10-day forecast for South Harpswell, ME: 59° to 85°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Sunday, August 9
67° · 0.28 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1078° / 67°0.06
Morning72°feels 72°
Afternoon78°feels 79°
Evening72°feels 73°
Overnight71°feels 71°
78 °
South Harpswell, Monday, 10 August
Light rain. High 78°, low 67°.
Pressure29.97 inHg
Wind12.1 mph S
Humidity72%
Visibility6.2 mi
Dew point60°
Tue, 1173° / 65°0.03
Morning66°feels 67°
Afternoon71°feels 72°
Evening73°feels 73°
Overnight66°feels 67°
73 °
South Harpswell, Tuesday, 11 August
Light rain. High 73°, low 65°.
Pressure29.71 inHg
Wind4.4 mph SE
Humidity79%
Visibility6.2 mi
Dew point64°
Wed, 1270° / 65°0
Morning68°feels 68°
Afternoon70°feels 70°
Evening69°feels 69°
Overnight66°feels 66°
70 °
South Harpswell, Wednesday, 12 August
Partly cloudy. High 70°, low 65°.
Pressure29.77 inHg
Wind10.8 mph S
Humidity63%
Visibility6.2 mi
Dew point56°
Thu, 1376° / 65°0.07
Morning65°feels 66°
Afternoon68°feels 69°
Evening74°feels 74°
Overnight66°feels 66°
76 °
South Harpswell, Thursday, 13 August
Light rain. High 76°, low 65°.
Pressure29.62 inHg
Wind16.1 mph W
Humidity92%
Visibility—
Dew point64°
Fri, 1470° / 59°0
Morning62°feels 61°
Afternoon67°feels 66°
Evening68°feels 67°
Overnight62°feels 60°
70 °
South Harpswell, Friday, 14 August
Clear. High 70°, low 59°.
Pressure29.77 inHg
Wind18.4 mph W
Humidity54%
Visibility—
Dew point49°
Sat, 1570° / 62°0
Morning63°feels 62°
Afternoon67°feels 66°
Evening69°feels 68°
Overnight65°feels 64°
70 °
South Harpswell, Saturday, 15 August
Overcast. High 70°, low 62°.
Pressure29.85 inHg
Wind21.2 mph NW
Humidity55%
Visibility—
Dew point50°
Sun, 1672° / 62°0
Morning64°feels 64°
Afternoon71°feels 70°
Evening70°feels 70°
Overnight66°feels 66°
72 °
South Harpswell, Sunday, 16 August
Overcast. High 72°, low 62°.
Pressure30.06 inHg
Wind12.1 mph S
Humidity59%
Visibility—
Dew point55°
Mon, 1767° / 65°0.28
Morning65°feels 65°
Afternoon67°feels 67°
Evening65°feels 66°
Overnight65°feels 66°
67 °
South Harpswell, Monday, 17 August
Rain. High 67°, low 65°.
Pressure30.03 inHg
Wind19.7 mph S
Humidity69%
Visibility—
Dew point56°
Tue, 1869° / 60°0.06
Morning62°feels 63°
Afternoon68°feels 68°
Evening67°feels 67°
Overnight65°feels 65°
69 °
South Harpswell, Tuesday, 18 August
Light rain. High 69°, low 60°.
Pressure30.00 inHg
Wind9.7 mph N
Humidity72%
Visibility—
Dew point58°
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 Harpswell, 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.