Slough, United Kingdom Weather

  1. Slough, United Kingdom Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Slough over the next 12 hours
  7. Temperature and possibility of rain in Slough in the coming days
  8. Rainfall in Slough in the coming days
  9. Slough Weather Summary
  10. Weather averages by month
  11. Slough's weather
  12. Frequently asked questions
  13. Comments
Slough, Weather
(Photo by Viktor Forgacs on Unsplash)

Current conditions

Updated:
6°C
42.8°F
°C °F

Condition: Overcast

Pressure: 1,008 hPa

Feel like: 3 °C

Temperature: 6°C

Cloud: 98%

Humidity: 89%

Wind: NE - 11 km/h

Visibility: 3.54 km

Weather forecast

Wed
11 Nov
7°C / 10°C
Slight Rain
Thu
12 Nov
3°C / 7°C
Overcast
Fri
13 Nov
1°C / 6°C
Partly Cloudy
Sat
14 Nov
-1°C / 7°C
Overcast
Sun
15 Nov
2°C / 12°C
Drizzle
Hourly forecast today:
03:00 AM
4° / 6°
4° / 6°
Overcast
89% 23 km/h
04:00 AM
3° / 5°
3° / 5°
Partly Cloudy
91% 15 km/h
05:00 AM
4° / 5°
4° / 5°
Overcast
92% 16 km/h
06:00 AM
4° / 5°
4° / 5°
Overcast
93% 19 km/h
07:00 AM
4° / 5°
4° / 5°
Overcast
94% 23 km/h
08:00 AM
4° / 5°
4° / 5°
Mainly Clear
93% 24 km/h
09:00 AM
4° / 6°
4° / 6°
Clear Sky
89% 21 km/h
10:00 AM
5° / 7°
5° / 7°
Partly Cloudy
83% 29 km/h
11:00 AM
4° / 9°
4° / 9°
Overcast
75% 33 km/h
12:00 PM
4° / 9°
4° / 9°
Overcast
68% 35 km/h
13:00 PM
3° / 9°
3° / 9°
Overcast
66% 33 km/h

30 Day Averages and Extremes

  • Average high 10.33°C
  • Average low 5.03°C
  • Hottest day 16°C (27 October 2026)
  • Coldest day -1°C (14 November 2026)
  • Average humidity 77.03%
  • Days with precipitation 18 days
  • Highest precipitation 46 mm (11 November 2026)

Yesterday's Data

  • Max: 9°C
  • Min: 4°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Slough over the next 12 hours

Temperature and possibility of rain in Slough in the coming days

Rainfall in Slough in the coming days

Slough Climate Summary

Slough features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 11.68ºC (53.02ºF), which is about 0.93% higher than the national average for United Kingdom. Annually, the city experiences approximately 46.29 millimeters (1.82 inches) of rainfall, spread across 124.71 rainy days, accounting for 34.17% of the year.

Longitude 51.5105384
Latitude -0.5950406
Yearly high temperature 14.18ºC (57.52ºF)
Yearly low temperature 7.16ºC (44.89ºF)
Hottest month July 22.06ºC (71.71ºF)
Coldest month December 3.35ºC (38.03ºF)
Yearly precip 46.29mm (1.82in)
Days with rainfall 124.71 days (34.17%)
Driest month March (81.61%)
Wettest month June (79.27%)

Weather averages by month

Month High / Low (°C) Rain
January 6.75° / 2.08° 10.36 days
February 7.6° / 2.33° 9.45 days
March 10.49° / 3.25° 8.27 days
April 14.02° / 5.12° 9.0 days
May 16.52° / 7.65° 11.27 days
June 19.5° / 10.6° 13.36 days
July 22.06° / 13.11° 12.55 days
August 21.34° / 13.26° 12.82 days
September 19.05° / 10.95° 7.55 days
October 14.8° / 8.79° 10.36 days
November 10.31° / 5.47° 10.36 days
December 7.73° / 3.35° 9.36 days

Slough's weather

Frequently asked questions

1. What is the hottest month in Slough?

July has the highest average monthly temperature (daily mean of 22.06ºC) and December are the coolest (daily mean of 3.35ºC).

2. What should I wear in Slough today?

For today's cool weather in Slough, with temperatures between 7ºC to 10ºC (44.6ºF to 50.0ºF), you should consider wearing:
- Knit hat (optional for cooler mornings)
- Casual shoes or sneakers
- Thin gloves (optional for early mornings or late evenings)
- Comfortable pants or jeans

Temperature

Early
4°C / 6°C
Morning
4°C / 6°C
Afternoon
3°C / 10°C
Evening
7°C / 8°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 460
  • CO 229
  • NH3 0
  • NO2 17
  • O3 31
  • PM10 24
  • PM25 21
  • SO2 1
  • CH4 1,515

Sunrise / Sunset

07:11
16:20