September is one of the cooler months of the year in Udupi, with average highs near 26.8°C and lows around 22.6°C (mean 24.7°C). It is a relatively wet time of year, averaging 314 mm of rainfall and 89% relative humidity across the period.
September is one of the cooler months of the year in Udupi. Across 45 years of records, the warmest September in Udupi was 2024 — when the month averaged 25.4°C — while the coldest was 1983 at 24°C. Typical September days reach 26.8°C with nights near 22.6°C. The long-term trend is warming, about 0.2°C per decade.
September is a relatively wet time of year in Udupi, averaging 314 mm of rainfall. The wettest September on record was 2020 with 830 mm, while the driest was 2018 at 60 mm.
Relative humidity in Udupi during September averages 89%. The most humid September was 2007 at 91%, and the least humid was 2018 at 85%.
September receives about 5.1 kWh/m²/day of solar energy in Udupi. The sunniest September was 2018 at 6.1 kWh/m²/day, and the cloudiest was 2007 at 4.2.
Average wind speed in Udupi during September is 1.8 m/s. The windiest September was 1983 at 2.2 m/s, while the calmest was 2018 at 1.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.4°C | 24.6°C | 24.9°C | 24.9°C | 25.0°C | +0.6°C |
| Avg High | 26.6°C | 26.7°C | 27.0°C | 27.0°C | 27.0°C | +0.4°C |
| Avg Low | 22.3°C | 22.4°C | 22.7°C | 22.8°C | 23.1°C | +0.8°C |
| Avg Rain | 248 mm | 235 mm | 311 mm | 372 mm | 454 mm | +207 mm |
September temperatures in Udupi have risen by about 0.8°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 20°C (1985) to a record high of 30.6°C (2015).
Rainfall in September is a relatively wet time of year, averaging 314 mm, with a wettest year of 830 mm.
A quieter season to visit Udupi
If your dates are flexible, the more temperate months of December and January tend to be the most comfortable for visiting Udupi. That said, September — with days averaging 26.8°C and nights around 22.6°C (mean 24.7°C) and higher rainfall (314 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 26.9°C | 24.8°C | 22.8°C | 29.2°C | 21.7°C | 302 mm | 89% | 1.9 m/s | 4.7 |
| 2024 🔥 | 27.5°C | 25.4°C | 23.4°C | 30.0°C | 22.1°C | 388 mm | 89% | 1.9 m/s | 4.8 |
| 2023 | 27.2°C | 25.3°C | 23.4°C | 28.5°C | 21.8°C | 430 mm | 89% | 1.8 m/s | 4.7 |
| 2022 | 26.8°C | 24.7°C | 22.7°C | 28.7°C | 21.5°C | 330 mm | 89% | 1.8 m/s | 5.1 |
| 2021 | 26.9°C | 25.1°C | 23.2°C | 28.7°C | 22.7°C | 446 mm | 90% | 1.8 m/s | 4.7 |
| 2020 🌧️ | 26.5°C | 24.7°C | 22.9°C | 29.1°C | 21.9°C | 830 mm | 90% | 1.8 m/s | 4.3 |
| 2019 | 26.9°C | 25.1°C | 23.3°C | 29.8°C | 22.1°C | 570 mm | 90% | 1.7 m/s | 4.4 |
| 2018 | 28.0°C | 25.0°C | 22.1°C | 30.6°C | 20.9°C | 60 mm | 85% | 1.4 m/s | 6.1 |
| 2017 | 27.3°C | 25.2°C | 23.2°C | 30.2°C | 21.9°C | 279 mm | 89% | 1.7 m/s | 4.9 |
| 2016 | 26.6°C | 24.5°C | 22.3°C | 27.4°C | 21.3°C | 283 mm | 89% | 1.9 m/s | 5 |
| 2015 | 27.6°C | 25.3°C | 23.1°C | 30.6°C | 22.2°C | 381 mm | 87% | 1.5 m/s | 5.3 |
| 2014 | 27.1°C | 25.1°C | 23.1°C | 29.9°C | 22.4°C | 341 mm | 89% | 1.9 m/s | 5.2 |
| 2013 | 26.3°C | 24.4°C | 22.5°C | 28.9°C | 21.6°C | 379 mm | 90% | 1.8 m/s | 4.8 |
| 2012 | 26.7°C | 24.7°C | 22.7°C | 28.2°C | 21.5°C | 363 mm | 89% | 1.9 m/s | 5.2 |
| 2011 | 26.8°C | 24.8°C | 22.8°C | 28.5°C | 21.5°C | 459 mm | 89% | 1.8 m/s | 5 |
| 2010 | 26.8°C | 24.8°C | 22.8°C | 29.8°C | 21.7°C | 602 mm | 90% | 1.5 m/s | 5 |
| 2009 | 26.9°C | 25.1°C | 23.3°C | 28.4°C | 22.5°C | 457 mm | 91% | 2 m/s | 4.3 |
| 2008 | 27.0°C | 24.9°C | 22.7°C | 28.9°C | 21.7°C | 266 mm | 88% | 1.9 m/s | 5.1 |
