
Sunny
Mid-Afternoon
46°F 8°C
Light Rain
Early-Evening
38°F 3°C
Sleet
Brisk around 46°F 8°C, clouds and showers taking over for the afternoon and evening, with increasing humidity and barometric pressure falling. Winds switching from the S to the SSE at 7 mph 11 km/h.
Friday, October 23, 2026
Mid-Morning
39°F 4°C
Scattered Showers
Mid-Afternoon
44°F 7°C
Scattered Showers
Early-Evening
38°F 4°C
Overcast
Cold with a high near 44°F 7°C, locally heavy downpours at times, with steady humidity and barometric pressure rising. Winds moving from the SSW to the WSW at 9 mph 15 km/h. Gusts up to 21 mph 34 km/h.
Saturday, October 24, 2026
Mid-Morning
35°F 2°C
Sunny
Mid-Afternoon
48°F 9°C
Sunny
Early-Evening
36°F 2°C
Sunny
Chilly near 48°F 9°C, sunny through the afternoon, turning cloudy this evening, with increasing humidity and steady pressure.
Sunday, October 25, 2026
Mid-Morning
34°F 1°C
Sunny
Mid-Afternoon
52°F 11°C
Sunny
Early-Evening
36°F 3°C
Sunny
Crisp with a high near 52°F 11°C, sunny throughout the day, with increasing humidity and barometric pressure falling.
Monday, October 26, 2026
Mid-Morning
36°F 2°C
Sunny
Mid-Afternoon
54°F 12°C
Sunny
Early-Evening
38°F 3°C
Cloudy
Brisk around 54°F 12°C, sunny through the afternoon, turning cloudy this evening, with increasing humidity and steady pressure.
Tuesday, October 27, 2026
Mid-Morning
38°F 3°C
Sunny
Mid-Afternoon
53°F 11°C
Overcast
Early-Evening
44°F 7°C
Overcast
Cool and brisk at 53°F 11°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds out of the SSW at 14 mph 22 km/h. Gusts up to 32 mph 52 km/h.
Wednesday, October 28, 2026
Mid-Morning
38°F 3°C
Sunny
Mid-Afternoon
46°F 8°C
Cloudy
Early-Evening
35°F 2°C
Overcast
Chilly near 46°F 8°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds blowing from the WSW at 15 mph 24 km/h.
Thursday, October 29, 2026
Mid-Morning
36°F 2°C
Sunny
Mid-Afternoon
44°F 7°C
Scattered Showers
Early-Evening
33°F 1°C
Light Snow Showers
Cold with a high near 44°F 7°C, locally heavy downpours at times, with steady humidity and steady pressure.
Friday, October 30, 2026
Mid-Morning
34°F 1°C
Partly Cloudy
Mid-Afternoon
48°F 9°C
Partly Cloudy
Early-Evening
34°F 1°C
Sunny
Brisk around 48°F 9°C, partly cloudy throughout the day, with steady humidity and steady pressure.
Saturday, October 31, 2026
Mid-Morning
35°F 2°C
Nearby Thunderstorms
Mid-Afternoon
41°F 5°C
Light Sleet Showers
Early-Evening
34°F 2°C
Heavy Snow Showers
Biting cold near 41°F 5°C, locally heavy thunderstorms at times, with increasing humidity and steady pressure.
Castle Lake, UT Weather Radar Map
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