Mengham Weather Forecast, Hampshire PO11 9

Today 25 Oct London and South East England

Early cloud and outbreaks of rain will gradually clear to the southeast, leaving a largely dry and bright day with plenty of sunny spells. Rather breezy with coastal gales possible and feeling cold where exposed to the wind. Maximum Temperature 12C.

Tonight 25 Oct London and South East England

Scattered showers are likely to spread across the area this evening, mostly clearing southwards by the early hours. Feeling chilly beneath clearing skies inland with winds easing and perhaps a grass frost in sheltered rural parts. Minimum Temperature 2C.

Sun 26 Oct London and South East England

Bright but chilly at first with early morning sunshine. Turning widely cloudy through the day with rain arriving from the west. Still rather chilly and becoming breezier too. Maximum Temperature 11C.

Mon 27 Oct London and South East England

Mainly dry on Monday with some sunshine, before things turn unsettled once more later. Sunshine and blustery showers thereafter, with longer spells of rain at times too.

Tue 28 Oct London and South East England

Mainly dry on Monday with some sunshine, before things turn unsettled once more later. Sunshine and blustery showers thereafter, with longer spells of rain at times too.

Wed 29 Oct London and South East England

Mainly dry on Monday with some sunshine, before things turn unsettled once more later. Sunshine and blustery showers thereafter, with longer spells of rain at times too.

Thu 30 Oct London and South East England

An unsettled start to this period is expected across the UK. An area of low pressure is expected to lie close by, bringing outbreaks of rain to many areas. The rain may be heavy and prolonged in places, and accompanied by some strong winds. Western areas of the UK will probably see the highest rainfall totals. Thereafter, low pressure systems are likely to dominate the weather across the UK into November. This will mean changeable and at times unsettled weather, with a risk of heavy rain and strong winds in places. Some drier and brighter interludes are possible between systems. Temperatures are likely to be around normal or slightly above for the time of year.

Fri 31 Oct London and South East England

An unsettled start to this period is expected across the UK. An area of low pressure is expected to lie close by, bringing outbreaks of rain to many areas. The rain may be heavy and prolonged in places, and accompanied by some strong winds. Western areas of the UK will probably see the highest rainfall totals. Thereafter, low pressure systems are likely to dominate the weather across the UK into November. This will mean changeable and at times unsettled weather, with a risk of heavy rain and strong winds in places. Some drier and brighter interludes are possible between systems. Temperatures are likely to be around normal or slightly above for the time of year.

Mengham Weather Forecast

Today 25 Oct London and South East England

Tonight 25 Oct London and South East England

Sun 26 Oct London and South East England

Mon 27 Oct London and South East England

Tue 28 Oct London and South East England

Wed 29 Oct London and South East England

Thu 30 Oct London and South East England

Fri 31 Oct London and South East England

Temperature Forecast Met Office

Temperature Real-Time

Dean Hill (Wiltshire) Radar

National Satellite

National Synoptic

Mengham Temperature Statistics

October Temperature

Thorney Island (4km)

Lowest 4 January, 2025

Average 2025

Highest 12 August, 2025

Lowest 23 September, 2025

Average September

Highest 6 September, 2025

Lowest 23 October, 2025

Average October

Highest 6 October, 2025

Climate (2020–Present)

Thorney Island (4km)

Average Low 2020–2025

Average 2020–2025

Average High 2020–2025