Which is the hottest month in Harwich?

The hottest time of year in Harwich is normally July. Expect maximum daytime temperatures to reach 21°C.

Which month has the most rain in Harwich?

In terms of rainfall, November is usually the wettest month in Harwich with 57mm on average. There are normally 19 days in November with some rain.

When is it sunniest in Harwich?

The sunniest time of year in Harwich is normally August with bright sunshine on average for 43% of daylight hours; that's 6 hours of sunshine per day.

When is the sea warmest in Harwich?

The sea is usually at its warmest in Harwich in August when the water temperature reaches 18°C.

Best time to visit Harwich

Q: When is the best time to visit Harwich?

The best time to visit Harwich is May and June based on the following average weather conditions. Daily hours of sunshine = 10 hours or more.

Find the best time to visit Harwich and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Harwich by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for England

Chessington: Pre-book day tickets & save £37

Sale

Pre-book one day Chessington tickets & save £37
Online saver tickets from £29 (gate prices from £66)
Rainy day guarantee - get a free return visit

Go to Chessington deal >>

View all Chessington offers

When is the best time to visit Harwich?

The best time to visit Harwich is May and June based on the following average weather conditions.

Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0
Jan
0
Feb
0.5
Mar
1.5
Apr
3
May
3
Jun
2.5
Jul
2.5
Aug
1.5
Sep
0.5
Oct
0
Nov
0
Dec

Change criteria

Hours of Sunshine (daily)

2
Jan
3
Feb
4
Mar
5
Apr
7
May
7
Jun
6
Jul
6
Aug
5
Sep
4
Oct
2
Nov
2
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for England (Harwich) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)