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As of 00:42 EDT

Weather in Smithtown, NY

56°Current weather

Smithtown, Wednesday, 21 October, 00:42

Clear. Feels like 54°. High 63°, low 45°.

Pressure30.24 inHg
Wind14 mph NE
Humidity59%
Visibility6.2 mi
Dew point41°

10-day forecast for Smithtown, NY: 42° to 66°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.

66°
Best day: Tuesday, October 27
53° · 0.11 in
Worst day: Thursday, October 29

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

Thu, 2266° / 42°0Clear
MorningClear48°feels 42°
AfternoonClear66°feels 64°
EveningClear60°feels 58°
OvernightOvercast42°feels 35°
66 °Clear

Smithtown, Thursday, 22 October

Clear. High 66°, low 42°.

Pressure29.97 inHg
Wind9.9 mph NW
Humidity51%
Visibility6.2 mi
Dew point39°
Fri, 2354° / 46°0Clear
MorningClear46°feels 39°
AfternoonClear52°feels 49°
EveningClear51°feels 48°
OvernightClear50°feels 48°
54 °Clear

Smithtown, Friday, 23 October

Clear. High 54°, low 46°.

Pressure30.36 inHg
Wind10.9 mph N
Humidity54%
Visibility6.2 mi
Dew point33°
Sat, 2457° / 43°0Clear
MorningClear43°feels 39°
AfternoonClear54°feels 51°
EveningClear53°feels 51°
OvernightClear47°feels 43°
57 °Clear

Smithtown, Saturday, 24 October

Clear. High 57°, low 43°.

Pressure30.53 inHg
Wind2.5 mph N
Humidity53%
Visibility6.2 mi
Dew point34°
Sun, 2561° / 47°0Clear
MorningClear49°feels 49°
AfternoonClear54°feels 53°
EveningClear59°feels 58°
OvernightClear51°feels 50°
61 °Clear

Smithtown, Sunday, 25 October

Clear. High 61°, low 47°.

Pressure30.56 inHg
Wind5.8 mph SW
Humidity77%
Visibility—
Dew point45°
Mon, 2664° / 48°0Clear
MorningClear51°feels 49°
AfternoonClear56°feels 54°
EveningClear63°feels 61°
OvernightClear58°feels 56°
64 °Clear

Smithtown, Monday, 26 October

Clear. High 64°, low 48°.

Pressure30.33 inHg
Wind5.5 mph SW
Humidity66%
Visibility—
Dew point43°
Tue, 2766° / 57°0Overcast
MorningOvercast59°feels 58°
AfternoonOvercast63°feels 62°
EveningOvercast65°feels 63°
OvernightOvercast58°feels 57°
66 °Overcast

Smithtown, Tuesday, 27 October

Overcast. High 66°, low 57°.

Pressure30.06 inHg
Wind13.3 mph NW
Humidity55%
Visibility—
Dew point46°
Wed, 2851° / 46°0Mostly clear
MorningMostly clear47°feels 41°
AfternoonMostly clear49°feels 44°
EveningMostly clear50°feels 46°
OvernightMostly clear49°feels 45°
51 °Mostly clear

Smithtown, Wednesday, 28 October

Mostly clear. High 51°, low 46°.

Pressure30.33 inHg
Wind15.6 mph N
Humidity47%
Visibility—
Dew point29°
Thu, 2953° / 47°0.11Light rain
MorningLight rain48°feels 44°
AfternoonLight rain50°feels 47°
EveningLight rain52°feels 51°
OvernightLight rain49°feels 48°
53 °Light rain

Smithtown, Thursday, 29 October

Light rain. High 53°, low 47°.

Pressure30.24 inHg
Wind12.5 mph N
Humidity69%
Visibility—
Dew point40°
Fri, 3057° / 48°0.12Light rain
MorningLight rain49°feels 45°
AfternoonLight rain52°feels 49°
EveningLight rain56°feels 53°
OvernightLight rain50°feels 47°
57 °Light rain

Smithtown, Friday, 30 October

Light rain. High 57°, low 48°.

Pressure30.12 inHg
Wind12.5 mph NW
Humidity60%
Visibility—
Dew point37°

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 Smithtown, 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.