Rainfall in Sri Potti Sriramulu Nellore
Sri Potti Sriramulu Nellore gets 38% of its rain from the monsoon, June to September, and November is its wettest month. In 2025 it got 1,286 mm, 22% above average (excess).
Month-wise rainfall in Sri Potti Sriramulu Nellore
Average rain in each month, 2006–2025.
| Month | Average rain | Share of the year |
|---|---|---|
| January | 12 mm | 1% |
| February | 4 mm | 0% |
| March | 9 mm | 1% |
| April | 10 mm | 1% |
| May | 42 mm | 4% |
| June | 65 mm | 6% |
| July | 100 mm | 9% |
| August | 124 mm | 12% |
| September | 107 mm | 10% |
| October | 215 mm | 20% |
| November | 256 mm | 24% |
| December | 108 mm | 10% |
Yearly rainfall in Sri Potti Sriramulu Nellore since 2006
Lighter bars are dry years, 20% or more below average (2012, 2014, 2016, 2018), when wells and borewells are drawn hardest.
What Sri Potti Sriramulu Nellore'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 Sri Potti Sriramulu Nellore sheds about 89,505 litres in an average year, most of it in a few wet months. Sent into a recharge pit, it refills the ground instead of flooding the street.
Your building: how much can you recharge?
1 mm of rain on 1 m² is 1 litre. The surface factor allows for water lost to splash, evaporation and first-flush.
Frequently asked questions
What is the average annual rainfall in Sri Potti Sriramulu Nellore?
About 1,053 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 2020 (1,430 mm) and the driest was 2018 (532 mm).
Which month gets the most rain in Sri Potti Sriramulu Nellore?
November, with 256 mm in an average year, followed by October and August. February is the driest month (4 mm).
How much of Sri Potti Sriramulu Nellore's rain falls in the monsoon?
38% of a normal year's rain falls from June to September. 7 months average 50 mm or more.
How much did it rain in Sri Potti Sriramulu Nellore in 2025?
1,286 mm, which is 22% above the 2006–2025 average, or "excess" in the India Meteorological Department's terms.
Is rainfall in Sri Potti Sriramulu Nellore 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 Sri Potti Sriramulu Nellore harvest?
A 100 m² (about 1,076 sq ft) concrete roof in Sri Potti Sriramulu Nellore sheds about 89,505 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 Sri Potti Sriramulu Nellore district. It reads close to, but not exactly the same as, India Meteorological Department rain-gauge totals, and rain varies within a district.