Harwich Weather in September

September in Harwich averages 19°C (66°F) during the day and 14°C (57°F) at night. Quite a bit of rainfall is typical this month, with around 63 mm (2.5 in) on average. An umbrella is a good idea.

Rainfall in Harwich in September

Historically, September sees about 11 days of rain, with a monthly average of 63 mm (2.5 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Harwich in September

In September, Harwich gets pleasant temperatures, with highs of 19°C (66°F). Nights cool to around 14°C (57°F). During September, the summer season is in full swing. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 14°C (57°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Harwich in September

You can expect a moderate amount of sunlight, with approximately 146 hours. This means a pleasant mix of sun and overcast.

For Harwich itself, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United Kingdom, check out our Harwich's climate page.

Harwich Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 37%  

Precipitation 63 mm (2.5 in)  

Rainy days 11 days  

Sunshine 146 hours *  

Percentage Sunshine *  

* Data from: Chelmsford, the United Kingdom (60 KM, 37 Miles).

What to Wear in Harwich in September

For Harwich in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Harwich in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

10/10

Walking

10/10

Camping

8/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Harwich's climate page.

More climate data for Harwich

Temperature Rainfall Sunshine

See the full Harwich climate overview or explore weather in the United Kingdom.