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Rainfall · Uttar Pradesh

Rainfall in Bulandshahar

803 mmof rain in an average year, 2006–2025

Bulandshahar gets 82% of its rain from the monsoon, June to September, and July is its wettest month. In 2025 it got 950 mm, 18% above average (normal).

Julywettest month, 228 mm on average
2013wettest year, 1,166 mm
2014driest year, 590 mm
4months a year with 50 mm of rain or more

Month-wise rainfall in Bulandshahar

Average rain in each month, 2006–2025.

0100200300JanJan: 19 mmFebFeb: 20 mmMarMar: 21 mmAprApr: 11 mmMayMay: 40 mmJunJun: 80 mmJulJul: 228 mmAugAug: 208 mmSepSep: 143 mmOctOct: 24 mmNovNov: 4 mmDecDec: 6 mm
MonthAverage rainShare of the year
January19 mm2%
February20 mm2%
March21 mm3%
April11 mm1%
May40 mm5%
June80 mm10%
July228 mm28%
August208 mm26%
September143 mm18%
October24 mm3%
November4 mm0%
December6 mm1%

Yearly rainfall in Bulandshahar since 2006

Lighter bars are dry years, 20% or more below average (2014, 2019, 2020), when wells and borewells are drawn hardest.

05001000150020062006: 652 mm2007: 810 mm2008: 925 mm20092009: 698 mm2010: 1,022 mm2011: 807 mm20122012: 673 mm2013: 1,166 mm2014: 590 mm20152015: 772 mm2016: 678 mm2017: 672 mm20182018: 846 mm2019: 619 mm2020: 621 mm20212021: 1,045 mm2022: 792 mm2023: 895 mm20242024: 828 mm2025: 950 mm- - average 803 mm

What Bulandshahar's rain is worth to a building

Every millimetre of rain on a square metre of roof is a litre of water. A 100 m² roof in Bulandshahar sheds about 68,255 litres in an average year, most of it in four monsoon months. Sent into a recharge pit, it refills the ground instead of flooding the street.

Your building: how much can you recharge?

Water you can put back each year1,36,510 L≈ 14 water tankers of 10,000 L

1 mm of rain on 1 m² is 1 litre. The surface factor allows for water lost to splash, evaporation and first-flush.

Rainwater harvesting cost in BulandshaharGroundwater level in BulandshaharPonds and lakes in BulandshaharWater quality in Bulandshahar

Frequently asked questions

What is the average annual rainfall in Bulandshahar?

About 803 mm a year, averaged over 2006–2025 from NASA POWER satellite and weather-model data for the centre of the district. The wettest year in that time was 2013 (1,166 mm) and the driest was 2014 (590 mm).

Which month gets the most rain in Bulandshahar?

July, with 228 mm in an average year, followed by August and September. November is the driest month (4 mm).

How much of Bulandshahar's rain falls in the monsoon?

82% of a normal year's rain falls from June to September. 4 months average 50 mm or more.

How much did it rain in Bulandshahar in 2025?

950 mm, which is 18% above the 2006–2025 average, or "normal" in the India Meteorological Department's terms.

Is rainfall in Bulandshahar increasing or decreasing?

It has held roughly steady: the last 10 years averaged within 5% of the 10 before them. Year-to-year swings are much bigger than the trend.

How much rainwater can a house in Bulandshahar harvest?

A 100 m² (about 1,076 sq ft) concrete roof in Bulandshahar sheds about 68,255 litres in an average year: area × rainfall × 0.85 for splash and evaporation. Sent into a recharge pit, that refills the ground under the house instead of running into the drain.

Rainfall from NASA POWER (bias-corrected satellite and weather-model rainfall) at the centre of Bulandshahar district. It reads close to, but not exactly the same as, India Meteorological Department rain-gauge totals, and rain varies within a district.

Rainfall in other districts of Uttar Pradesh