10-day forecast for Mystic, CT: 58° to 90°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
90°
Best day: Sunday, August 9
71° · 1.35 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1087° / 69°0
Morning75°feels 75°
Afternoon86°feels 86°
Evening76°feels 78°
Overnight70°feels 70°
87 °
Mystic, Monday, 10 August
Clear. High 87°, low 69°.
Pressure29.97 inHg
Wind5.5 mph SW
Humidity43%
Visibility6.2 mi
Dew point57°
Tue, 1185° / 70°0.02
Morning74°feels 75°
Afternoon85°feels 86°
Evening75°feels 75°
Overnight74°feels 75°
85 °
Mystic, Tuesday, 11 August
Light rain. High 85°, low 70°.
Pressure29.83 inHg
Wind8.4 mph W
Humidity68%
Visibility6.2 mi
Dew point67°
Wed, 1278° / 65°0
Morning70°feels 70°
Afternoon78°feels 78°
Evening73°feels 73°
Overnight67°feels 67°
78 °
Mystic, Wednesday, 12 August
Overcast. High 78°, low 65°.
Pressure29.83 inHg
Wind5.6 mph S
Humidity51%
Visibility6.2 mi
Dew point57°
Thu, 1382° / 69°0.02
Morning75°feels 76°
Afternoon80°feels 80°
Evening80°feels 79°
Overnight71°feels 72°
82 °
Mystic, Thursday, 13 August
Light rain. High 82°, low 69°.
Pressure29.68 inHg
Wind14.5 mph NW
Humidity64%
Visibility—
Dew point65°
Fri, 1476° / 61°0
Morning64°feels 63°
Afternoon72°feels 71°
Evening74°feels 73°
Overnight64°feels 63°
76 °
Mystic, Friday, 14 August
Clear. High 76°, low 61°.
Pressure29.97 inHg
Wind13 mph NW
Humidity43%
Visibility—
Dew point47°
Sat, 1578° / 58°0
Morning62°feels 61°
Afternoon73°feels 72°
Evening75°feels 74°
Overnight62°feels 61°
78 °
Mystic, Saturday, 15 August
Clear. High 78°, low 58°.
Pressure30.06 inHg
Wind12.8 mph N
Humidity40%
Visibility—
Dew point45°
Sun, 1676° / 58°0
Morning63°feels 62°
Afternoon75°feels 74°
Evening72°feels 71°
Overnight66°feels 65°
76 °
Mystic, Sunday, 16 August
Clear. High 76°, low 58°.
Pressure30.15 inHg
Wind9.8 mph SW
Humidity35%
Visibility—
Dew point44°
Mon, 1771° / 67°1.35
Morning69°feels 69°
Afternoon68°feels 68°
Evening67°feels 68°
Overnight71°feels 71°
71 °
Mystic, Monday, 17 August
Heavy rain. High 71°, low 67°.
Pressure30.03 inHg
Wind12.6 mph SE
Humidity80%
Visibility—
Dew point62°
Tue, 1879° / 64°0.03
Morning66°feels 66°
Afternoon72°feels 72°
Evening74°feels 74°
Overnight68°feels 68°
79 °
Mystic, Tuesday, 18 August
Light rain. High 79°, low 64°.
Pressure29.94 inHg
Wind14.1 mph N
Humidity67%
Visibility—
Dew point59°
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 Mystic, CT 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.