Hertfordshire weather live forecast

Today's maximum temperature in Hertfordshire is expected to be 1°C. Select a day from the live weather forecast for Hertfordshire (Watford), UK for more weather parameters.

  • Monday
    5th Jan
    Scattered clouds
  • Tuesday
    6th Jan
    Scattered clouds
  • Wednesday
    7th Jan
    Cloudy with sleet or snow (2-5 mm of rainfall expected)
  • Thursday
    8th Jan
    Cloudy with sleet or snow (10-20 mm of rainfall expected)
  • Friday
    9th Jan
    Cloudy with sleet or snow (5-10 mm of rainfall expected)

5-day weather forecast updated at 04:05 on Sunday 4th January 2026 GMT

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The 5-day weather forecast for Hertfordshire (Watford) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

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Hertfordshire weather forecast by day

Below are the detailed weather forecasts for Hertfordshire for the next 5 days. The forecasts shown are for Watford and may not represent the whole of Hertfordshire. Browse more destinations in Hertfordshire to view more weather forecasts.

Hertfordshire weather for Monday 5th January 2026

Expect scattered clouds in Hertfordshire with a maximum temperature of 1°C and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -4°C wind chill-4
    °C wind chill
  • Gentle breeze of 17 kph from the North-West17
    kph wind from NW

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Hertfordshire weather for Tuesday 6th January 2026

Expect scattered clouds in Hertfordshire with a maximum temperature of 2°C and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.

  • 2°C maximum temperature2
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -2°C wind chill-2
    °C wind chill
  • Gentle breeze of 13 kph from the West13
    kph wind from W

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Hertfordshire weather for Wednesday 7th January 2026

Expect cloudy with sleet or snow in Hertfordshire with a maximum temperature of 4°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 60% chance of some sleet or snow and a gentle breeze of 19 kph from the north-west.

  • 4°C maximum temperature4
    °C maximum temperature
  • 0°C minimum temperature0
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 60% chance of some sleet or snow60
    % chance of some sleet or snow
  • 2-5 mm of sleet/snow expected<5
    mm of sleet/snow expected
  • 0°C wind chill0
    °C wind chill
  • Gentle breeze of 19 kph from the North-West19
    kph wind from NW

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Hertfordshire weather for Thursday 8th January 2026

Expect cloudy with sleet or snow in Hertfordshire with a maximum temperature of 6°C and no hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 71% chance of some sleet or snow and a gentle breeze of 18 kph from the west.

  • 6°C maximum temperature6
    °C maximum temperature
  • 2°C minimum temperature2
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 71% chance of some sleet or snow71
    % chance of some sleet or snow
  • 10-20 mm of sleet/snow expected<20
    mm of sleet/snow expected
  • 2°C wind chill2
    °C wind chill
  • Gentle breeze of 18 kph from the West18
    kph wind from W

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Hertfordshire weather for Friday 9th January 2026

Expect cloudy with sleet or snow in Hertfordshire with a maximum temperature of 5°C and 3 hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 55% chance of some sleet or snow and a moderate breeze of 20 kph from the west.

  • 5°C maximum temperature5
    °C maximum temperature
  • 0°C minimum temperature0
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 3 hours of bright sunshine3
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 55% chance of some sleet or snow55
    % chance of some sleet or snow
  • 5-10 mm of sleet/snow expected<10
    mm of sleet/snow expected
  • 1°C wind chill1
    °C wind chill
  • Moderate breeze of 20 kph from the West20
    kph wind from W

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  • Book hotels in the UK for £35 or less (London from £49)
  • Prices based on lowest saver room rates. T&Cs apply
  • Travel before 8th October 2026 (inclusive)

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Metric (°C / mm)  |  Imperial (°F / inches)

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