🇬🇧 Weather in Slough
Map Overlays:
Hourly Forecast for Slough
03:00
10°
27%
04:00
10°
29%
05:00
10°
17%
06:00
10°
30%
07:00
10°
28%
08:00
11°
24%
09:00
13°
20%
10:00
14°
16%
11:00
16°
14%
12:00
17°
2%
13:00
19°
1%
14:00
20°
9%
15:00
20°
6%
16:00
19°
12%
17:00
18°
16%
18:00
17°
16%
19:00
16°
16%
20:00
16°
19%
21:00
15°
21%
22:00
15°
26%
23:00
15°
34%
00:00
15°
31%
01:00
15°
29%
02:00
15°
27%
14-Day Forecast for Slough
2026-09-10
Overcast
20° /
10°
2026-09-11
Overcast
22° /
13°
2026-09-12
Overcast
24° /
12°
2026-09-13
Overcast
21° /
14°
2026-09-14
Patchy rain nearby
25° /
14°
2026-09-15
Partly Cloudy
26° /
16°
2026-09-16
Patchy rain nearby
24° /
17°
Additional Forecasts for Slough
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 185.0 μg/m³
O₃ (Ozone) 17.0 μg/m³
NO₂ (Nitrogen Dioxide) 26.2 μg/m³
SO₂ (Sulphur Dioxide) 0.7 μg/m³
PM2.5 (Fine particles) 8.7 μg/m³
PM10 (Coarse particles) 12.8 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United Kingdom
Weather in Slough — FAQ
Answers refreshed each request based on current conditions in Slough.
What is the weather like right now in Slough?
Right now in Slough, United Kingdom the temperature is 10.7°C (feels like 9.6°C), with overcast. Relative humidity is 84% and wind is 7.2 km/h.
What is today's high and low temperature in Slough?
Today's forecast high in Slough is 19.9°C and the overnight low is 9.7°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Slough today?
The chance of precipitation in Slough today is 23%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Slough differ from nearby cities?
Even short distances can change temperatures noticeably. Slough's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.