September is close to Prakasam's year-round average, with average highs near 32°C and lows around 25.7°C (mean 28.9°C). It is a relatively wet time of year, averaging 126 mm of rainfall and 76% relative humidity across the period.
September is close to Prakasam's year-round average. Across 45 years of records, the warmest September in Prakasam was 1986 — when the month averaged 30.3°C — while the coldest were 1983 and 2007 at 27.7°C. Typical September days reach 32°C with nights near 25.7°C. The long-term September temperature trend is broadly flat.
September is a relatively wet time of year in Prakasam, averaging 126 mm of rainfall. The wettest September on record was 1997 with 259 mm, while the driest was 1994 at 30 mm.
Relative humidity in Prakasam during September averages 76%. The most humid September was 2007 at 84%, and the least humid was 1986 at 64%.
September receives about 4.8 kWh/m²/day of solar energy in Prakasam. The sunniest Septembers were 1984 and 2000 at 5.5 kWh/m²/day, and the cloudiest was 2016 at 4.1.
Average wind speed in Prakasam during September is 3.1 m/s. The windiest September was 1999 at 3.9 m/s, while the calmest were 2004 and 2017 at 2.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 28.9°C | 28.9°C | 28.7°C | 28.8°C | 28.9°C | 0°C |
| Avg High | 32.2°C | 32.2°C | 31.8°C | 32.0°C | 32.0°C | -0.2°C |
| Avg Low | 25.7°C | 25.6°C | 25.7°C | 25.6°C | 25.8°C | +0.1°C |
| Avg Rain | 108 mm | 119 mm | 124 mm | 130 mm | 158 mm | +50 mm |
September temperatures in Prakasam have risen by about 0.4°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 22.9°C (1982) to a record high of 36.8°C (1987).
Rainfall in September is a relatively wet time of year, averaging 126 mm, with a wettest year of 259 mm.
A good time to visit Prakasam
September is a good time to visit Prakasam, with days averaging 32°C and nights around 25.7°C (mean 28.9°C, close to Prakasam's yearly average) and higher rainfall. January and December are marginally more temperate, but September still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 31.8°C | 28.7°C | 25.6°C | 34.9°C | 23.7°C | 168 mm | 79% | 3.2 m/s | 4.8 |
| 2024 | 32.0°C | 28.9°C | 25.7°C | 34.5°C | 24.4°C | 126 mm | 78% | 3.7 m/s | 4.5 |
| 2023 | 32.4°C | 29.3°C | 26.1°C | 35.8°C | 24.1°C | 158 mm | 77% | 3.1 m/s | 4.7 |
| 2022 | 32.4°C | 29.2°C | 26.0°C | 34.7°C | 24.6°C | 112 mm | 75% | 2.8 m/s | 4.6 |
| 2021 | 32.6°C | 29.2°C | 25.8°C | 35.4°C | 24.2°C | 135 mm | 75% | 3.1 m/s | 4.4 |
| 2020 | 30.8°C | 28.2°C | 25.6°C | 32.4°C | 23.8°C | 249 mm | 82% | 3.4 m/s | 4.4 |
| 2019 | 31.4°C | 28.5°C | 25.5°C | 34.8°C | 24.5°C | 203 mm | 80% | 3.5 m/s | 4.7 |
| 2018 | 33.5°C | 29.9°C | 26.2°C | 35.7°C | 24.2°C | 58 mm | 69% | 2.7 m/s | 5.3 |
| 2017 | 30.8°C | 28.2°C | 25.7°C | 33.0°C | 24.0°C | 148 mm | 81% | 2.4 m/s | 4.9 |
| 2016 | 31.9°C | 28.5°C | 25.1°C | 34.3°C | 24.0°C | 182 mm | 76% | 3.7 m/s | 4.1 |
| 2015 | 32.6°C | 29.3°C | 26.0°C | 34.5°C | 24.9°C | 91 mm | 74% | 2.7 m/s | 4.9 |
| 2014 | 32.1°C | 28.8°C | 25.4°C | 35.1°C | 24.2°C | 116 mm | 75% | 3.3 m/s | 4.7 |
| 2013 | 31.1°C | 28.2°C | 25.3°C | 33.1°C | 23.3°C | 132 mm | 79% | 2.9 m/s | 4.8 |
| 2012 | 32.4°C | 29.1°C | 25.7°C | 35.5°C | 24.9°C | 134 mm | 73% | 3 m/s | 4.7 |
| 2011 | 33.5°C | 29.7°C | 25.9°C | 36.2°C | 24.6°C | 44 mm | 70% | 3 m/s | 5.3 |
| 2010 | 30.6°C | 28.0°C | 25.4°C | 33.0°C | 24.3°C | 193 mm | 82% | 3 m/s | 4.7 |
| 2009 | 31.7°C | 28.7°C | 25.7°C | 34.5°C | 24.5°C | 143 mm | 78% | 3.2 m/s | 5 |
