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Prospect Harbor, ME Weather Forecast


Prospect Harbor, ME Weather Forecast Dated: 939 AM Fri Oct 16 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and a stable pattern will dominate.
Friday, October 16, 2026
Mid-Morning
48°F 9°C
Drizzle
Mid-Afternoon
52°F 11°C
Drizzle
Early-Evening
58°F 15°C
Light Rain
Brisk around 52°F 11°C, rounds of showers expected off and on all day, with increasing humidity and barometric pressure falling. Winds turning from the SSE to the SW at 16 mph 26 km/h. Gusts up to 40 mph 64 km/h.
Saturday, October 17, 2026
Mid-Morning
43°F 6°C
Overcast
Mid-Afternoon
47°F 8°C
Overcast
Early-Evening
38°F 4°C
Clear
Cool and brisk at 47°F 8°C, overcast through the afternoon, turning sunny this evening, with lower humidity and barometric pressure rising. Winds switching from the NW to the NNW at 11 mph 17 km/h. Gusts up to 22 mph 35 km/h.
Sunday, October 18, 2026
Mid-Morning
39°F 4°C
Sunny
Mid-Afternoon
52°F 11°C
Sunny
Early-Evening
43°F 7°C
Clear
Chilly near 52°F 11°C, sunny throughout the day, with increasing humidity and steady pressure.
Monday, October 19, 2026
Mid-Morning
48°F 9°C
Overcast
Mid-Afternoon
50°F 10°C
Overcast
Early-Evening
45°F 7°C
Overcast
Crisp with a high near 50°F 10°C, overcast through the afternoon, turning cloudy this evening, with increasing humidity and barometric pressure falling.
Tuesday, October 20, 2026
Mid-Morning
46°F 8°C
Overcast
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
49°F 10°C
Clear
Refreshing around 59°F 15°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds NNE at 11 mph 18 km/h. Gusts up to 28 mph 45 km/h.
Wednesday, October 21, 2026
Mid-Morning
42°F 6°C
Sunny
Mid-Afternoon
51°F 11°C
Sunny
Early-Evening
44°F 7°C
Clear
Cool and brisk at 51°F 11°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the NNE to the NE at 9 mph 15 km/h. Gusts up to 21 mph 33 km/h.
Thursday, October 22, 2026
Mid-Morning
40°F 5°C
Sunny
Mid-Afternoon
48°F 9°C
Overcast
Early-Evening
46°F 8°C
Overcast
Chilly near 48°F 9°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds shifting from the ENE to the ESE at 5 mph 7 km/h.
Friday, October 23, 2026
Mid-Morning
51°F 10°C
Partly Cloudy
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
51°F 11°C
Clear
Cool with a high near 59°F 15°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds increasing from the E at 2 mph 3 km/h to NNW at 12 mph 19 km/h. Gusts up to 24 mph 38 km/h.
Saturday, October 24, 2026
Mid-Morning
40°F 5°C
Sunny
Mid-Afternoon
50°F 10°C
Sunny
Early-Evening
43°F 6°C
Clear
Brisk around 50°F 10°C, sunny throughout the day, with steady humidity and barometric pressure rising. Winds switching from the NW to the N at 9 mph 15 km/h. Gusts up to 21 mph 33 km/h.
Sunday, October 25, 2026
Mid-Morning
41°F 5°C
Sunny
Mid-Afternoon
49°F 9°C
Sunny
Early-Evening
44°F 7°C
Clear
Cool and brisk at 49°F 9°C, sunny throughout the day, with increasing humidity and steady pressure.
Monday, October 26, 2026
Mid-Morning
47°F 8°C
Partly Cloudy
Mid-Afternoon
54°F 12°C
Overcast
Early-Evening
48°F 9°C
Partly Cloudy
Chilly near 54°F 12°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling.
Tuesday, October 27, 2026
Mid-Morning
48°F 9°C
Partly Cloudy
Mid-Afternoon
54°F 12°C
Overcast
Early-Evening
46°F 8°C
Overcast
Crisp with a high near 54°F 12°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with increasing humidity and steady pressure. Winds moving from the NNE to the ENE at 6 mph 9 km/h.
Wednesday, October 28, 2026
Mid-Morning
44°F 7°C
Partly Cloudy
Mid-Afternoon
50°F 10°C
Overcast
Early-Evening
48°F 9°C
Overcast
Brisk around 50°F 10°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Thursday, October 29, 2026
Mid-Morning
51°F 11°C
Partly Cloudy
Mid-Afternoon
55°F 13°C
Sunny
Early-Evening
47°F 9°C
Clear
Cool and brisk at 55°F 13°C, cloudy through the afternoon, turning sunny this evening, with lower humidity and steady pressure. Winds swinging from the NW to the WSW at 6 mph 10 km/h.
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