UTC Offset
UTC-04:00
Chilmark, United States Snapshot 2026
Where is Chilmark?
Chilmark, United States
- Continent
- Americas
- Country
- United States
- City
- Chilmark
- Population
- 858
- Elevation
- 22 m
- Coordinates
- 41.34°, -70.74°
Chilmark is a city in United States with a population of approximately 858. Average temperatures range from 0°C (32°F) in January to 23°C (73°F) in August. The best time to visit is June, July, August, September.
Time in Chilmark right now
Open full time & time zone page 16:41 41
Tuesday, June 30, 2026
IANA time zone
America/New_York
Daylight saving
DST in effect
EST / EDT
Next DST change
November 1
backward -1h
Live weather in Chilmark
Daylight in Chilmark today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 07m
Climate normals for Chilmark
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Poor May
Fair June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 5°C / 0°C | -2°C / -7°C | 11days (122 mm) Wet | 5.9h Fair | 71% Muggy | 2.2 Moderate | Poor | View Details |
| February | 5°C / 0°C | -1°C / -7°C | 11days (110 mm) Wet | 6.7h Fair | 73% Muggy | 3.2 Moderate | Poor | View Details |
| March | 6°C / 2°C | 1°C / -5°C | 11days (111 mm) Wet | 8.3h Good | 73% Muggy | 4.4 Moderate | Poor | View Details |
| April | 10°C / 6°C | 6°C / 0°C | 11days (105 mm) Wet | 8.8h Good | 77% Humid | 5.5 High | Poor | View Details |
| May | 14°C / 11°C | 12°C / 6°C | 11days (103 mm) Wet | 10.1h Excellent | 82% Humid | 6.5 High | Fair | View Details |
| June best | 19°C / 16°C | 19°C / 14°C | 9days (71 mm) Wet | 11.4h Excellent | 85% Humid | 7.2 Very High | Excellent | View Details |
| July best | 23°C / 21°C | 25°C / 21°C | 8days (83 mm) Wet | 11.8h Excellent | 87% Very Muggy | 7.3 Very High | Excellent | View Details |
| August best | 23°C / 21°C | 25°C / 20°C | 8days (72 mm) Wet | 11h Excellent | 83% Humid | 6.8 High | Excellent | View Details |
| September best | 20°C / 18°C | 20°C / 16°C | 10days (105 mm) Wet | 8.9h Good | 80% Humid | 5.1 High | Excellent | View Details |
| October | 17°C / 13°C | 14°C / 9°C | 10days (141 mm) Wet | 7.7h Good | 76% Humid | 4 Moderate | Fair | View Details |
| November | 12°C / 7°C | 7°C / 1°C | 10days (81 mm) Wet | 6.7h Fair | 68% Muggy | 2.7 Moderate | Poor | View Details |
| December | 7°C / 2°C | 1°C / -5°C | 11days (121 mm) Wet | 5.6h Fair | 70% Muggy | 2.1 Moderate | Poor | View Details |
Monthly Temperatures
High Low
Line chart showing monthly temperatures. Jan: 5°C / 0°C . Feb: 5°C / 0°C . Mar: 6°C / 2°C . Apr: 10°C / 6°C . May: 14°C / 11°C . Jun: 19°C / 16°C . Jul: 23°C / 21°C . Aug: 23°C / 21°C . Sep: 20°C / 18°C . Oct: 17°C / 13°C . Nov: 12°C / 7°C . Dec: 7°C / 2°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 122 mm. Feb: 110 mm. Mar: 111 mm. Apr: 105 mm. May: 103 mm. Jun: 71 mm. Jul: 83 mm. Aug: 72 mm. Sep: 105 mm. Oct: 141 mm. Nov: 81 mm. Dec: 121 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 71%. Feb: 73%. Mar: 73%. Apr: 77%. May: 82%. Jun: 85%. Jul: 87%. Aug: 83%. Sep: 80%. Oct: 76%. Nov: 68%. Dec: 70%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 41 km/h . Feb: 40 km/h . Mar: 40 km/h . Apr: 37 km/h . May: 33 km/h . Jun: 30 km/h . Jul: 28 km/h . Aug: 28 km/h . Sep: 31 km/h . Oct: 36 km/h . Nov: 40 km/h . Dec: 41 km/h .
Sea Temperature
Sea Temperature swim
Line chart showing monthly sea temperature. Jan: 5°C . Feb: 4°C . Mar: 5°C . Apr: 8°C . May: 13°C . Jun: 17°C . Jul: 22°C . Aug: 21°C . Sep: 20°C . Oct: 17°C . Nov: 12°C . Dec: 8°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 6. May: UV 7. Jun: UV 7. Jul: UV 7. Aug: UV 7. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Chilmark has a population of approximately 858.
The best months to visit Chilmark are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Chilmark receives approximately 1225mm of rainfall annually across 121 rainy days.
Chilmark is located in United States, in the Americas region.
Chilmark sits at an elevation of 22 m (72 ft) above sea level.