| 2008 | 31.7°C | 28.5°C | 25.3°C | 34.0°C | 24.3°C | 105 mm | 77% | 3 m/s | 5.2 |
| 2007 | 30.4°C | 27.7°C | 25.0°C | 33.0°C | 23.9°C | 116 mm | 84% | 3.5 m/s | 4.5 |
| 2006 | 32.0°C | 28.8°C | 25.7°C | 35.8°C | 24.0°C | 139 mm | 77% | 3.1 m/s | 4.9 |
| 2005 | 31.4°C | 28.6°C | 25.7°C | 33.8°C | 24.1°C | 165 mm | 79% | 3.3 m/s | 4.6 |
| 2004 | 31.9°C | 28.9°C | 26.0°C | 35.6°C | 24.4°C | 149 mm | 75% | 2.4 m/s | 5 |
| 2003 | 32.2°C | 29.0°C | 25.7°C | 35.0°C | 24.7°C | 110 mm | 75% | 3.2 m/s | 4.9 |
| 2002 | 33.7°C | 29.9°C | 26.1°C | 36.2°C | 23.7°C | 54 mm | 68% | 2.6 m/s | 5.4 |
| 2001 | 31.8°C | 28.9°C | 26.0°C | 35.4°C | 25.2°C | 143 mm | 75% | 2.5 m/s | 4.8 |
| 2000 | 30.7°C | 28.1°C | 25.4°C | 32.6°C | 24.0°C | 117 mm | 80% | 2.5 m/s | 5.5 |
| 1999 | 33.1°C | 29.4°C | 25.8°C | 35.8°C | 24.8°C | 65 mm | 71% | 3.9 m/s | 5 |
| 1998 | 31.7°C | 28.8°C | 25.9°C | 34.2°C | 25.2°C | 194 mm | 78% | 3.2 m/s | 4.6 |
| 1997 🌧️ | 31.3°C | 28.5°C | 25.6°C | 36.4°C | 24.3°C | 259 mm | 79% | 2.9 m/s | 4.5 |
| 1996 | 31.5°C | 28.4°C | 25.4°C | 33.7°C | 24.5°C | 98 mm | 78% | 2.8 m/s | 4.5 |
| 1995 | 32.1°C | 28.7°C | 25.4°C | 34.9°C | 24.3°C | 128 mm | 76% | 3.3 m/s | 4.2 |
| 1994 | 33.4°C | 29.5°C | 25.5°C | 35.7°C | 23.2°C | 30 mm | 68% | 3.2 m/s | 5.1 |
| 1993 | 31.7°C | 28.5°C | 25.3°C | 34.4°C | 23.9°C | 73 mm | 76% | 3.3 m/s | 4.7 |
| 1992 | 32.0°C | 28.7°C | 25.4°C | 34.3°C | 24.1°C | 93 mm | 74% | 2.8 m/s | 4.4 |
| 1991 | 32.4°C | 29.3°C | 26.1°C | 34.8°C | 24.2°C | 163 mm | 73% | 2.5 m/s | 4.4 |
| 1990 | 33.0°C | 29.4°C | 25.9°C | 35.2°C | 24.2°C | 85 mm | 71% | 2.9 m/s | 4.4 |
| 1989 | 31.6°C | 28.5°C | 25.5°C | 35.1°C | 24.3°C | 112 mm | 75% | 3 m/s | 4.5 |
| 1988 | 31.0°C | 28.3°C | 25.5°C | 33.6°C | 24.2°C | 114 mm | 80% | 3 m/s | 4.4 |
| 1987 | 33.4°C | 29.8°C | 26.3°C | 36.8°C | 25.2°C | 45 mm | 71% | 2.8 m/s | 5 |
| 1986 🔥 | 34.1°C | 30.3°C | 26.5°C | 36.2°C | 24.5°C | 36 mm | 64% | 3 m/s | 5.3 |
| 1985 | 32.5°C | 29.0°C | 25.4°C | 35.7°C | 23.4°C | 33 mm | 71% | 3.2 m/s | 5.3 |
| 1984 | 33.0°C | 29.5°C | 26.0°C | 36.7°C | 24.3°C | 90 mm | 67% | 3.1 m/s | 5.5 |
| 1983 ❄️ | 30.5°C | 27.7°C | 24.9°C | 32.5°C | 23.7°C | 236 mm | 82% | 3.5 m/s | — |
| 1982 | 32.8°C | 29.2°C | 25.6°C | 35.7°C | 22.9°C | 121 mm | 70% | 3.3 m/s | — |
| 1981 | 30.7°C | 28.1°C | 25.5°C | 34.2°C | 24.4°C | 186 mm | 81% | 3.2 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 32°C with lows near 25.7°C (mean 28.9°C), based on 45 years of NASA POWER data.
September averages 126 mm of rainfall in Prakasam, a relatively wet time of year. The wettest on record was 259 mm in 1997.
The hottest September reached 36.8°C in 1987. The coldest dipped to 22.9°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 0.4°C. Daytime highs moved from 31.9°C to 32.2°C and overnight lows from 25.5°C to 25.8°C over the same span.
September is close to Prakasam's year-round average and a relatively wet time of year, so plan for around 32°C daytime highs and 25.7°C at night.
Not quite — September is the 6th coolest month in Prakasam, averaging 28.9°C.
For September in Prakasam, pack light, breathable clothing and sun protection, with typical highs of 32°C and lows of 25.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 76% — quite humid.
Average wind speed in September is 3.1 m/s. The windiest September on record averaged 3.9 m/s (1999).
The wettest September on record was 1997 with 259 mm. On average, September sees 126 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 Prakasam 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.
