Grimsby Weather in September

September in Grimsby typically sees daytime highs of 19°C (66°F) and nighttime lows of 11°C (52°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Grimsby in September

Historically, the month has about 13 days of rain, averaging 65 mm (2.6 in) in total. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Grimsby in September

In September, Grimsby sees pleasant temperatures, with highs of 19°C (66°F). Nights drop to around 11°C (52°F). The difference between afternoon and evening temperatures is usually noticeable. Nights cool down to 11°C (52°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 Grimsby in September

The area enjoys a balanced 148 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Grimsby.

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

Grimsby Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 44%  

Precipitation 65 mm (2.6 in)  

Rainy days 13 days  

Sunshine 148 hours *  

Percentage Sunshine *  

* Data from: Hull, the United Kingdom (26 KM, 16 Miles).

What to Wear in Grimsby in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Grimsby 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 Grimsby's climate page.

More climate data for Grimsby

Temperature Rainfall Sunshine

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