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Last updated: 20:00, 5 Oct 2026
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Rain in Warwick: What You Need to Know
Warwick stands on a sandstone ridge above the River Avon in the heart of Warwickshire, with the medieval castle on the river bend, Priory Park beside the old town and the Racecourse to the north. The Avon runs close to the castle walls, and rain arrives from the west across open farmland. A Warwick rain radar shows this as it happens, and hyperlocal radar is what separates one street from the next.
The gentle Warwickshire ridges lift showers slightly, and the Avon carries the runoff from a wide catchment, so the river can rise while the sky above the castle has cleared. Summer thunderstorms are a regular feature of this inland region, forming over warm ground and often stalling above a single town while the next one along stays completely dry. Frontal rain arriving from the west has already lost some of its strength crossing the Welsh hills before it reaches the Midlands, where it combines with the urban heat rising off Birmingham and the Black Country.
The live picture for Warwick, England, comes straight from Met Office radar, refreshed on the map about every 5 minutes. The live map shows whether a shower is over the Cotswold edge, on the Avon or already at the Castle, which a forecast for Warwick cannot tell you.
Rain by Season in Warwick
Autumn and winter frontal season (October to January)
Autumn and winter fronts saturate the Avon catchment, and the river rises around the castle and the meadows. Named storms and repeated frontal bands during these months push the Severn, Trent and Avon higher, and once the ground is saturated, roads and low-lying fields begin to flood. It is river towns, canals and motorway junctions that feel the effects earliest.
Transition months (February to April)
Sun, hail and cold showers take turns during these months, and because the showers stay so narrow, forecasts struggle to keep pace. Spring race meetings and garden plans carry the greatest exposure to being caught out by a passing cell. Spring showers cross the farmland, and walks in Priory Park and along the Avon are the plans most often caught.
Summer storm season (May to September)
Heat builds over the plateau and thunderstorms produce short, heavy downpours. Race meetings, festivals and outdoor events depend on the storm cell's track, which the radar shows before it arrives. Summer thunderstorms build over the warm farmland, and outdoor events at Warwick Castle and the Racecourse depend on the cell track.
Why You Need a Rain Radar in Warwick
Warwick Castle visitors
Warwick Castle's grounds, towers and outdoor shows are open-air, and rain changes the day. Check the radar for the next dry window and time the visit.
Warwick Racecourse race-goers
Racegoers walking to the Racecourse cross open ground, and rain changes the going. Watch the shower approach and time the move.
Priory Park and Avon walkers
Priory Park and the Avon towpath are open with little shelter. Watch the cell's track and time the walk to miss it.
Commuters on the M40 and at Warwick station
The M40 at junction 15, the A46 and the walk to Warwick station slow in heavy rain. Check the radar first and decide whether it is worth leaving now.
RainViewer Radar Coverage in Warwick
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 Warwick the map also covers Leamington Spa, Kenilworth and Stratford-upon-Avon.
Warwick Rain Radar: Frequently Asked Questions
- How does rain affect a visit to Warwick Castle?
Rain sends visitors from the ramparts, the grounds and the outdoor shows into the state rooms and cafés, and the castle's paths get slippery. Guides time the shows around the gaps. RainViewer shows the shower crossing Warwickshire.
- Does rain affect the M40 near Warwick?
Yes, heavy rain slows the M40 at junction 15 and the A46, and spray builds where traffic bunches on the approach to the Avon crossing. Look at the radar before starting the drive. The map makes it clear whether the cell is approaching or has already gone through.
- Does Warwick flood when it rains?
The Avon floods low ground around Warwick and Priory Park after prolonged rain, and the water peaks after the rain has stopped. The old town on its ridge stays dry. Check the radar over the catchment to see whether heavy rain is approaching.
- When is the best time to visit Warwick to avoid rain?
May to September is the best window to visit Warwick, with the Castle, Priory Park and the Avon at their best. Summer cells move through quickly. Check the radar in the morning and plan the outdoor part of the day.
- Why can it rain on the Avon meadows while the old town stays dry around Warwick?
The Avon carries runoff from a wide catchment, so the river meadows can be soaked while the old town on its sandstone ridge stays dry until the band arrives. A forecast covers both places with one number, while the radar map shows the rain crossing the Avon meadows and missing the old town.
- Does the Warwick radar map work when I'm offline?
The Warwick radar map needs a connection to pull the latest Met Office scan, refreshed roughly every 5 minutes, so it is not built for offline use. Met Office dual-polarization radars cover the Midlands, and they separate heavy convective rain from light frontal rain, which matters for the summer storms that flood roads. That live, hyperlocal feed is only as current as the last successful update.
- What can I do with RainViewer in Warwick beyond checking current rain?
Set a rain alert on Warwick Castle or the Racecourse and RainViewer warns you before rain arrives. That lets you time a visit or a commute. The 2-hour forecast in 5-minute slices shows the next gap, and saved locations track Priory Park and Leamington Spa.
Track Rain in Warwick in Real Time
A visit to Warwick Castle and a walk along the Avon both depend on a dry gap, and RainViewer shows the next one.
Rain in Warwick arrives in bands from the west, and summer storms can form over the town within minutes.
The forecast says showers in Warwick this afternoon. RainViewer's live hyperlocal radar shows the cell over the Cotswold edge with the Castle still dry, which decides when the visit starts.
Track rain in Warwick — free Upgrade to Essential for alerts, forecasts, and full radar history
2-hour forecast in 5-minute slices
Slice the next two hours into 5-minute steps and pick the gap for the visit to Warwick Castle.
Rain alerts before arrival
An alert on Warwick Castle arrives while the rain is still on its way, and that decides whether to queue at the castle now or wait.
Direction arrows on the map
In Warwick the wet weather tends to come from the west and south-west, and the arrows show the track of every shower.
48 hours of radar history
Scroll back over the Cotswold edge to see what actually fell overnight.
Multiple locations
Track Warwick Castle, Priory Park and Leamington Spa together and compare which one is dry.
RainViewer
