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As of 14:48 EDT

Weather in South Deer Isle, ME

78°Current weather

South Deer Isle, Sunday, 9 August, 14:48

Overcast. Feels like 79°. High 82°, low 67°.

Pressure29.83 inHg
Wind11.9 mph S
Humidity75%
Visibility2.4 mi
Dew point69°

10-day forecast for South Deer Isle, ME: 57° to 82°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.

82°
Best day: Sunday, August 9
64° · 0.95 in
Worst day: Sunday, August 16

Tap any day below to see morning, afternoon, evening and overnight.

Mon, 1081° / 66°0.06Rain
MorningOvercast73°feels 74°
AfternoonOvercast79°feels 79°
EveningOvercast70°feels 71°
OvernightClear68°feels 69°
81 °Rain

South Deer Isle, Monday, 10 August

Rain. High 81°, low 66°.

Pressure29.94 inHg
Wind8.8 mph SW
Humidity68%
Visibility6.2 mi
Dew point59°
Tue, 1170° / 63°0.04Light rain
MorningPartly cloudy66°feels 67°
AfternoonPartly cloudy69°feels 69°
EveningOvercast69°feels 69°
OvernightOvercast66°feels 66°
70 °Light rain

South Deer Isle, Tuesday, 11 August

Light rain. High 70°, low 63°.

Pressure29.71 inHg
Wind7.5 mph SW
Humidity80%
Visibility5.2 mi
Dew point62°
Wed, 1268° / 62°0Overcast
MorningOvercast64°feels 64°
AfternoonOvercast67°feels 67°
EveningOvercast64°feels 64°
OvernightMostly clear63°feels 63°
68 °Overcast

South Deer Isle, Wednesday, 12 August

Overcast. High 68°, low 62°.

Pressure29.77 inHg
Wind10.9 mph S
Humidity69%
Visibility6.2 mi
Dew point57°
Thu, 1369° / 61°0.14Light rain
MorningMostly clear63°feels 63°
AfternoonLight rain64°feels 64°
EveningLight rain68°feels 68°
OvernightOvercast62°feels 62°
69 °Light rain

South Deer Isle, Thursday, 13 August

Light rain. High 69°, low 61°.

Pressure29.68 inHg
Wind12.2 mph S
Humidity85%
Visibility6.2 mi
Dew point60°
Fri, 1467° / 59°0Mostly clear
MorningMostly clear61°feels 60°
AfternoonMostly clear65°feels 64°
EveningMostly clear66°feels 65°
OvernightMostly clear60°feels 60°
67 °Mostly clear

South Deer Isle, Friday, 14 August

Mostly clear. High 67°, low 59°.

Pressure29.91 inHg
Wind15.7 mph NW
Humidity62%
Visibility—
Dew point51°
Sat, 1566° / 57°0Clear
MorningClear59°feels 58°
AfternoonClear65°feels 64°
EveningClear64°feels 63°
OvernightClear61°feels 60°
66 °Clear

South Deer Isle, Saturday, 15 August

Clear. High 66°, low 57°.

Pressure30.15 inHg
Wind18.2 mph SW
Humidity56%
Visibility—
Dew point48°
Sun, 1664° / 57°0.95Heavy rain
MorningHeavy rain61°feels 60°
AfternoonHeavy rain64°feels 64°
EveningHeavy rain62°feels 62°
OvernightHeavy rain58°feels 58°
64 °Heavy rain

South Deer Isle, Sunday, 16 August

Heavy rain. High 64°, low 57°.

Pressure30.03 inHg
Wind31.9 mph SE
Humidity72%
Visibility—
Dew point55°
Mon, 1764° / 57°0.82Heavy rain
MorningHeavy rain59°feels 59°
AfternoonHeavy rain59°feels 58°
EveningHeavy rain63°feels 62°
OvernightHeavy rain60°feels 60°
64 °Heavy rain

South Deer Isle, Monday, 17 August

Heavy rain. High 64°, low 57°.

Pressure29.68 inHg
Wind32.3 mph E
Humidity92%
Visibility—
Dew point56°
Tue, 1866° / 59°0Overcast
MorningOvercast61°feels 61°
AfternoonOvercast66°feels 66°
EveningOvercast65°feels 65°
OvernightOvercast62°feels 62°
66 °Overcast

South Deer Isle, Tuesday, 18 August

Overcast. High 66°, low 59°.

Pressure30.03 inHg
Wind12.9 mph SW
Humidity73%
Visibility—
Dew point56°

About this forecast

How reliable is a 10-day forecast?

The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.

What does the time-of-day table show?

Temperature in South Deer Isle, ME around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.

How is the best day chosen?

We weigh the daytime high against precipitation: a warm, dry day scores highest.