weathermetro
Cities / United States
/ Maine
☁️ Summer Harbor weather
Overcast. .
Feels like 16° Wind 13 km/h S Humidity 49% Pressure 1018 hPa UV 0 Air Fair ☀ 05:36 - 19:36
⚠ Beach Hazards Statement · Moderate Beach Hazards Statement issued August 15 at 9:05PM EDT until August 16 at 8:00PM EDT by NWS Caribou ME
Right now it is 19° in Summer Harbor with overcast skies, it feels more like 16° and today's high is 22° with an overnight low of 12° . The sun rises at 05:36 and sets at 19:36, giving 14h 00m of daylight. Over the coming week highs range from 19° to 21° - a steady stretch with little day-to-day change.
Summer Harbor is in Maine, United States, sitting 27 m above sea level. Local time is America/New_York (UTC−4), and every time on this page is shown in it.
Next 24 hours - temperature
13°
17°
20°
20°
14°
17:00 · 19.9° · 0 mm
18:00 · 17.7° · 0 mm
19:00 · 16.8° · 0 mm
20:00 · 16.2° · 0 mm
21:00 · 15° · 0 mm
22:00 · 14.4° · 0 mm
23:00 · 13.9° · 0 mm
00:00 · 13.9° · 0 mm
01:00 · 14.4° · 0 mm
02:00 · 15.4° · 0 mm
03:00 · 15.9° · 0 mm
04:00 · 16.3° · 0 mm
05:00 · 16.3° · 0 mm
06:00 · 16.4° · 0 mm
07:00 · 16.7° · 0 mm
08:00 · 17.5° · 0 mm
09:00 · 18.1° · 0 mm
10:00 · 18.8° · 0 mm
11:00 · 17.2° · 0 mm
12:00 · 18° · 0 mm
13:00 · 18.3° · 0 mm
14:00 · 17.4° · 0 mm
15:00 · 17.7° · 0 mm
16:00 · 16.5° · 0 mm
Precipitation
17:00 · 0 mm
17:00
18:00 · 0 mm
19:00 · 0 mm
20:00 · 0 mm
20:00
21:00 · 0 mm
22:00 · 0 mm
23:00 · 0 mm
23:00
00:00 · 0 mm
01:00 · 0 mm
02:00 · 0 mm
02:00
03:00 · 0 mm
04:00 · 0 mm
05:00 · 0 mm
05:00
06:00 · 0 mm
07:00 · 0 mm
08:00 · 0 mm
08:00
09:00 · 0 mm
10:00 · 0 mm
11:00 · 0 mm
11:00
12:00 · 0 mm
13:00 · 0 mm
14:00 · 0 mm
14:00
15:00 · 0 mm
16:00 · 0 mm
Hour by hour
TIME TEMP FEELS RAIN CONDITIONS
17:00
☁️
19.9°
17°
-
Overcast
18:00
☁️
17.7°
14.7°
-
Overcast
19:00
⛅
16.8°
15.5°
-
Partly cloudy
20:00
☁️
16.2°
14.4°
-
Overcast
21:00
☁️
15°
13.9°
-
Overcast
22:00
☁️
14.4°
13.8°
-
Overcast
23:00
☁️
13.9°
12.9°
-
Overcast
00:00
☁️
13.9°
13°
-
Overcast
01:00
☁️
14.4°
13.7°
-
Overcast
02:00
☁️
15.4°
14.6°
-
Overcast
03:00
☁️
15.9°
15.2°
-
Overcast
04:00
☁️
16.3°
14.7°
-
Overcast
☀️
TodayAugust 16th
Avg 17° Low 12° at 06:00
High 22° at 11:00
Wind ~15 km/h
Clear
Cloudy
Cloudy
00:00
15°
02:00
14°
04:00
13°
06:00
12°
08:00
16°
10:00
21°
12:00
22°
14:00
22°
16:00
21°
18:00
18°
20:00
16°
22:00
14°
☁️
MondayAugust 17th
Avg 17° Low 14° at 00:00
High 19° at 10:00
Feels 16° Wind ~24 km/h
Cloudy
Cloudy
Cloudy
00:00
14°
02:00
15°
04:00
16°
06:00
16°
08:00
18°
10:00
19°
12:00
18°
14:00
17°
16:00
17°
18:00
16°
20:00
17°
22:00
17°
🌦️
TuesdayAugust 18th
Avg 18° Low 16° at 06:00
High 21° at 14:00
1.7 mm rain Wind ~14 km/h
Cloudy
Cloudy
00:00
17°
0.7mm
02:00
16°
04:00
16°
06:00
16°
08:00
16°
10:00
18°
12:00
19°
0.3mm
14:00
21°
16:00
21°
18:00
19°
20:00
18°
22:00
18°
☁️
WednesdayAugust 19th
Avg 17° Low 14° at 06:00
High 21° at 14:00
0.1 mm rain Wind ~18 km/h
Clear
Cloudy
Cloudy
00:00
16°
02:00
15°
04:00
15°
06:00
14°
08:00
17°
10:00
20°
12:00
21°
14:00
21°
16:00
18°
18:00
15°
20:00
15°
22:00
16°
☁️
ThursdayAugust 20th
Avg 17° Low 15° at 03:00
High 21° at 12:00
Wind ~13 km/h
Cloudy
Clear
00:00
16°
02:00
15°
04:00
15°
06:00
15°
08:00
17°
10:00
20°
12:00
21°
14:00
20°
16:00
18°
18:00
17°
20:00
16°
22:00
16°
☀️
FridayAugust 21st
Avg 16° Low 13° at 07:00
High 21° at 14:00
Feels 19° Wind ~15 km/h
Clear
Cloudy
Clear
00:00
15°
02:00
15°
04:00
16°
06:00
13°
08:00
15°
10:00
18°
12:00
20°
14:00
21°
16:00
20°
18:00
18°
20:00
15°
22:00
14°
☀️
SaturdayAugust 22nd
Avg 15° Low 12° at 03:00
High 19° at 13:00
Feels 16° Wind ~14 km/h
Partly Cloudy
Cloudy
Partly Cloudy
Clear
00:00
13°
02:00
13°
04:00
12°
