Costigan, ME Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Costigan, ME in one place.
Mostly cloudy, with a low around 55. North wind around 5 mph.
Local Weather Overview
This forecast page for Costigan, ME is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 17, 2026 6:12 AM EDT.
The active forecast window currently covers Sep 17 to Sep 23, 2026 for Costigan, ME.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 23, 2026
- Latest sync
- Sep 17, 2026 6:12 AM EDT
- Forecast office
- CAR
- Source
- NOAA / NWS
Daily Outlook
This Week in Costigan
Thursday looks like the warmest upcoming period in Costigan at 70 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 41 degrees F.
The strongest winds are forecast for Friday at about 5 to 18 mph NW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 17, 2026 6:12 AM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- CAR
- Radar station
- KCBW
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain after 3pm. Mostly cloudy, with a high near 70. East wind 2 to 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain before 9pm, then rain and patchy fog between 9pm and 4am, then patchy fog and a slight chance of rain. Mostly cloudy, with a low around 57. Southwest wind 2 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Patchy fog before 8am. Sunny, with a high near 70. Northwest wind 5 to 18 mph, with gusts as high as 35 mph. New rainfall amounts less than a tenth of an inch possible.
Clear, with a low around 44. Northwest wind 12 to 17 mph, with gusts as high as 31 mph.
Sunny, with a high near 61. Northwest wind 5 to 10 mph.
Partly cloudy, with a low around 43. East wind around 5 mph.
A chance of rain showers after 1pm. Partly sunny, with a high near 59. Chance of precipitation is 50%.
A chance of rain showers before 4am. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.
Mostly sunny, with a high near 62.
Partly cloudy, with a low around 42.
Mostly sunny, with a high near 61.
Mostly clear, with a low around 41.
Sunny, with a high near 64.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Sep 17
|
Mostly Cloudy
|
55°F |
5 mph
N
|
|
Thursday
Sep 17
|
Mostly Cloudy then Slight Chance Light Rain
|
70°F |
2 to 6 mph
E
|
|
Thursday Night
Sep 17
|
Light Rain
|
57°F |
2 to 6 mph
SW
|
|
Friday
Sep 18
|
Patchy Fog then Sunny
|
70°F |
5 to 18 mph
NW
|
|
Friday Night
Sep 18
|
Clear
|
44°F |
12 to 17 mph
NW
|
|
Saturday
Sep 19
|
Sunny
|
61°F |
5 to 10 mph
NW
|
|
Saturday Night
Sep 19
|
Partly Cloudy
|
43°F |
5 mph
E
|
|
Sunday
Sep 20
|
Partly Sunny then Chance Rain Showers
|
59°F |
5 to 13 mph
S
|
|
Sunday Night
Sep 20
|
Chance Rain Showers
|
43°F |
5 to 10 mph
E
|
|
Monday
Sep 21
|
Mostly Sunny
|
62°F |
6 to 9 mph
N
|
|
Monday Night
Sep 21
|
Partly Cloudy
|
42°F |
8 mph
N
|
|
Tuesday
Sep 22
|
Mostly Sunny
|
61°F |
8 mph
N
|
|
Tuesday Night
Sep 22
|
Mostly Clear
|
41°F |
2 to 6 mph
N
|
|
Wednesday
Sep 23
|
Sunny
|
64°F |
3 to 7 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Costigan.