September is close to Prakasam's year-round average, with average highs near 34.8°C and lows around 24.2°C (mean 29.5°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 1987 — when the month averaged 31°C — while the coldest were 1983 and 2020 at 28.1°C. Typical September days reach 34.8°C with nights near 24.2°C. The long-term September temperature trend is broadly flat.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 29.6°C | 29.6°C | 29.4°C | 29.4°C | 29.4°C | -0.2°C |
| Avg High | 35.2°C | 34.9°C | 34.6°C | 34.5°C | 34.6°C | -0.6°C |
| Avg Low | 24.1°C | 24.3°C | 24.3°C | 24.3°C | 24.1°C | 0°C |
| Avg Rain | 108 mm | 119 mm | 124 mm | 130 mm | 158 mm | +50 mm |
September temperatures in Prakasam have risen by about 0.3°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.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
A good time to visit Prakasam
September is a good time to visit Prakasam, with days averaging 34.8°C and nights around 24.2°C (mean 29.5°C, close to Prakasam's yearly average) and higher rainfall. December and January are marginally more temperate, but September still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 34.9°C | 23.7°C | 29.3°C | 168 mm | 79% | 3.2 m/s | 4.8 |
| 2024 | 34.5°C | 24.4°C | 29.4°C | 126 mm | 78% | 3.7 m/s | 4.5 |
| 2023 | 35.8°C | 24.1°C | 29.9°C | 158 mm | 77% | 3.1 m/s | 4.7 |
| 2022 | 34.7°C | 24.6°C | 29.6°C | 112 mm | 75% | 2.8 m/s | 4.6 |
| 2021 | 35.4°C | 24.2°C | 29.8°C | 135 mm | 75% | 3.1 m/s | 4.4 |
| 2020 | 32.4°C | 23.8°C | 28.1°C | 249 mm | 82% | 3.4 m/s | 4.4 |
| 2019 | 34.8°C | 24.5°C | 29.6°C | 203 mm | 80% | 3.5 m/s | 4.7 |
| 2018 | 35.7°C | 24.2°C | 30.0°C | 58 mm | 69% | 2.7 m/s | 5.3 |
| 2017 | 33.0°C | 24.0°C | 28.5°C | 148 mm | 81% | 2.4 m/s | 4.9 |
| 2016 | 34.3°C | 24.0°C | 29.2°C | 182 mm | 76% | 3.7 m/s | 4.1 |
| 2015 | 34.5°C | 24.9°C | 29.7°C | 91 mm | 74% | 2.7 m/s | 4.9 |
| 2014 | 35.1°C | 24.2°C | 29.7°C | 116 mm | 75% | 3.3 m/s | 4.7 |
| 2013 | 33.1°C | 23.3°C | 28.2°C | 132 mm | 79% | 2.9 m/s | 4.8 |
| 2012 | 35.5°C | 24.9°C | 30.2°C | 134 mm | 73% | 3 m/s | 4.7 |
| 2011 | 36.2°C | 24.6°C | 30.4°C | 44 mm | 70% | 3 m/s | 5.3 |
| 2010 | 33.0°C | 24.3°C | 28.6°C | 193 mm | 82% | 3 m/s | 4.7 |
| 2009 | 34.5°C | 24.5°C | 29.5°C | 143 mm | 78% | 3.2 m/s | 5 |
| 2008 | 34.0°C | 24.3°C | 29.1°C | 105 mm | 77% | 3 m/s | 5.2 |
| 2007 | 33.0°C | 23.9°C | 28.4°C | 116 mm | 84% | 3.5 m/s | 4.5 |
| 2006 | 35.8°C | 24.0°C | 29.9°C | 139 mm | 77% | 3.1 m/s | 4.9 |
| 2005 | 33.8°C | 24.1°C | 28.9°C | 165 mm | 79% | 3.3 m/s | 4.6 |
| 2004 | 35.6°C | 24.4°C | 30.0°C | 149 mm | 75% | 2.4 m/s | 5 |
| 2003 | 35.0°C | 24.7°C | 29.8°C | 110 mm | 75% | 3.2 m/s | 4.9 |
| 2002 | 36.2°C | 23.7°C | 29.9°C | 54 mm | 68% | 2.6 m/s | 5.4 |
| 2001 | 35.4°C | 25.2°C | 30.3°C | 143 mm | 75% | 2.5 m/s | 4.8 |
| 2000 | 32.6°C | 24.0°C | 28.3°C | 117 mm | 80% | 2.5 m/s | 5.5 |
| 1999 | 35.8°C | 24.8°C | 30.3°C | 65 mm | 71% | 3.9 m/s | 5 |
| 1998 | 34.2°C | 25.2°C | 29.7°C | 194 mm | 78% | 3.2 m/s | 4.6 |
| 1997 🌧️ | 36.4°C | 24.3°C | 30.4°C | 259 mm | 79% | 2.9 m/s | 4.5 |
| 1996 | 33.7°C | 24.5°C | 29.1°C | 98 mm | 78% | 2.8 m/s | 4.5 |
| 1995 | 34.9°C | 24.3°C | 29.6°C | 128 mm | 76% | 3.3 m/s | 4.2 |
| 1994 | 35.7°C | 23.2°C | 29.4°C | 30 mm | 68% | 3.2 m/s | 5.1 |
| 1993 | 34.4°C | 23.9°C | 29.2°C | 73 mm | 76% | 3.3 m/s | 4.7 |
| 1992 | 34.3°C | 24.1°C | 29.2°C | 93 mm | 74% | 2.8 m/s | 4.4 |
| 1991 | 34.8°C | 24.2°C | 29.5°C | 163 mm | 73% | 2.5 m/s | 4.4 |
| 1990 | 35.2°C | 24.2°C | 29.7°C | 85 mm | 71% | 2.9 m/s | 4.4 |
| 1989 | 35.1°C | 24.3°C | 29.7°C | 112 mm | 75% | 3 m/s | 4.5 |
| 1988 | 33.6°C | 24.2°C | 28.9°C | 114 mm | 80% | 3 m/s | 4.4 |
| 1987 🔥 | 36.8°C | 25.2°C | 31.0°C | 45 mm | 71% | 2.8 m/s | 5 |
| 1986 | 36.2°C | 24.5°C | 30.4°C | 36 mm | 64% | 3 m/s | 5.3 |
| 1985 | 35.7°C | 23.4°C | 29.5°C | 33 mm | 71% | 3.2 m/s | 5.3 |
| 1984 | 36.7°C | 24.3°C | 30.5°C | 90 mm | 67% | 3.1 m/s | 5.5 |
| 1983 ❄️ | 32.5°C | 23.7°C | 28.1°C | 236 mm | 82% | 3.5 m/s | — |
| 1982 | 35.7°C | 22.9°C | 29.3°C | 121 mm | 70% | 3.3 m/s | — |
| 1981 | 34.2°C | 24.4°C | 29.3°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 34.8°C with lows near 24.2°C (mean 29.5°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 0.3°C. Daytime highs moved from 35°C to 35.1°C and overnight lows from 23.7°C to 24.2°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 34.8°C daytime highs and 24.2°C at night.
Not quite — September is the 6th coolest month in Prakasam, averaging 29.5°C.
For September in Prakasam, pack light, breathable clothing and sun protection, with typical highs of 34.8°C and lows of 24.2°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.
