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Last update: 04:30, 25 Aug 2026
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Deoria weather can swing from India's driest district one year to a flooded town the next, which is exactly why a single seasonal forecast doesn't hold up here. In 2025, Deoria's monsoon deficit hit 87% — only 97.2mm of rain had fallen by September 25 against a seasonal average of 759.4mm, a shortfall severe enough that Down To Earth named Deoria India's driest district that year. Less than a year later, in June 2026, storm rain turned Deoria town's roads into potholes through waterlogging. A hyperlocal radar is the only tool that keeps up with swings that extreme.
Normally, over 80% of Deoria's annual rain falls in the June–September monsoon, with July and August each typically bringing more than 200mm against under 20mm in a winter month, out of an annual total usually near 1,000–1,200mm. The district sits on flat Gangetic alluvium near the Ghaghara–Rapti river confluence at Barhaj, a geography that amplifies flood risk compared to drier UP districts even in an otherwise average year — in August 2024, the Ghaghara (Saryu) crossed the danger mark in Deoria while the Rapti crossed it in neighboring Sant Kabir Nagar. That combination — a district that can go from drought to flood risk within the same monsoon cycle — is what makes a live radar more useful here than a rainfall-average table.
RainViewer draws Deoria's live rain radar from the India Meteorological Department (IMD), the same authority tracking the Ghaghara and Rapti as they approach the danger mark near the Barhaj confluence. The live map shows exactly what's forming over Deoria town in the moment, whether that's the near-zero rain of 2025 or the waterlogging bursts of June 2026.
July and August typically peak above 200mm each, based on 2012–2021 data, driving over 80% of Deoria's annual rainfall. This is the highest-risk period for Rapti River flooding near the Barhaj confluence and the most disruptive stretch for Pratapur Sugar Mills' cane logistics, though the 2025 season showed this pattern can fail entirely.
Temperatures push past 40°C, sharpening the transition into monsoon onset and making the exact start of the wet season hard to call in advance. This heat-to-rain swing is part of why Deoria's monsoon arrival varies so much from year to year.
Minimum temperatures run 8–10°C with under 20mm of rain per month. This is the safest window for the district's rice-bran processing and zari-zardozi embroidery clusters, both of which depend on dry conditions for home-based and small-unit work.
The Ghaghara crossed the danger mark in Deoria in August 2024 while the Rapti crossed it in neighboring Sant Kabir Nagar, and the district sits in the Ganga Plain zone where more than 40% of UP land is classified flood-prone. Checking the radar before a heavy monsoon spell gives riverside residents near the confluence more warning than a river-gauge bulletin alone.
Pratapur Sugar Mills, tracing back to India's first sugar mill in 1903, depends on sugarcane processing timed to the monsoon window, and a radar check ahead of a heavy spell helps logistics teams plan cane transport before roads waterlog.
The June 2026 storm that turned Deoria town roads into potholes through waterlogging shows how quickly a single spell can disrupt local commuting, including for the roughly 3,000 workers in the district's rice and rice-bran processing cluster. A radar check before leaving for a shift shows whether a cell is building over the town.
NH-28 runs through Deoria district on the Barauni-Lucknow corridor via Gorakhpur, and it's exposed to monsoon waterlogging. Checking the radar before a drive, especially given Deoria has no local airport and Gorakhpur (53km away) is the nearest air link, helps time the trip around active rain.
RainViewer draws radar data for India from the India Meteorological Department (IMD) via mausam.imd.gov.in, updated every 5 minutes. Coverage is strongest across the Gangetic Plain, western coast, and major cities; sparser in the Himalayan foothills and remote northeast. Deoria sits well within the strong Gangetic Plain band, and the same feed extends to Gorakhpur to the west and Sant Kabir Nagar to the north, both tied to Deoria's river systems.
The only reliable answer is a live radar check, because Deoria's rainfall swung from an 87% monsoon deficit in 2025 to waterlogging storms in June 2026 — a district-average forecast can't keep up with that. RainViewer's hyperlocal radar pulls IMD data updated every 5 minutes, showing what's actually falling over the town right now.
It's workable, but check the radar first, since Deoria town roads waterlogged during a June 2026 storm and the district sits at the flood-prone Ghaghara-Rapti confluence near Barhaj. RainViewer shows whether a cell is building over the district before you set out.
Yes — NH-28, running through Deoria district on the Barauni-Lucknow corridor via Gorakhpur, is exposed to monsoon waterlogging. Checking the radar before a drive during peak monsoon shows whether the route is likely to be affected.
Yes — the Rapti River, joining the Ghaghara near Barhaj in Deoria district, floods frequently between June and September, and in August 2024 the Ghaghara crossed the danger mark in Deoria itself. The district sits in the Ganga Plain zone where more than 40% of UP land is classified flood-prone.
December through February is Deoria's driest stretch, with minimum temperatures around 8–10°C and under 20mm of rain per month. June through September carries the highest flood risk, though the 2025 season showed even that pattern can break down into drought instead.
Deoria went from an 87% monsoon rainfall deficit in 2025 — earning it the title of India's driest district that year — to a waterlogging storm hitting the same town in June 2026, a swing that shows how unreliable a seasonal average is here. The district's flat Gangetic alluvium at the Ghaghara-Rapti confluence near Barhaj also amplifies whatever flood risk does show up, compared to drier UP districts nearby.
Yes — RainViewer's hyperlocal radar for Deoria draws from the India Meteorological Department (IMD), updated every 5 minutes. The map tracks the Ghaghara-Rapti confluence zone near Barhaj alongside Deoria town itself.
Yes, RainViewer's rain alerts can be set for any saved location, including a point near the Barhaj confluence or along NH-28. A riverside resident or sugar-mill logistics coordinator can set one to know before the next spell arrives.
A riverside resident near Barhaj needs to know before the Ghaghara and Rapti rivers approach the danger mark again, the way they did in August 2024.
Deoria's rain swings too hard for a seasonal average to mean much — the same district went from an 87% monsoon deficit in 2025 to flooded roads in June 2026.
A forecast gives you a probability. A live hyperlocal radar shows you exactly where the rain is right now — down to the street level in Deoria.
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gives a Deoria town commuter time to avoid a waterlogged route before a storm builds.
set one for the Ghaghara-Rapti confluence near Barhaj or a point along NH-28.
Deoria's monsoon cells typically build from the southeast, and the arrows show a storm's track toward the Barhaj confluence.
useful for comparing this week's rain against the June 2026 waterlogging spell.
track Deoria town, the Barhaj confluence, and the NH-28 corridor toward Gorakhpur at once.