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Last updated: 20:00, 5 Oct 2026
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Rain in New Addington: What You Need to Know
New Addington sits on the southern edge of Croydon in Greater London, close to the wooded high ground of Addington Hills and served by tram links into central Croydon. Rain arrives from the south-west, and the higher ground around Addington Hills often catches a touch more rain than the estate's streets on the lower slopes below. A live New Addington rain radar settles it fast: hyperlocal radar shows the shower crossing specific streets, not a vague chance of rain.
Two separate mechanisms bring rain to London and the Thames Valley: frontal bands sweeping in from the south-west, and convective storms that build locally once the ground has warmed. The city itself adds heat on top of that, and the Chilterns and North Downs help steer and set off individual cells, so one part of town can be soaked while a neighbouring borough stays completely dry. Addington Hills' wooded high ground above New Addington lifts approaching showers slightly, so the trees can be dripping well after a band has cleared the streets around the tram terminus lower down.
On the RainViewer map for New Addington, England, Met Office radar shows precipitation as it falls, with a 5-minute radar update and street-level radar detail. The live map shows whether a shower is still over Addington Hills or already crossing the tram terminus, which a forecast for New Addington cannot tell you.
Rain by Season in New Addington
Autumn and winter frontal season (October to January)
Frontal rain arrives in repeated bands, and named storms bring wind as well as rain. Repeated rain raises the Thames and its tributaries, and roads, rail and low-lying streets are affected first. Autumn and winter fronts bring steady rain across the North Downs fringe, and Addington Hills' wooded slopes hold water longest after repeated bands.
Transition months (February to April)
Cold spring showers cross the higher ground with little warning, and walks on Addington Hills are the plans most often cut short. February to April swings between cold showers, hail and bursts of sun, and forecasting is at its least reliable because these showers are small and move fast. That leaves spring races, park events and weekend sport the most exposed to a sudden change.
Summer storm season (May to September)
Summer storms build over the warm streets and can reach New Addington within the hour, and outdoor events near the tram terminus depend on the gap between them. Between May and September, heat built up over the city triggers thunderstorms that dump short, intense rain, flooding roads and stations within minutes. For festivals, tennis and open-air events, the storm cell's track matters most, and radar shows that track before it appears in the sky.
Why You Need a Rain Radar in New Addington
Addington Hills walkers
The wooded paths on Addington Hills catch showers before the streets below do, and the ground turns heavy quickly under the trees. Checking the radar before setting out shows whether the hills are already wet or the band has not yet arrived.
Tram commuters at the New Addington terminus
Commuters waiting at the New Addington tram terminus have little cover on the open platform, and a shower crossing the hills can catch them before the tram arrives. Watching the cell approach on the radar shows whether to wait it out or head straight for the tram.
Commuters on the road towards Croydon
The road linking New Addington to central Croydon slows in heavy rain, and spray builds on the busier stretches. Checking the radar first shows whether the cell is ahead or gone.
Fairfield and local green space visitors
Families using the estate's open green spaces have little shelter once a shower starts, and the ground can be heavy after rain. A look at the radar shows whether the next band is minutes away or already past.
RainViewer Radar Coverage in New Addington
RainViewer shows UK precipitation using data from the Met Office, the national weather service, which runs a network of C-band dual-polarization weather radars. The Met Office network also feeds the European OPERA composite, and the RainViewer map refreshes with each new scan, about every 5 minutes. From New Addington the map also covers Croydon, Bromley and Orpington.
New Addington Rain Radar: Frequently Asked Questions
- How does rain affect a walk on Addington Hills?
The wooded paths on Addington Hills above New Addington catch showers before the streets below do, and the ground under the trees turns heavy quickly. Walkers checking the radar before setting out can see whether the hills are already under the band. RainViewer's hyperlocal radar follows the shower as it drifts down towards the tram terminus.
- Does rain affect the tram route into Croydon from New Addington?
Yes, heavy rain can slow trams and standing traffic on the road alongside the route between New Addington and central Croydon, and spray builds on the open stretches near Addington Hills. Check the radar before setting off to see whether the cell has reached the hills. RainViewer shows whether the band is still approaching or already gone.
- Does New Addington flood when it rains?
New Addington sits on higher ground than much of Croydon, so it does not flood often, but heavy rain on Addington Hills can leave standing water on the lower estate streets. The wooded slopes above hold water longest after a heavy spell. The radar shows whether a heavy band is still over the hills.
- When is the best time to visit New Addington to avoid rain?
May to September is the best window to visit New Addington, when Addington Hills and the local green spaces are at their most pleasant. Summer storms are short but can be heavy over the higher ground. A quick radar check in the morning shows the dry gap to plan outdoor time around.
- Why can it rain on Addington Hills while the tram terminus stays dry around New Addington?
The wooded high ground of Addington Hills lifts approaching showers and takes the first, heaviest rain, while the tram terminus on the lower streets below can stay drier until the same band drifts down. A forecast covers both places with one number, while the radar map shows the rain crossing Addington Hills and missing the tram terminus.
- What does RainViewer show for New Addington that a forecast percentage does not?
A forecast percentage for New Addington gives one number for the whole area, while RainViewer shows the actual shape and position of the rain on the map. Because London's worst flooding comes from short convective downpours rather than steady frontal rain, Met Office dual-polarization radar earns its keep here by telling the two apart before underpasses and stations start to flood. That hyperlocal, live picture is what lets you judge a specific street rather than the whole town.
- What can I do with RainViewer in New Addington beyond checking current rain?
Set a rain alert on Addington Hills or the tram terminus and RainViewer warns you before rain arrives, which settles whether to head out or wait indoors. The 2-hour forecast in 5-minute slices shows the next gap, and saved locations track Croydon and Bromley together.
Track Rain in New Addington in Real Time
A walk on Addington Hills and the tram ride into Croydon both depend on a dry gap, and RainViewer shows the next one.
Rain in New Addington arrives in bands from the south-west, and summer storms can appear within minutes.
A weather app says showers for New Addington this afternoon. RainViewer's live hyperlocal radar shows the cell still over Addington Hills with the tram terminus still dry, and that decides whether the walk starts now.
Track rain in New Addington — free Upgrade to Essential for alerts, forecasts, and full radar history
2-hour forecast in 5-minute slices
The 5-minute steps show whether the walk on Addington Hills fits inside the dry gap.
Rain alerts before arrival
Set the alert at the tram terminus, and the warning arrives in time to decide whether to head out or wait indoors.
Direction arrows on the map
Storms usually arrive from the south-west over New Addington, and the arrows show which way each cell is moving.
48 hours of radar history
Check the hills above the estate in the last 48 hours to see how much rain came down.
Multiple locations
Keep Addington Hills, the tram terminus and central Croydon on the same list, each with its own alert.
RainViewer
