10-day forecast for Sullivan, NY: 53° to 88°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
88°
Best day: Sunday, August 9
78° · 0.41 in
Worst day: Wednesday, August 12
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 66°0.15
Morning72°feels 72°
Afternoon88°feels 100°
Evening70°feels 72°
Overnight66°feels 66°
88 °
Sullivan, Monday, 10 August
Light rain. High 88°, low 66°.
Pressure29.94 inHg
Wind6.1 mph SW
Humidity72%
Visibility6.2 mi
Dew point64°
Tue, 1182° / 65°0.01
Morning67°feels 68°
Afternoon81°feels 82°
Evening71°feels 70°
Overnight68°feels 69°
82 °
Sullivan, Tuesday, 11 August
Light rain. High 82°, low 65°.
Pressure29.88 inHg
Wind8.1 mph W
Humidity56%
Visibility6.2 mi
Dew point61°
Wed, 1278° / 64°0.41
Morning66°feels 66°
Afternoon78°feels 78°
Evening67°feels 68°
Overnight66°feels 66°
78 °
Sullivan, Wednesday, 12 August
Rain. High 78°, low 64°.
Pressure29.74 inHg
Wind3.1 mph SE
Humidity69%
Visibility6.2 mi
Dew point63°
Thu, 1372° / 61°0.06
Morning65°feels 65°
Afternoon70°feels 69°
Evening61°feels 60°
Overnight61°feels 61°
72 °
Sullivan, Thursday, 13 August
Light rain. High 72°, low 61°.
Pressure29.80 inHg
Wind14.5 mph W
Humidity51%
Visibility—
Dew point51°
Fri, 1472° / 57°0.06
Morning62°feels 61°
Afternoon69°feels 69°
Evening60°feels 59°
Overnight57°feels 56°
72 °
Sullivan, Friday, 14 August
Light rain. High 72°, low 57°.
Pressure30.00 inHg
Wind11.7 mph W
Humidity48%
Visibility—
Dew point49°
Sat, 1572° / 53°0
Morning62°feels 62°
Afternoon71°feels 70°
Evening62°feels 61°
Overnight57°feels 57°
72 °
Sullivan, Saturday, 15 August
Clear. High 72°, low 53°.
Pressure30.18 inHg
Wind14.3 mph NW
Humidity44%
Visibility—
Dew point47°
Sun, 1676° / 53°0
Morning63°feels 62°
Afternoon73°feels 72°
Evening63°feels 62°
Overnight60°feels 59°
76 °
Sullivan, Sunday, 16 August
Mostly clear. High 76°, low 53°.
Pressure30.18 inHg
Wind4.7 mph SE
Humidity43%
Visibility—
Dew point49°
Mon, 1777° / 58°0.1
Morning67°feels 66°
Afternoon76°feels 76°
Evening67°feels 68°
Overnight65°feels 65°
77 °
Sullivan, Monday, 17 August
Light rain. High 77°, low 58°.
Pressure30.06 inHg
Wind7.7 mph S
Humidity54%
Visibility—
Dew point57°
Tue, 1880° / 62°0
Morning70°feels 71°
Afternoon79°feels 79°
Evening69°feels 70°
Overnight65°feels 66°
80 °
Sullivan, Tuesday, 18 August
Overcast. High 80°, low 62°.
Pressure30.00 inHg
Wind8.3 mph S
Humidity51%
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 Sullivan, NY 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.