UTC Offset
UTC+01:00
Harwich, United Kingdom Snapshot 2026
Where is Harwich?
Harwich, United Kingdom
- Continent
- Europe
- Country
- United Kingdom
- City
- Harwich
- Population
- 20.7K
- Coordinates
- 51.94°, 1.28°
Harwich is a city in United Kingdom with a population of approximately 20.7K. Average temperatures range from 3°C (38°F) in January to 21°C (70°F) in August. The best time to visit is May, June, July, August, September.
Time in Harwich right now
Open full time & time zone page 22:08 08
Monday, June 15, 2026
IANA time zone
Europe/London
Daylight saving
DST in effect
GMT / BST
Next DST change
October 25
backward -1h
Live weather in Harwich
Daylight in Harwich today
View full sunrise & sunset page Sunrise
Sunset
Day length
16h 41m
Climate normals for Harwich
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May best
Good June best
Good July best
Excellent August best
Excellent September best
Good October
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 7°C / 3°C | 3°C / -1°C | 11days (62 mm) Wet | 3.9h Poor | 85% Humid | 1.1 Low | Poor | View Details |
| February | 8°C / 4°C | 4°C / -1°C | 11days (58 mm) Wet | 5.2h Fair | 82% Humid | 1.7 Low | Poor | View Details |
| March | 10°C / 5°C | 6°C / 1°C | 12days (52 mm) Wet | 7.6h Good | 81% Humid | 3.4 Moderate | Poor | View Details |
| April | 12°C / 7°C | 8°C / 3°C | 9days (37 mm) Wet | 10.5h Excellent | 77% Humid | 4.9 Moderate | Fair | View Details |
| May best | 15°C / 10°C | 14°C / 7°C | 10days (47 mm) Wet | 11.8h Excellent | 78% Humid | 5.5 High | Good | View Details |
| June best | 19°C / 13°C | 18°C / 11°C | 8days (55 mm) Wet | 12.3h Excellent | 77% Humid | 6.3 High | Good | View Details |
| July best | 21°C / 15°C | 20°C / 14°C | 12days (61 mm) Wet | 11.7h Excellent | 75% Muggy | 5.7 High | Excellent | View Details |
| August best | 21°C / 16°C | 20°C / 14°C | 9days (59 mm) Wet | 11h Excellent | 75% Muggy | 5.4 High | Excellent | View Details |
| September best | 19°C / 14°C | 17°C / 12°C | 10days (58 mm) Wet | 9h Good | 77% Humid | 4.1 Moderate | Good | View Details |
| October | 15°C / 11°C | 12°C / 8°C | 13days (77 mm) Wet | 6.3h Fair | 81% Humid | 2.4 Moderate | Good | View Details |
| November | 11°C / 7°C | 7°C / 3°C | 11days (67 mm) Wet | 4.5h Fair | 84% Humid | 1.3 Low | Poor | View Details |
| December | 9°C / 5°C | 5°C / 1°C | 13days (76 mm) Wet | 3h Poor | 87% Very Muggy | 0.8 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 7°C / 3°C . Feb: 8°C / 4°C . Mar: 10°C / 5°C . Apr: 12°C / 7°C . May: 15°C / 10°C . Jun: 19°C / 13°C . Jul: 21°C / 15°C . Aug: 21°C / 16°C . Sep: 19°C / 14°C . Oct: 15°C / 11°C . Nov: 11°C / 7°C . Dec: 9°C / 5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 62 mm. Feb: 58 mm. Mar: 52 mm. Apr: 37 mm. May: 47 mm. Jun: 55 mm. Jul: 61 mm. Aug: 59 mm. Sep: 58 mm. Oct: 77 mm. Nov: 67 mm. Dec: 76 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 85%. Feb: 82%. Mar: 81%. Apr: 77%. May: 78%. Jun: 77%. Jul: 75%. Aug: 75%. Sep: 77%. Oct: 81%. Nov: 84%. Dec: 87%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 29 km/h . Feb: 30 km/h . Mar: 27 km/h . Apr: 24 km/h . May: 23 km/h . Jun: 23 km/h . Jul: 23 km/h . Aug: 23 km/h . Sep: 25 km/h . Oct: 27 km/h . Nov: 28 km/h . Dec: 29 km/h .
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 6°C . Feb: 6°C . Mar: 7°C . Apr: 11°C . May: 15°C . Jun: 18°C . Jul: 20°C . Aug: 21°C . Sep: 19°C . Oct: 15°C . Nov: 11°C . Dec: 7°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 3. Apr: UV 5. May: UV 6. Jun: UV 6. Jul: UV 6. Aug: UV 5. Sep: UV 4. Oct: UV 2. Nov: UV 1. Dec: UV 1.
Frequently Asked Questions
Harwich has a population of approximately 20.7K.
The best months to visit Harwich are May, June, July, August, September, when temperatures are pleasant and rainfall is lower.
Harwich receives approximately 709mm of rainfall annually across 129 rainy days.
Harwich is located in United Kingdom, in the Europe region.