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Last update: 21:00, 5 Oct 2026
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Daventry sits on a hilltop in Northamptonshire, with Borough Hill's old Iron Age earthworks rising above the town and Daventry Country Park's reservoir a short walk to the south. Rain on the surrounding high ground drains into the reservoir quickly, while the hilltop streets of the old town shed water fast. Pulling up a Daventry rain radar clears this up quickly, as hyperlocal radar shows the rain's real position rather than a general outlook.
Showers reach Daventry from the west across open Northamptonshire farmland, and the hilltop position gives the town little shelter from an approaching band. The East Midlands lies well inland, and its rain comes from two sources: frontal bands crossing in from the west and storms that build over warm ground each summer. The Peak fringe rises to the north-west, drying the air slightly as fronts descend, and the Wolds and Northamptonshire uplands sit lower to the east. Shower activity over the shire counties is patchy, dropping heavy rain on one town while a neighbouring town stays dry.
RainViewer keeps the map over Daventry, England, current with Met Office radar, updating roughly every 5 minutes as new scans come in. The live map shows whether a shower is still crossing the open country to the west or already over Borough Hill, which a forecast for Daventry cannot tell you.
Autumn and winter rain across open Northamptonshire keeps Daventry Country Park's reservoir running full through the winter months. Frontal rain is steady rather than heavy, but repeated bands raise the Trent, Soar, Derwent and Nene and fill the low ground. River meadows, towpaths and flood-prone underpasses are affected first, and grey mornings hide the gaps between bands.
As fronts lose strength, cold showers move through the East Midlands, sometimes turning to hail or sleet over higher ground. These showers are small and fast-moving, which makes forecasts least reliable in this period, and spring sport and garden plans are the most exposed to a sudden change. Spring showers cross the farmland quickly, and the High Street shops are the first to feel a sudden change.
Warm ground across the shires fuels thunderstorms that dump heavy rain in short bursts, enough to flood roads in minutes. Whether cricket, football or an outdoor event goes ahead depends on the storm cell's track, and radar picks that track up before it is visible overhead. Summer visitors to the country park and Borough Hill depend on short dry windows between showers crossing the county.
The reservoir and the paths around Daventry Country Park have almost no shelter once you are away from the visitor centre. Families watch the radar to time a walk around the next gap.
The open grass earthworks of Borough Hill above the town catch the wind and rain first, with no cover on the hilltop. Checking the radar before setting out shows whether the shower is still over the farmland or already at the hill.
The A45 and the M1 junction near Daventry slow in heavy rain, with spray building on the open carriageway. A quick look before leaving shows if the shower has passed.
Daventry's High Street shops and market stalls have some awnings but limited real cover along most of the route. Traders and shoppers both watch the radar for the next dry spell.
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 Daventry the map also covers Rugby, Northampton and Southam.
The reservoir path and the open ground around Daventry Country Park have almost no shelter once you are away from the visitor centre, so a shower crossing the farmland can catch walkers midway around. Families and dog walkers both watch the sky closely. RainViewer shows the hyperlocal picture of a shower crossing the open country before it reaches the reservoir.
Yes, the A45 and the nearby M1 junction slow in heavy rain, and spray builds on the open carriageway around the town. A radar check before setting out shows clearly whether the shower has already passed through.
Rarely in the hilltop town centre itself, since Daventry sits on high ground, though the lower paths around the country park reservoir can flood after heavy rain. The radar shows whether more rain is still crossing the open farmland to the west.
May to September is the best window to visit Daventry, when the country park, Borough Hill and the High Street are at their most pleasant. Showers can still cross the open farmland quickly in any season. Check the radar in the morning and plan the walk around the gap.
Borough Hill sits exposed on the highest ground and catches an approaching shower first, while the country park reservoir a little lower and to the south can stay dry until the same band finally reaches the water. RainViewer draws each shower where it actually is, which is why a look at Borough Hill and Daventry Country Park can give different answers.
The short-range forecast for Daventry covers the next two hours in 5-minute steps, built from the same Met Office radar the live map uses. Met Office dual-polarization radars separate heavy convective rain from lighter frontal rain, which matters here because the summer downpours are the ones that flood underpasses and river meadows. That hyperlocal nowcast is far tighter than a general daily outlook.
Set a rain alert on Daventry Country Park or Borough Hill and RainViewer warns you before rain arrives, which settles whether to start the reservoir walk now or wait in town. The 2-hour forecast in 5-minute slices shows the next gap, and saved locations track the High Street and the hilltop together.
A walk around the reservoir and a climb up Borough Hill both depend on a dry gap, and RainViewer shows the next one.
Convective storms in the East Midlands form fast and move slowly, so one town can be soaked while its neighbour stays dry.
Your forecast for Daventry says showers this afternoon. RainViewer's live hyperlocal radar shows the cell still crossing the farmland with Borough Hill dry, which decides whether the walk starts now.
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The 5-minute steps show whether the climb up Borough Hill fits inside the dry gap.
Set the alert at Daventry Country Park, and the warning arrives in time to decide whether to start the reservoir walk now or wait in town.
Storms usually arrive from the west and south-west over Daventry, and the arrows show which way each cell is moving.
Check the open farmland to the west in the last 48 hours to see how much rain came down.
Keep Daventry Country Park, Borough Hill and the High Street on the same list, each with its own alert.