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Costigan, ME Hourly Weather Forecast

Next 48 Hours

Tue, Apr 21st 2026

Partly cloudy in the morning, with Clear conditions expected by night. Warming trend from 27°F to 42°. Light winds, shifting from NNE to SSW at 4.8 mph, as humidity ranges 38% to 76%, and an avg barometric pressure of 30.28 inHg.
Tue, Apr 21st Temp Humidity Wind (mph) Pressure (inHg) Precip.
5 AM Clear at 5 AM on Tue, Apr 21st 2026
Clear
UV: 0
27°F

Feels
25°F
62% 3.1 NNE 30.33 0%
6 AM Sunny at 6 AM on Tue, Apr 21st 2026
Sunny
UV: 0
28°F

Feels
27°F
62% 2.7 NNE 30.35 0%
7 AM Sunny at 7 AM on Tue, Apr 21st 2026
Sunny
UV: 0.3
30°F

Feels
29°F
67% 2.5 ENE 30.36 0%
8 AM Sunny at 8 AM on Tue, Apr 21st 2026
Sunny
UV: 0.9
32°F

Feels
31°F
57% 2.5 NE 30.36 0%
9 AM Sunny at 9 AM on Tue, Apr 21st 2026
Sunny
UV: 1.8
33°F

Feels
32°F
55% 1.3 N 30.35 0%
10 AM Partly Cloudy at 10 AM on Tue, Apr 21st 2026
Partly Cloudy
UV: 3
35°F

Feels
32°F
54% 2.7 NW 30.33 0%
11 AM Partly Cloudy at 11 AM on Tue, Apr 21st 2026
Partly Cloudy
UV: 4.1
37°F

Feels
33°F
48% 4 WNW 30.31 0%
12 PM Partly Cloudy at 12 PM on Tue, Apr 21st 2026
Partly Cloudy
UV: 4.7
38°F

Feels
34°F
43% 5.4 W 30.29 0%
1 PM Partly Cloudy at 1 PM on Tue, Apr 21st 2026
Partly Cloudy
UV: 4.8
40°F

Feels
36°F
42% 5.6 W 30.26 0%
2 PM Partly Cloudy at 2 PM on Tue, Apr 21st 2026
Partly Cloudy
UV: 4.1
41°F

Feels
38°F
39% 5.4 W 30.24 0%
3 PM Partly Cloudy at 3 PM on Tue, Apr 21st 2026
Partly Cloudy
UV: 2.9
41°F

Feels
38°F
39% 4.9 WSW 30.22 0%
4 PM Overcast at 4 PM on Tue, Apr 21st 2026
Overcast
UV: 1.8
41°F

Feels
39°F
38% 4.9 WSW 30.2 0%
5 PM Cloudy at 5 PM on Tue, Apr 21st 2026
Cloudy
UV: 0.8
42°F

Feels
38°F
38% 5.6 SW 30.2 0%
6 PM Sunny at 6 PM on Tue, Apr 21st 2026
Sunny
UV: 0.3
39°F

Feels
34°F
43% 8.1 SSW 30.2 0%
7 PM Sunny at 7 PM on Tue, Apr 21st 2026
Sunny
UV: 0
36°F

Feels
30°F
55% 9.8 SSW 30.23 0%
8 PM Clear at 8 PM on Tue, Apr 21st 2026
Clear
UV: 0
33°F

Feels
27°F
65% 7.4 S 30.25 0%
9 PM Clear at 9 PM on Tue, Apr 21st 2026
Clear
UV: 0
31°F

Feels
25°F
70% 5.8 SSW 30.27 0%
10 PM Clear at 10 PM on Tue, Apr 21st 2026
Clear
UV: 0
29°F

Feels
24°F
74% 4.9 SSW 30.26 0%
11 PM Clear at 11 PM on Tue, Apr 21st 2026
Clear
UV: 0
28°F

Feels
23°F
76% 4.3 SSW 30.24 0%

Wed, Apr 22nd 2026

Starting off heavy snow, turning Foggy conditions later in the day. Rain forecasted to be light snow (up to 0.00in), heavy snow (up to 0.02in), moderate snow (up to 0.01in), moderate or heavy snow showers (up to 0.01in), light sleet (up to 0.02in), fog (up to 0.01in). Snow forecasted to be heavy snow (up to 0.20in), moderate snow (up to 0.10in), moderate or heavy snow showers (up to 0.10in). Temps range from 27° to 38°. Light winds, shifting from SSW to W at 6 mph, as humidity ranges 73% to 99%, and an avg barometric pressure of 30.07 inHg.
Wed, Apr 22nd Temp Humidity Wind (mph) Pressure (inHg) Precip.
12 AM Clear at 12 AM on Wed, Apr 22nd 2026
Clear
UV: 0
28°F

Feels
23°F
78% 4 SSW 30.24 0%
1 AM Partly Cloudy at 1 AM on Wed, Apr 22nd 2026
Partly Cloudy
UV: 0
27°F

Feels
23°F
79% 4 SSW 30.23 0%
2 AM Overcast at 2 AM on Wed, Apr 22nd 2026
Overcast
UV: 0
28°F

Feels
23°F
80% 4.3 S 30.2 0%
3 AM Overcast at 3 AM on Wed, Apr 22nd 2026
Overcast
UV: 0
29°F

Feels
25°F
80% 4 SSE 30.18 0%
4 AM Partly Cloudy at 4 AM on Wed, Apr 22nd 2026
Partly Cloudy
UV: 0
30°F

