UTC Offset
UTC-04:00
Greenwich, United States Snapshot 2026
Where is Greenwich?
Greenwich, United States
- Continent
- Americas
- Country
- United States
- City
- Greenwich
- Population
- 12.9K
- Elevation
- 28 m
- Coordinates
- 41.03°, -73.63°
Greenwich is a city in United States with a population of approximately 12.9K. Average temperatures range from -2°C (28°F) in January to 29°C (85°F) in July. The best time to visit is May, June, July, August, September.
Time in Greenwich right now
Open full time & time zone page 16:38 38
Monday, June 15, 2026
IANA time zone
America/New_York
Daylight saving
DST in effect
EST / EDT
Next DST change
November 1
backward -1h
Live weather in Greenwich
Daylight in Greenwich today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 07m
Climate normals for Greenwich
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May best
Excellent June best
Excellent July best
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 / -2°C | 0°C / -7°C | 9days (86 mm) Wet | 6h Fair | 69% Muggy | 2.3 Moderate | Poor | View Details |
| February | 6°C / -2°C | 2°C / -6°C | 10days (89 mm) Wet | 6.6h Fair | 71% Muggy | 3.3 Moderate | Poor | View Details |
| March | 10°C / 1°C | 7°C / -3°C | 10days (97 mm) Wet | 8.1h Good | 68% Muggy | 4.6 Moderate | Poor | View Details |
| April | 15°C / 6°C | 13°C / 3°C | 11days (103 mm) Wet | 8.7h Good | 70% Muggy | 5.3 High | Fair | View Details |
| May best | 20°C / 12°C | 20°C / 10°C | 13days (103 mm) Wet | 9.3h Good | 75% Muggy | 6.3 High | Excellent | View Details |
| June best | 26°C / 18°C | 28°C / 18°C | 10days (81 mm) Wet | 11.1h Excellent | 73% Muggy | 6.9 High | Excellent | View Details |
| July best | 29°C / 22°C | 32°C / 24°C | 14days (123 mm) Wet | 11.5h Excellent | 75% Muggy | 7.3 Very High | Good | View Details |
| August best | 28°C / 21°C | 30°C / 23°C | 12days (97 mm) Wet | 10.4h Excellent | 76% Humid | 6.5 High | Excellent | View Details |
| September best | 24°C / 17°C | 25°C / 18°C | 9days (98 mm) Wet | 8.6h Good | 77% Humid | 5.1 High | Excellent | View Details |
| October | 18°C / 12°C | 18°C / 10°C | 9days (110 mm) Wet | 7.3h Good | 76% Humid | 4.1 Moderate | Good | View Details |
| November | 12°C / 5°C | 9°C / 1°C | 8days (79 mm) Wet | 6.8h Fair | 72% Muggy | 2.8 Moderate | Fair | View Details |
| December | 6°C / 0°C | 2°C / -4°C | 11days (108 mm) Wet | 5.6h Fair | 74% Muggy | 2 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 4°C / -2°C . Feb: 6°C / -2°C . Mar: 10°C / 1°C . Apr: 15°C / 6°C . May: 20°C / 12°C . Jun: 26°C / 18°C . Jul: 29°C / 22°C . Aug: 28°C / 21°C . Sep: 24°C / 17°C . Oct: 18°C / 12°C . Nov: 12°C / 5°C . Dec: 6°C / 0°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 86 mm. Feb: 89 mm. Mar: 97 mm. Apr: 103 mm. May: 103 mm. Jun: 81 mm. Jul: 123 mm. Aug: 97 mm. Sep: 98 mm. Oct: 110 mm. Nov: 79 mm. Dec: 108 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 69%. Feb: 71%. Mar: 68%. Apr: 70%. May: 75%. Jun: 73%. Jul: 75%. Aug: 76%. Sep: 77%. Oct: 76%. Nov: 72%. Dec: 74%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 18 km/h . Mar: 19 km/h . Apr: 18 km/h . May: 16 km/h . Jun: 15 km/h . Jul: 14 km/h . Aug: 14 km/h . Sep: 14 km/h . Oct: 16 km/h . Nov: 18 km/h . Dec: 17 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: 19°C . Jul: 24°C . Aug: 24°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 5. 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
Greenwich has a population of approximately 12.9K.
The best months to visit Greenwich are May, June, July, August, September, when temperatures are pleasant and rainfall is lower.
Greenwich receives approximately 1174mm of rainfall annually across 126 rainy days.
Greenwich is located in United States, in the Americas region.
Greenwich sits at an elevation of 28 m (92 ft) above sea level.