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EnglandThe climate of Slough
The current climate in Slough features temperatures ranging from a high of 24°C to a low of 9°C throughout the year. The average yearly temperature is around 17°C. At night, temperatures in the colder months average around 3°C and in the warmer months around 15°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Slough, England.
Temperature records
The highest temperature recorded in Slough in recent years was 39°C in July 2022. The lowest daytime temperature recorded was -2°C in February 2018.
Precipitation and snowfall
On average, Slough gets 591 mm of precipitation each year. Of this, about 3,7 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Curious about the weather in other parts of England? Check out the climate and weather for spots like London, Edinburgh, Cornwall, or explore other destinations in England.
Best time to visit Slough?
The best time to visit Slough for sunny weather is May through September. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Slough. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Slough
The climate table of Slough shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 9 | 10 | 12 | 15 | 19 | 22 | 24 | 23 | 21 | 16 | 12 | 10 |
| Temp. min (°C) | 3 | 4 | 5 | 6 | 10 | 13 | 15 | 15 | 13 | 10 | 6 | 5 |
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| Precipitation (mm) | 59 | 48 | 43 | 28 | 46 | 45 | 42 | 54 | 41 | 69 | 64 | 52 |
| Snow (cm) | 0,5 | 0,9 | 1,0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1,3 |
| UV Index | 2 | 3 | 4 | 4 | 5 | 6 | 5 | 5 | 5 | 3 | 2 | 1 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Popular destinations in England
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Temperature charts
These charts display the average temperatures in Slough, England. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Slough
Yearly Temperature in Slough
Precipitation charts
These charts show the average amount of precipitation in Slough, England. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in Slough
Total Yearly Precipitation in Slough
Average Snowfall per Month in Slough
Total Yearly Snowfall in Slough
UV index chart
This chart shows the average UV index per month in Slough, England. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Slough
Weather experiences in Slough
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Average weather in Slough by month
Click on a month below to see detailed weather info for Slough. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.