06:00
13°
08:00
14°
10:00
17°
12:00
19°
14:00
19°
16:00
19°
18:00
17°
20:00
14°
22:00
13°
☁️
SundayAugust 23rd
Avg 15° Low 11° at 04:00
High 19° at 14:00
Feels 16° Wind ~17 km/h
Clear
Cloudy
Clear
00:00
12°
02:00
12°
04:00
11°
06:00
12°
08:00
14°
10:00
17°
12:00
19°
14:00
19°
16:00
19°
18:00
17°
20:00
15°
22:00
14°
🌦️
MondayAugust 24th
Avg 16° Low 14° at 00:00
High 19° at 14:00
3.3 mm rain Feels 21° Wind ~12 km/h
Rain
Cloudy
Rain
Cloudy
00:00
14°
0.4mm
02:00
15°
0.4mm
04:00
15°
0.1mm
06:00
15°
0.1mm
08:00
16°
0.1mm
10:00
17°
12:00
19°
0.2mm
14:00
19°
0.2mm
16:00
19°
0.3mm
18:00
18°
20:00
16°
22:00
15°
☀️
TuesdayAugust 25th
Avg 16° Low 12° at 05:00
High 20° at 14:00
Wind ~13 km/h
Clear
Cloudy
Clear
00:00
14°
02:00
14°
04:00
12°
06:00
12°
08:00
13°
10:00
17°
12:00
19°
14:00
20°
16:00
19°
18:00
18°
20:00
17°
22:00
15°
☁️
WednesdayAugust 26th
Avg 15° Low 12° at 04:00
High 19° at 14:00
Feels 17° Wind ~16 km/h
Partly Cloudy
Cloudy
Clear
00:00
13°
02:00
13°
04:00
12°
06:00
13°
08:00
15°
10:00
17°
12:00
19°
14:00
19°
16:00
19°
18:00
17°
20:00
14°
22:00
13°
🌦️
ThursdayAugust 27th
Avg 14° Low 13° at 03:00
High 15° at 08:00
3.9 mm rain Wind ~20 km/h
Clear
Rain
Cloudy
00:00
13°
02:00
13°
04:00
13°
06:00
14°
08:00
15°
10:00
15°
0.1mm
12:00
14°
0.7mm
14:00
14°
0.7mm
16:00
14°
0.5mm
18:00
14°
20:00
14°
22:00
14°
☁️
FridayAugust 28th
Avg 15° Low 14° at 04:00
High 16° at 15:00
Wind ~11 km/h
Cloudy
Partly Cloudy
Cloudy
00:00
14°
02:00
14°
04:00
14°
06:00
14°
08:00
15°
10:00
15°
12:00
16°
14:00
16°
16:00
16°
18:00
16°
20:00
15°
22:00
14°
🌦️
SaturdayAugust 29th
Avg 15° Low 13° at 23:00
High 18° at 17:00
1.5 mm rain Wind ~15 km/h
Cloudy
Rain
Clear
00:00
14°
02:00
14°
04:00
14°
06:00
15°
08:00
15°
10:00
15°
0.3mm
12:00
16°
0.1mm
14:00
16°
0.1mm
16:00
18°
0.1mm
18:00
18°
20:00
15°
22:00
13°
☀️
SundayAugust 30th
Avg 15° Low 10° at 04:00
High 20° at 14:00
Feels 17° Wind ~20 km/h
Clear
00:00
12°
02:00
11°
04:00
10°
06:00
11°
08:00
13°
10:00
17°
12:00
19°
14:00
20°
16:00
19°
18:00
17°
20:00
15°
22:00
14°
🌤️
MondayAugust 31st
Avg 15° Low 10° at 04:00
High 20° at 13:00
Wind ~18 km/h
Cloudy
Partly Cloudy
Clear
00:00
12°
02:00
11°
04:00
10°
06:00
11°
08:00
13°
10:00
17°
12:00
20°
14:00
20°
16:00
19°
18:00
16°
20:00
14°
22:00
13°
Sun
☀️ Sunrise 05:36 · Sunset 19:36
14h 00m of daylight · America/New_York
Air quality
PM2.5 17.6 µg/m³ - Fair
Fine for almost everyone; unusually sensitive people may notice it on a long run.
Source: Copernicus CAMS, updated hourly.
Common questions about Summer Harbor weather
Will it rain in Summer Harbor today?
No rain is in the forecast for Summer Harbor today.
What is the temperature in Summer Harbor right now?
It is 19° in Summer Harbor right now, though it feels closer to 16° . Today runs between a low of 12° and a high of 22° .
What time is sunrise and sunset in Summer Harbor?
The sun rises at 05:36 and sets at 19:36 local time in Summer Harbor today, giving 14h 00m of daylight.
What is the air quality in Summer Harbor?
PM2.5 in Summer Harbor is currently 17.6 µg/m³, which counts as Fair on the European air-quality index. Fine for almost everyone; unusually sensitive people may notice it on a long run.
How accurate is the Summer Harbor forecast, and how far ahead does it go?
This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Summer Harbor best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.
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© 2026 WeatherMetro · Weather data: ECMWF, NOAA, DWD, Météo-France, ECCC, MeteoSwiss and others (CC-BY 4.0) · Air quality & history: Copernicus CAMS / C3S · Location data: GeoNames (CC-BY) · Alerts: NWS, MeteoAlarm, ECCC