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Rainfall · Uttar Pradesh

Rainfall in Sultanpur

1,028 mmof rain in an average year, 2006–2025

Sultanpur gets 86% of its rain from the monsoon, June to September, and July is its wettest month. In 2025 it got 1,083 mm, 5% above average (normal).

Julywettest month, 312 mm on average
2008wettest year, 1,458 mm
2015driest year, 693 mm
4months a year with 50 mm of rain or more

Month-wise rainfall in Sultanpur

Average rain in each month, 2006–2025.

0100200300400JanJan: 13 mmFebFeb: 16 mmMarMar: 14 mmAprApr: 13 mmMayMay: 37 mmJunJun: 137 mmJulJul: 312 mmAugAug: 258 mmSepSep: 177 mmOctOct: 45 mmNovNov: 2 mmDecDec: 5 mm
MonthAverage rainShare of the year
January13 mm1%
February16 mm2%
March14 mm1%
April13 mm1%
May37 mm4%
June137 mm13%
July312 mm30%
August258 mm25%
September177 mm17%
October45 mm4%
November2 mm0%
December5 mm0%

Yearly rainfall in Sultanpur since 2006

Lighter bars are dry years, 20% or more below average (2006, 2015), when wells and borewells are drawn hardest. The last ten years averaged 9% more rain than the ten before.

050010001500200020062006: 803 mm2007: 995 mm2008: 1,458 mm20092009: 823 mm2010: 844 mm2011: 1,102 mm20122012: 1,042 mm2013: 1,205 mm2014: 883 mm20152015: 693 mm2016: 1,013 mm2017: 1,033 mm20182018: 1,171 mm2019: 1,221 mm2020: 1,040 mm20212021: 1,293 mm2022: 975 mm2023: 899 mm20242024: 978 mm2025: 1,083 mm- - average 1,028 mm

What Sultanpur'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 Sultanpur sheds about 87,380 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 year1,74,760 L≈ 17 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 SultanpurGroundwater level in SultanpurPonds and lakes in Sultanpur

Frequently asked questions

What is the average annual rainfall in Sultanpur?

About 1,028 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 2008 (1,458 mm) and the driest was 2015 (693 mm).

Which month gets the most rain in Sultanpur?

July, with 312 mm in an average year, followed by August and September. November is the driest month (2 mm).

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

86% of a normal year's rain falls from June to September. 4 months average 50 mm or more.

How much did it rain in Sultanpur in 2025?

1,083 mm, which is 5% above the 2006–2025 average, or "normal" in the India Meteorological Department's terms.

Is rainfall in Sultanpur increasing or decreasing?

The last 10 years averaged 9% more rain than the 10 before them. Year-to-year swings are still bigger than that change.

How much rainwater can a house in Sultanpur harvest?

A 100 m² (about 1,076 sq ft) concrete roof in Sultanpur sheds about 87,380 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 Sultanpur 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