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East Setauket, United States Snapshot 2026
Where is East Setauket?
East Setauket, United States
- Continent
- Americas
- Country
- United States
- City
- East Setauket
- Population
- 17K
- Elevation
- 20 m
- Coordinates
- 40.94°, -73.11°
East Setauket is a city in United States with a population of approximately 17K. Average temperatures range from -1°C (30°F) in January to 28°C (82°F) in July. The best time to visit is June, August, September.
Time in East Setauket right now
Open full time & time zone page 07:41 41
Tuesday, June 16, 2026
IANA time zone
America/New_York
Daylight saving
DST in effect
EST / EDT
Next DST change
November 1
backward -1h
Live weather in East Setauket
Daylight in East Setauket today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 06m
Climate normals for East Setauket
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May
Good June best
Excellent July
Good August best
Excellent September best
Excellent October
Good November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 4°C / -1°C | 0°C / -7°C | 10days (100 mm) Wet | 6.1h Fair | 70% Muggy | 2.3 Moderate | Poor | View Details |
| February | 6°C / 0°C | 2°C / -6°C | 10days (100 mm) Wet | 6.8h Fair | 72% Muggy | 3.3 Moderate | Poor | View Details |
| March | 9°C / 2°C | 5°C / -3°C | 10days (109 mm) Wet | 8.4h Good | 69% Muggy | 4.7 Moderate | Poor | View Details |
| April | 14°C / 7°C | 12°C / 3°C | 12days (112 mm) Wet | 9.1h Good | 71% Muggy | 5.5 High | Fair | View Details |
| May | 19°C / 12°C | 19°C / 10°C | 12days (106 mm) Wet | 9.8h Good | 75% Muggy | 6.3 High | Good | View Details |
| June best | 24°C / 18°C | 26°C / 18°C | 9days (71 mm) Wet | 11.4h Excellent | 75% Muggy | 7.1 Very High | Excellent | View Details |
| July | 28°C / 22°C | 31°C / 24°C | 11days (104 mm) Wet | 11.8h Excellent | 77% Humid | 7.3 Very High | Good | View Details |
| August best | 27°C / 21°C | 29°C / 23°C | 10days (84 mm) Wet | 10.9h Excellent | 76% Humid | 6.6 High | Excellent | View Details |
| September best | 23°C / 18°C | 24°C / 18°C | 9days (103 mm) Wet | 8.9h Good | 76% Humid | 5.1 High | Excellent | View Details |
| October | 18°C / 13°C | 17°C / 10°C | 11days (124 mm) Wet | 7.6h Good | 75% Muggy | 4.1 Moderate | Good | View Details |
| November | 12°C / 7°C | 9°C / 2°C | 8days (89 mm) Wet | 6.9h Fair | 70% Muggy | 2.9 Moderate | Fair | View Details |
| December | 7°C / 2°C | 2°C / -4°C | 11days (135 mm) Wet | 5.7h Fair | 72% Muggy | 2.1 Moderate | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 4°C / -1°C . Feb: 6°C / 0°C . Mar: 9°C / 2°C . Apr: 14°C / 7°C . May: 19°C / 12°C . Jun: 24°C / 18°C . Jul: 28°C / 22°C . Aug: 27°C / 21°C . Sep: 23°C / 18°C . Oct: 18°C / 13°C . Nov: 12°C / 7°C . Dec: 7°C / 2°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 100 mm. Feb: 100 mm. Mar: 109 mm. Apr: 112 mm. May: 106 mm. Jun: 71 mm. Jul: 104 mm. Aug: 84 mm. Sep: 103 mm. Oct: 124 mm. Nov: 89 mm. Dec: 135 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 70%. Feb: 72%. Mar: 69%. Apr: 71%. May: 75%. Jun: 75%. Jul: 77%. Aug: 76%. Sep: 76%. Oct: 75%. Nov: 70%. Dec: 72%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 26 km/h . Feb: 25 km/h . Mar: 26 km/h . Apr: 24 km/h . May: 21 km/h . Jun: 20 km/h . Jul: 19 km/h . Aug: 19 km/h . Sep: 20 km/h . Oct: 24 km/h . Nov: 26 km/h . Dec: 26 km/h .
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 5°C . Feb: 4°C . Mar: 5°C . Apr: 9°C . May: 14°C . Jun: 18°C . Jul: 23°C . Aug: 23°C . Sep: 22°C . Oct: 18°C . Nov: 13°C . Dec: 7°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 5. Apr: UV 6. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 7. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
East Setauket has a population of approximately 17K.
The best months to visit East Setauket are June, August, September, when temperatures are pleasant and rainfall is lower.
East Setauket receives approximately 1237mm of rainfall annually across 123 rainy days.
East Setauket is located in United States, in the Americas region.
East Setauket sits at an elevation of 20 m (66 ft) above sea level.