Weather in Southend in August 2025
- August is usually the hottest month of the year in Southend;
Average weather
Average temperature in Southend in August
Going from a maximum of +26°C during the day to a minimum of +10°C during the night, the temperature in August averages around +22°C.
The average maximum temperature goes down 25% by the end of the month, compared with the beginning of the month, from +22°C to +18°C.
Is Southend warm or cold in August?
Southend is typically mild in August.
Maximum temperatures go up compared to the previous month from +21°C to +21°C. The minimum temperature also goes up from +14°C to +14°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
August is the hottest month in Southend, here is the comparison with other months:
Water temperature in Southend in August
Water in Southend in August is Fresh. It varies from +16°C to +19°C, with an average of +17°C. This is almost similar to the air temperature, which averages +21°C.
The water temperature in August is one of the warmest of the entire year:
Can you swim in Southend in August?
Climate in Southend in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +21°C | +21°C | +19°C | ||||
| Min. temperature | ||||||
| +6°C | +6°C | +2°C | ||||
| Max. temperature | ||||||
| +37°C | +35°C | +31°C | ||||
| Rainfall | ||||||
| 52 mm | 54 mm | 42 mm | ||||
| Wind | ||||||
| 4 m/s | 4 m/s | 4 m/s | ||||
| Avg. water temperature | ||||||
| +16°C | +17°C | +17°C | ||||
| Humidity | ||||||
| 72% | 73% | 76% | ||||
| Air pressure | ||||||
| 1015 HPa | 1014 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 8 | 8 | 7 | ||||
| Cloudy days | ||||||
| 6 | 7 | 8 | ||||
| Rainy days | ||||||
| 16 | 15 | 14 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as good as in July. The temperature levels stay the same in the area of +21°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 52 mm to 54 mm. Humidity rises from 72% to 73%. The average wind speed doesn’t change much during August, staying around 4 m/s. The amount of sunny days stay about the same, averaging 8 sunny days during the month.
Next month (September) brings a further decline in the weather.
Wind
The average wind speed is 4 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Southend is gradually decreasing during August, going from 7 m/s to 2 m/s over the course of the month.
Rain
How was the weather last August in Southend?
Climate Change over Years
The climate in Southend in August has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+12°C) and the highest in 2022 (+16°C). The driest year was 1996 with only 411 mm of rainfall, and the wettest year was 2023 with 1025 mm.
FAQ
Is August a good time to visit Southend?
Can you sunbathe in Southend in August?
Can you swim in Southend in August?
Is Southend rainy in August?
Is it sunny in Southend in August?
Other cities in United Kingdom
Monthly weather in Southend
Source of the data
For this page, we’ve looked at the typical weather in Southend, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.