Hillingdon, United Kingdom Weather

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

Current conditions

Updated:
20°C
68.0°F
°C °F

Condition: Overcast

Pressure: 1,017 hPa

Feel like: 19 °C

Temperature: 20°C

Cloud: 100%

Humidity: 47%

Wind: SSW - 9 km/h

Visibility: 28.26 km

Weather forecast

Fri
25 Sep
11°C / 18°C
Overcast
Sat
26 Sep
14°C / 22°C
Drizzle
Sun
27 Sep
12°C / 19°C
Moderate Drizzle
Mon
28 Sep
15°C / 25°C
Drizzle
Tue
29 Sep
17°C / 21°C
Drizzle
Hourly forecast today:
13:00 PM
9° / 20°
9° / 20°
Overcast
47% 21 km/h
14:00 PM
9° / 21°
9° / 21°
Mainly Clear
46% 21 km/h
15:00 PM
10° / 21°
10° / 21°
Mainly Clear
48% 21 km/h
16:00 PM
10° / 21°
10° / 21°
Clear Sky
48% 21 km/h
17:00 PM
10° / 20°
10° / 20°
Clear Sky
51% 25 km/h
18:00 PM
10° / 19°
10° / 19°
Clear Sky
57% 21 km/h
19:00 PM
11° / 18°
11° / 18°
Clear Sky
64% 23 km/h
20:00 PM
12° / 17°
12° / 17°
Clear Sky
73% 20 km/h
21:00 PM
12° / 16°
12° / 16°
Clear Sky
77% 17 km/h
22:00 PM
11° / 15°
11° / 15°
Clear Sky
79% 15 km/h
23:00 PM
11° / 14°
11° / 14°
Clear Sky
82% 11 km/h

30 Day Averages and Extremes

  • Average high 18.83°C
  • Average low 11.67°C
  • Hottest day 25°C (28 September 2026)
  • Coldest day 0°C (07 October 2026)
  • Average humidity 68.73%
  • Days with precipitation 21 days
  • Highest precipitation 51 mm (12 September 2026)

Yesterday's Data

  • Max: 21°C
  • Min: 11°C
  • Total Precipitation: 0 mm

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

Temperature and possibility of rain in Hillingdon in the coming days

Rainfall in Hillingdon in the coming days

Hillingdon Climate Summary

Hillingdon features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 11.91ºC (53.44ºF), which is about 1.16% higher than the national average for United Kingdom. Annually, the city experiences approximately 35.19 millimeters (1.39 inches) of rainfall, spread across 97.54 rainy days, accounting for 26.72% of the year.

Longitude 51.5351832
Latitude -0.4481378
Yearly high temperature 14.41ºC (57.94ºF)
Yearly low temperature 7.41ºC (45.34ºF)
Hottest month July 22.42ºC (72.36ºF)
Coldest month December 3.46ºC (38.23ºF)
Yearly precip 35.19mm (1.39in)
Days with rainfall 97.54 days (26.72%)
Driest month April (76.89%)
Wettest month August (73.94%)

Weather averages by month

Month High / Low (°C) Rain
January 6.81° / 2.08° 8.27 days
February 7.73° / 2.44° 7.82 days
March 10.69° / 3.54° 6.27 days
April 14.33° / 5.43° 6.09 days
May 16.83° / 8.04° 8.27 days
June 19.85° / 10.86° 10.73 days
July 22.42° / 13.44° 9.82 days
August 21.74° / 13.67° 9.36 days
September 19.31° / 11.34° 6.09 days
October 14.97° / 9.01° 8.73 days
November 10.46° / 5.62° 8.09 days
December 7.77° / 3.46° 8.0 days

Hillingdon's weather

Frequently asked questions

1. What is the hottest month in Hillingdon?

July has the highest average monthly temperature (daily mean of 22.42ºC) and December are the coolest (daily mean of 3.46ºC).

2. What should I wear in Hillingdon today?

For today's warm weather in Hillingdon, with temperatures between 20ºC to 23ºC (68.0ºF to 73.4ºF), you might consider wearing:
- Sunglasses
- Shorts or lightweight trousers
- Light, breathable socks
- Cotton or linen fabrics

Temperature

Early
9°C / 12°C
Morning
8°C / 15°C
Afternoon
10°C / 21°C
Evening
12°C / 16°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 435
  • CO 192
  • NH3 1
  • NO2 9
  • O3 63
  • PM10 7
  • PM25 3
  • SO2 0
  • CH4 1,369

Sunrise / Sunset

05:52
17:53