UTC Offset
UTC-04:00
Harwich, United States Snapshot 2026
Where is Harwich?
Harwich, United States
- Continent
- Americas
- Country
- United States
- City
- Harwich
- Population
- 13.1K
- Elevation
- 17 m
- Coordinates
- 41.69°, -70.08°
Harwich is a city in United States with a population of approximately 13.1K. Average temperatures range from 0°C (32°F) in January to 23°C (73°F) in July. The best time to visit is June, July, August, September.
Time in Harwich right now
Open full time & time zone page 17:13 13
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 Harwich
Daylight in Harwich today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 11m
Climate normals for Harwich
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
Good October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 4°C / 0°C | -2°C / -7°C | 11days (124 mm) Wet | 5.4h Fair | 72% Muggy | 2.1 Moderate | Poor | View Details |
| February | 5°C / 0°C | -1°C / -7°C | 12days (114 mm) Wet | 6.4h Fair | 73% Muggy | 3.2 Moderate | Poor | View Details |
| March | 6°C / 2°C | 1°C / -5°C | 12days (115 mm) Wet | 7.8h Good | 72% Muggy | 4.2 Moderate | Poor | View Details |
| April | 10°C / 6°C | 6°C / 0°C | 11days (106 mm) Wet | 8.6h Good | 76% Humid | 5.3 High | Poor | View Details |
| May | 14°C / 10°C | 12°C / 6°C | 11days (96 mm) Wet | 9.9h Good | 81% Humid | 6.5 High | Fair | View Details |
| June best | 19°C / 16°C | 19°C / 14°C | 8days (66 mm) Wet | 11.2h Excellent | 84% Humid | 6.9 High | Excellent | View Details |
| July best | 23°C / 20°C | 25°C / 20°C | 7days (76 mm) Good | 11.3h Excellent | 86% Very Muggy | 7.2 Very High | Excellent | View Details |
| August best | 23°C / 20°C | 25°C / 20°C | 8days (67 mm) Wet | 10.8h Excellent | 83% Humid | 6.7 High | Excellent | View Details |
| September best | 20°C / 17°C | 20°C / 15°C | 10days (108 mm) Wet | 8.7h Good | 80% Humid | 5.1 High | Good | View Details |
| October | 16°C / 13°C | 14°C / 9°C | 10days (144 mm) Wet | 7.5h Good | 77% Humid | 4 Moderate | Fair | View Details |
| November | 11°C / 7°C | 7°C / 1°C | 9days (76 mm) Wet | 6.5h Fair | 69% Muggy | 2.7 Moderate | Poor | View Details |
| December | 7°C / 2°C | 1°C / -5°C | 12days (123 mm) Wet | 5h Fair | 70% Muggy | 2 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 4°C / 0°C . Feb: 5°C / 0°C . Mar: 6°C / 2°C . Apr: 10°C / 6°C . May: 14°C / 10°C . Jun: 19°C / 16°C . Jul: 23°C / 20°C . Aug: 23°C / 20°C . Sep: 20°C / 17°C . Oct: 16°C / 13°C . Nov: 11°C / 7°C . Dec: 7°C / 2°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 124 mm. Feb: 114 mm. Mar: 115 mm. Apr: 106 mm. May: 96 mm. Jun: 66 mm. Jul: 76 mm. Aug: 67 mm. Sep: 108 mm. Oct: 144 mm. Nov: 76 mm. Dec: 123 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 72%. Feb: 73%. Mar: 72%. Apr: 76%. May: 81%. Jun: 84%. Jul: 86%. Aug: 83%. Sep: 80%. Oct: 77%. Nov: 69%. Dec: 70%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 41 km/h . Feb: 41 km/h . Mar: 41 km/h . Apr: 37 km/h . May: 32 km/h . Jun: 29 km/h . Jul: 28 km/h . Aug: 28 km/h . Sep: 30 km/h . Oct: 36 km/h . Nov: 40 km/h . Dec: 41 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: 13°C . Jun: 19°C . Jul: 24°C . Aug: 24°C . Sep: 21°C . Oct: 16°C . Nov: 10°C . Dec: 6°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 5. 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
Harwich has a population of approximately 13.1K.
The best months to visit Harwich are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Harwich receives approximately 1215mm of rainfall annually across 121 rainy days.
Harwich is located in United States, in the Americas region.
Harwich sits at an elevation of 17 m (56 ft) above sea level.