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Manchester in August: Weather, Average temperature and Climate

Discover the weather for Manchester in August and if it’s a good time to travel (based on historical data).
Check flight prices to Manchester on Avionero:
August

Weather in Manchester in August 2025

OK Weather
Mild
🌧️
Rainy
🌊
Cold water
August could be a good time to visit Manchester, as the weather is generally fine. The average high temperature is around +20°C, and there are typically 2 sunny days in August. However, expect about 20 rainy days, and total monthly rainfall of approximately 90 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • August is usually the hottest month of the year in Manchester;

Average weather

☀️
+20°C
Avg. max. temperature
+5°C
Min.
+33°C
Max.
90 mm
Total precipitation
76%
Avg. humidity
3 m/s
Avg. wind
2 ☀️
Sunny Days
8 ⛅️
Cloudy
20 🌦
Rainy
Our opinion: Manchester has OK weather in August.

Average temperature in Manchester in August

Here are the expected maximum, average and minimum temperatures in Manchester for August based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in August is +21°C with a maximum of +28°C and a minimum of +10°C.

The average maximum temperature goes up 11% by the end of the month, compared with the beginning of the month, from +18°C to +20°C.

Is Manchester warm or cold in August?

Manchester is typically mild in August.

Maximum temperatures go up compared to the previous month from +20°C to +20°C. The minimum temperature also goes up from +13°C to +13°C.

Pack a light jacket as it will be warm in the day and cool in the evenings.

August is the hottest month in Manchester, here is the comparison with other months:

Water temperature in Manchester in August

Water in Manchester in August is Cold. It varies from +11°C to +13°C, with an average of +12°C. The air temperature averaging +20°C is higher than the water temperature.

The water temperature in August is one of the warmest of the entire year:

The warmest water temperatures in Manchester are reached in August, when the average sea temperature rises to +12°C. The coldest water temperatures are in February, with an average of +7°C.

Can you swim in Manchester in August?

We would not recommend swimming in Manchester in August, the water is very cold (+12°C on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +16°C
🏄‍♂️
Fresh
16°C - 21°C
🏊
Comfortable
21°C - 25°C
👙
Warm
25°C - 28°C
🔥
Very warm
+28°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Climate in Manchester in August

Manchester weather looks like this, on average, in August and the surrounding months.
JulyAugustSeptember
Avg. temperature
+20°C+20°C+18°C
Min. temperature
+7°C+5°C+1°C
Max. temperature
+38°C+33°C+30°C
Rainfall
89 mm90 mm77 mm
Wind
3 m/s3 m/s3 m/s
Avg. water temperature
+10°C+12°C+12°C
Humidity
74%76%78%
Air pressure
1014 HPa1014 HPa1014 HPa
Sunny days
323
Cloudy days
7810
Rainy days
192017
Snowy days
000

August typically has worse weather conditions compared to July. The temperature levels stay the same in the area of +20°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 89 mm to 90 mm. Humidity rises from 74% to 76%. The average wind speed doesn’t change much during August, staying around 3 m/s. The days becoming less sunny, going from 3 sunny days in July to 2 in August.

September brings much the same weather, it remains ok.

Wind

Wind speed in Manchester in August based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Manchester is gradually decreasing during August, going from 3 m/s to 1 m/s over the course of the month.

Rain

Amount of rainfall in mm during August in Manchester based on historical data.
Last Year
Historical Data
Total precipitation in August is about 107 mm, with a 77% chance of rain on a typical day. The maximum amount of rainfall per day is around 17 mm, which is considered light rain. August is a pretty wet month with over 24 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
August is one of the rainiest months in Manchester, here is a comparison with other months, total mm:
Manchester wettest month is October, where a typical day has a 61% chance of precipitation and 92 mm of rainfall per day. February, on the other hand, is the driest month with a mere 48% chance of precipitation and 66 mm of rainfall per day.

How was the weather last August in Manchester?

This is the weather in Manchester in August 2023:
1 August
☁️
+18°C
2 August
🌧️
+18°C
3 August
☁️
+20°C
4 August
☁️
+19°C
5 August
🌧️
+16°C
6 August
☁️
+18°C
7 August
☁️
+19°C
8 August
☁️
+20°C
9 August
☁️
+23°C
10 August
☁️
+28°C
11 August
☁️
+25°C
12 August
☁️
+21°C
13 August
🌧️
+22°C
14 August
🌧️
+21°C
15 August
☁️
+22°C
16 August
☁️
+23°C
17 August
☁️
+24°C
18 August
☁️
+21°C
19 August
☁️
+23°C
20 August
☁️
+23°C
21 August
🌧️
+23°C
22 August
☁️
+21°C
23 August
☁️
+21°C
24 August
☁️
+20°C
25 August
🌧️
+19°C
26 August
🌧️
+18°C
27 August
☁️
+16°C
28 August
☁️
+18°C
29 August
🌧️
+17°C
30 August
☁️
+20°C
31 August
☁️
+20°C
In August 2023 Manchester had 0 sunny days, 23 cloudy days, and 8 rainy days. The average maximum temperature was +21°C, with an absolute maximum of +28°C and a minimum of +16°C. The average humidity was 84%, with a maximum of 100% and a minimum of 55%. The average wind speed was 2 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in August?

Climate Change over Years

This is how Manchester climate have been changing during last 43 years period.

The climate in Manchester in August has not changed much over the last 43 years.

The average temperature was the lowest in 1986 (+12°C) and the highest in 2023 (+15°C). The driest year was 1995 with only 663 mm of rainfall, and the wettest year was 2019 with 1557 mm.

FAQ

Frequently asked questions about the weather in Manchester in August:

Is August a good time to visit Manchester?

It’s always a good time to visit Manchester, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Manchester in August?

August has mild temperatures in Manchester. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Can you swim in Manchester in August?

Swimming in Manchester in August is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Manchester rainy in August?

Manchester is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Manchester in August?

Usually, it’s not very sunny in Manchester in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in United Kingdom

Check out the weather for other cities in United Kingdom.

Monthly weather in Manchester

Source of the data

For this page, we’ve looked at the typical weather in Manchester, 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.