10-day forecast for Mainstream, ME: 51° to 87°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Sunday, August 9
71° · 0.22 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0985° / 67°0.01
Morning72°feels 73°
Afternoon85°feels 88°
Evening76°feels 76°
Overnight67°feels 68°
85 °
Mainstream, Sunday, 9 August
Light rain. High 85°, low 67°.
Pressure29.83 inHg
Wind5.1 mph SW
Humidity49%
Visibility6.2 mi
Dew point64°
Mon, 1087° / 64°0.14
Morning73°feels 73°
Afternoon87°feels 85°
Evening75°feels 75°
Overnight67°feels 67°
87 °
Mainstream, Monday, 10 August
Rain. High 87°, low 64°.
Pressure29.94 inHg
Wind6.1 mph SW
Humidity36%
Visibility6.2 mi
Dew point54°
Tue, 1182° / 62°0.19
Morning66°feels 67°
Afternoon80°feels 81°
Evening72°feels 71°
Overnight63°feels 64°
82 °
Mainstream, Tuesday, 11 August
Rain. High 82°, low 62°.
Pressure29.71 inHg
Wind12 mph NW
Humidity60%
Visibility6.2 mi
Dew point62°
Wed, 1270° / 59°0.15
Morning69°feels 68°
Afternoon70°feels 70°
Evening66°feels 67°
Overnight61°feels 60°
70 °
Mainstream, Wednesday, 12 August
Light rain. High 70°, low 59°.
Pressure29.77 inHg
Wind5.9 mph SW
Humidity73%
Visibility6.2 mi
Dew point58°
Thu, 1371° / 53°0.22
Morning61°feels 61°
Afternoon65°feels 65°
Evening61°feels 61°
Overnight54°feels 54°
71 °
Mainstream, Thursday, 13 August
Rain. High 71°, low 53°.
Pressure29.68 inHg
Wind7.7 mph SW
Humidity93%
Visibility—
Dew point62°
Fri, 1470° / 51°0
Morning55°feels 54°
Afternoon67°feels 66°
Evening66°feels 65°
Overnight55°feels 54°
70 °
Mainstream, Friday, 14 August
Partly cloudy. High 70°, low 51°.
Pressure29.77 inHg
Wind11.9 mph NW
Humidity52%
Visibility—
Dew point47°
Sat, 1569° / 54°0
Morning59°feels 57°
Afternoon68°feels 67°
Evening67°feels 65°
Overnight61°feels 59°
69 °
Mainstream, Saturday, 15 August
Clear. High 69°, low 54°.
Pressure30.03 inHg
Wind11.9 mph NW
Humidity41%
Visibility—
Dew point42°
Sun, 1677° / 51°0
Morning57°feels 55°
Afternoon73°feels 72°
Evening74°feels 73°
Overnight56°feels 55°
77 °
Mainstream, Sunday, 16 August
Partly cloudy. High 77°, low 51°.
Pressure30.24 inHg
Wind5.9 mph NW
Humidity37%
Visibility—
Dew point42°
Mon, 1777° / 55°0
Morning60°feels 59°
Afternoon71°feels 71°
Evening64°feels 63°
Overnight60°feels 59°
77 °
Mainstream, Monday, 17 August
Overcast. High 77°, low 55°.
Pressure30.15 inHg
Wind7.5 mph SW
Humidity46%
Visibility—
Dew point48°
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 Mainstream, 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.