Feels
26°F
78% 3.8 SSE 30.16 0%
5 AM Partly Cloudy at 5 AM on Wed, Apr 22nd 2026
Partly Cloudy
UV: 0
32°F

Feels
27°F
76% 4.7 SSE 30.15 0%
6 AM Partly Cloudy at 6 AM on Wed, Apr 22nd 2026
Partly Cloudy
UV: 0
34°F

Feels
28°F
73% 6.5 SSE 30.14 0%
7 AM Light Snow at 7 AM on Wed, Apr 22nd 2026
Light Snow
UV: 0.3
36°F

Feels
29°F
77% 8.5 S 30.13 100%

Snow est. 0in
8 AM Heavy Snow at 8 AM on Wed, Apr 22nd 2026
Heavy Snow
UV: 0.8
36°F

Feels
30°F
90% 9.4 S 30.13 100%

Rain est. 0.01in

Snow est. 0.1in
9 AM Heavy Snow at 9 AM on Wed, Apr 22nd 2026
Heavy Snow
UV: 1.7
37°F

Feels
30°F
95% 9.4 S 30.12 100%

Rain est. 0.02in

Snow est. 0.1in
10 AM Moderate Snow at 10 AM on Wed, Apr 22nd 2026
Moderate Snow
UV: 2.2
37°F

Feels
30°F
96% 10.3 SSE 30.1 100%

Rain est. 0.01in

Snow est. 0.1in
11 AM Moderate Or Heavy Snow Showers at 11 AM on Wed, Apr 22nd 2026
Moderate Or Heavy Snow Showers
UV: 2.3
37°F

Feels
30°F
96% 9.8 SSE 30.08 100%

Rain est. 0.01in

Snow est. 0.1in
12 PM Heavy Snow at 12 PM on Wed, Apr 22nd 2026
Heavy Snow
UV: 2.2
37°F

Feels
30°F
96% 10.3 S 30.05 100%

Rain est. 0.02in

Snow est. 0.2in
1 PM Heavy Snow at 1 PM on Wed, Apr 22nd 2026
Heavy Snow
UV: 1.7
37°F

Feels
31°F
97% 9.2 S 30.03 100%

Rain est. 0.02in

Snow est. 0.2in
2 PM Light Sleet at 2 PM on Wed, Apr 22nd 2026
Light Sleet
UV: 1.2
37°F

Feels
31°F
97% 8.1 S 30.03 100%

Rain est. 0.02in
3 PM Light Sleet at 3 PM on Wed, Apr 22nd 2026
Light Sleet
UV: 0.9
37°F

Feels
31°F
98% 7.4 S 30.01 100%

Rain est. 0.02in
4 PM Light Sleet at 4 PM on Wed, Apr 22nd 2026
Light Sleet
UV: 0.4
37°F

Feels
33°F
98% 6.7 S 29.99 100%

Rain est. 0.01in
5 PM Fog at 5 PM on Wed, Apr 22nd 2026
Fog
UV: 0.1
38°F

Feels
34°F
98% 4.9 S 29.97 100%

Rain est. 0.01in
6 PM Fog at 6 PM on Wed, Apr 22nd 2026
Fog
UV: 0
38°F

Feels
35°F
99% 4.3 SSW 29.97 80%
7 PM Fog at 7 PM on Wed, Apr 22nd 2026
Fog
UV: 0
38°F

Feels
36°F
99% 3.4 SW 29.97 0%
8 PM Fog at 8 PM on Wed, Apr 22nd 2026
Fog
UV: 0
38°F

Feels
36°F
99% 2 WSW 29.97 0%
9 PM Fog at 9 PM on Wed, Apr 22nd 2026
Fog
UV: 0
37°F

Feels
35°F
99% 3.1 W 29.97 69%
10 PM Fog at 10 PM on Wed, Apr 22nd 2026
Fog
UV: 0
37°F

Feels
35°F
98% 3.4 WSW 29.96 73%
11 PM Fog at 11 PM on Wed, Apr 22nd 2026
Fog
UV: 0
37°F

Feels
35°F
99% 3.4 W 29.95 80%

Thu, Apr 23rd 2026

Foggy conditions expected later. Rain forecasted to be fog (up to 0.00in). Temps range from 34° to 37°. Calm winds from the W at 2.9 mph, while humidity around 99%, and an avg barometric pressure of 29.91 inHg.
Thu, Apr 23rd Temp Humidity Wind (mph) Pressure (inHg) Precip.
12 AM Fog at 12 AM on Thu, Apr 23rd 2026
Fog
UV: 0
37°F

Feels
35°F
99% 3.1 W 29.94 80%
1 AM Fog at 1 AM on Thu, Apr 23rd 2026
Fog
UV: 0
36°F

Feels
34°F
99% 2.9 W 29.92 79%
2 AM Fog at 2 AM on Thu, Apr 23rd 2026
Fog
UV: 0
36°F

Feels
34°F
99% 2.9 W 29.91 75%
3 AM Fog at 3 AM on Thu, Apr 23rd 2026
Fog
UV: 0
35°F

Feels
33°F
99% 2.7 WNW 29.89 0%
4 AM Fog at 4 AM on Thu, Apr 23rd 2026
Fog
UV: 0
34°F

Feels
32°F
99% 2.7 WNW 29.88 0%

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Currently

Clear 25°F
30.32 inHg.
Barometer
78%
Humidity
NNE 2.9mph
Wind
Clear

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