| 2007 | 26.3°C | 24.6°C | 23.0°C | 28.3°C | 21.5°C | 723 mm | 91% | 2 m/s | 4.2 |
| 2006 | 26.9°C | 24.9°C | 23.0°C | 29.6°C | 21.4°C | 495 mm | 90% | 2 m/s | 5 |
| 2005 | 26.5°C | 24.7°C | 22.9°C | 27.7°C | 21.9°C | 362 mm | 91% | 2.1 m/s | 4.8 |
| 2004 | 27.2°C | 24.8°C | 22.4°C | 29.6°C | 21.3°C | 108 mm | 88% | 1.7 m/s | 5.2 |
| 2003 | 27.1°C | 24.9°C | 22.7°C | 29.3°C | 22.0°C | 159 mm | 88% | 1.8 m/s | 5.2 |
| 2002 | 27.5°C | 24.8°C | 22.2°C | 29.0°C | 21.1°C | 182 mm | 87% | 1.6 m/s | 5.8 |
| 2001 | 26.9°C | 24.7°C | 22.4°C | 28.7°C | 21.5°C | 240 mm | 88% | 1.5 m/s | 5.5 |
| 2000 | 27.5°C | 25.1°C | 22.7°C | 29.4°C | 21.9°C | 117 mm | 89% | 1.7 m/s | 5.3 |
| 1999 | 26.9°C | 24.7°C | 22.4°C | 28.4°C | 21.5°C | 167 mm | 88% | 1.7 m/s | 5.4 |
| 1998 | 26.3°C | 24.6°C | 22.9°C | 27.4°C | 21.8°C | 581 mm | 91% | 2 m/s | 4.5 |
| 1997 | 27.2°C | 25.0°C | 22.7°C | 28.3°C | 22.0°C | 96 mm | 87% | 1.5 m/s | 5.4 |
| 1996 | 25.9°C | 24.1°C | 22.3°C | 26.8°C | 21.1°C | 322 mm | 90% | 1.7 m/s | 5.2 |
| 1995 | 26.9°C | 24.8°C | 22.7°C | 28.3°C | 21.9°C | 266 mm | 89% | 1.9 m/s | 5.3 |
| 1994 | 26.6°C | 24.1°C | 21.6°C | 29.9°C | 20.0°C | 180 mm | 87% | 1.8 m/s | 5.6 |
| 1993 | 26.4°C | 24.4°C | 22.3°C | 28.2°C | 20.9°C | 179 mm | 88% | 1.7 m/s | 5.3 |
| 1992 | 26.8°C | 24.6°C | 22.5°C | 29.2°C | 21.1°C | 283 mm | 89% | 2 m/s | 5 |
| 1991 | 27.3°C | 24.8°C | 22.3°C | 29.7°C | 21.4°C | 81 mm | 87% | 1.7 m/s | 5.4 |
| 1990 | 26.6°C | 24.4°C | 22.1°C | 28.1°C | 21.3°C | 190 mm | 88% | 1.7 m/s | 5.1 |
| 1989 | 26.4°C | 24.3°C | 22.2°C | 28.4°C | 20.9°C | 264 mm | 88% | 1.6 m/s | 5.1 |
| 1988 | 26.0°C | 24.2°C | 22.4°C | 29.3°C | 20.7°C | 442 mm | 90% | 1.9 m/s | 4.8 |
| 1987 | 27.1°C | 25.0°C | 22.8°C | 29.4°C | 21.6°C | 140 mm | 88% | 1.8 m/s | 5.4 |
| 1986 | 26.8°C | 24.5°C | 22.2°C | 28.0°C | 21.2°C | 175 mm | 87% | 1.7 m/s | 5.1 |
| 1985 | 26.9°C | 24.4°C | 21.9°C | 29.7°C | 20.0°C | 105 mm | 86% | 1.5 m/s | 5.6 |
| 1984 | 26.8°C | 24.4°C | 22.0°C | 29.1°C | 20.6°C | 135 mm | 88% | 1.9 m/s | 5.1 |
| 1983 ❄️ | 25.7°C | 24.0°C | 22.3°C | 26.5°C | 21.4°C | 477 mm | 90% | 2.2 m/s | — |
| 1982 | 26.9°C | 24.4°C | 22.0°C | 28.2°C | 20.9°C | 143 mm | 86% | 1.7 m/s | — |
| 1981 | 26.5°C | 24.5°C | 22.5°C | 28.1°C | 21.9°C | 347 mm | 89% | 1.8 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 26.8°C with lows near 22.6°C (mean 24.7°C), based on 45 years of NASA POWER data.
September averages 314 mm of rainfall in Udupi, a relatively wet time of year. The wettest on record was 830 mm in 2020.
The hottest September reached 30.6°C in 2015. The coldest dipped to 20°C in 1985.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 0.8°C. Daytime highs moved from 26.6°C to 27.1°C and overnight lows from 22.1°C to 23.1°C over the same span.
September is one of the cooler months of the year in Udupi and a relatively wet time of year, so plan for around 26.8°C daytime highs and 22.6°C at night.
Not quite — September is the 5th coolest month in Udupi, averaging 24.7°C.
For September in Udupi, pack light layers you can adjust through the day, with typical highs of 26.8°C and lows of 22.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 89% — quite humid.
Average wind speed in September is 1.8 m/s. The windiest September on record averaged 2.2 m/s (1983).
The wettest September on record was 2020 with 830 mm. On average, September sees 314 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Udupi behaves each September, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for September specifically, along with year-by-year records and how the month has changed over the decades.
