Waltham Weather in September

September in Waltham typically sees daytime highs of 20°C (68°F) and nighttime lows of 13°C (55°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the summer season.

Rainfall in Waltham in September

Climate statistics over the past 30 years suggest around 12 days of rain, with 60 mm (2.4 in) average for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Waltham in September

September is one of the better months to visit Waltham. Expect 20°C (68°F) during the day and 13°C (55°F) at night. The month of September belongs to the summer season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights cool down to 13°C (55°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 Waltham in September

The month brings about 152 hours of sunlight, offering a comfortable mix of sun and overcast.

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

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

Waltham Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 40%  

Precipitation 60 mm (2.4 in)  

Rainy days 12 days  

Sunshine 152 hours *  

Percentage Sunshine *  

* Data from: Leeds-Kent, the United Kingdom (28 KM, 17 Miles).

What to Wear in Waltham in September

For Waltham 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Waltham 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

Barbeque

7/10

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 Waltham's climate page.

More climate data for Waltham

Temperature Rainfall Sunshine

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