Best year time to visit Brentford

General weather information about Brentford

Average annual temperature is 11.5 °C

Absolute maximum temperature: 31.2 °C

Absolute minimum temperature: -5.0 °C

Number of sunny days: 127 days

Number of rainy days: 238 days

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* Weather data for Brentford United Kingdom is based on climate observations for 2026 year

Brentford air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.813.414.817.220.829.427.125.531.223.014.713.5
Average daytime temperature (°C)8.19.710.313.117.123.220.821.422.816.710.59.7
Average temperature (°C)5.05.97.48.712.618.017.217.118.013.07.67.6
Average night temperature (°C)1.72.64.34.38.012.513.212.913.69.84.85.1
Absolute minimum temperature (°C)-5.0-3.0-3.6-0.75.07.48.910.18.21.9-2.4-4.0

Brentford monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.016.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.410.011.913.915.616.516.114.612.710.78.97.9
Daylight minimum duration (h)7.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)4.34.54.58.010.112.510.310.19.16.64.42.5
Precipitation (mm)5712997335329475621019490
Sunny days14183111216371510810
Rainy days171028191914282415212221
Snow days000000000000

Brentford - weather forecast by months

Brentford weather in januaryBrentford weather in februaryBrentford weather in marchBrentford weather in aprilBrentford weather in mayBrentford weather in juneBrentford weather in julyBrentford weather in augustBrentford weather in septemberBrentford weather in octoberBrentford weather in novemberBrentford weather in december

Best time to visit Brentford:

The best time to visit Brentford during the most sunny months:

  • May — 10.1(h)
  • June — 12.5(h)
  • July — 10.3(h)
  • August — 10.1(h)
  • September — 9.1(h)

Months with the longest average daylight duration in Brentford:

  • May — 15.6(h)
  • June — 16.5(h)
  • July — 16.1(h)

The largest precipitation sum in Brentford is at

  • March — 99(mm)
  • July — 94(mm)
  • October — 101(mm)
  • November — 94(mm)
  • December — 90(mm)

    • Weather forecast in the closest to Brentford admin centers

    Weather forecast in the closest towns to Brentford

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    Frequently asked questions

    When is the best time to visit Brentford?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Brentford.
    What is the weather like in Brentford?
    See average temperature, rainfall and daylight hours for Brentford by month in the table above.
    How many sunny days does Brentford have?
    The monthly weather statistics above show sunshine and rainfall patterns for Brentford throughout the year.