September is one of the warmer months of the year in Morigaon, with average highs near 31.1°C and lows around 24.7°C (mean 27.9°C). It is a relatively wet time of year, averaging 192 mm of rainfall and 83% relative humidity across the period.
September is one of the warmer months of the year in Morigaon. Across 45 years of records, the warmest Septembers in Morigaon were 2023 and 2024 — when the month averaged 29.9°C — while the coldest were 1984 and 1997 at 26.6°C. Typical September days reach 31.1°C with nights near 24.7°C. The long-term trend is warming, about 0.3°C per decade.
September is a relatively wet time of year in Morigaon, averaging 192 mm of rainfall. The wettest September on record was 2014 with 401 mm, while the driest was 2023 at 68 mm.
Relative humidity in Morigaon during September averages 83%. The most humid September was 2012 at 87%, and the least humid was 2023 at 75%.
September receives about 4.3 kWh/m²/day of solar energy in Morigaon. The sunniest September was 2023 at 5.1 kWh/m²/day, and the cloudiest was 1991 at 3.5.
Average wind speed in Morigaon during September is 1.1 m/s. The windiest Septembers were 2006 and 2012 at 1.4 m/s, while the calmest was 1991 at 0.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.5°C | 27.6°C | 27.7°C | 28.0°C | 29.0°C | +1.5°C |
| Avg High | 30.7°C | 30.8°C | 31.1°C | 30.9°C | 32.5°C | +1.8°C |
| Avg Low | 24.3°C | 24.4°C | 24.4°C | 25.1°C | 25.6°C | +1.3°C |
| Avg Rain | 233 mm | 187 mm | 166 mm | 221 mm | 135 mm | -98 mm |
September temperatures in Morigaon have risen by about 1.8°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 19.1°C (1997) to a record high of 37.8°C (2024).
Rainfall in September is a relatively wet time of year, averaging 192 mm, with a wettest year of 401 mm.
A good time to visit Morigaon
September is a good time to visit Morigaon, with days averaging 31.1°C and nights around 24.7°C (mean 27.9°C, warmer than Morigaon's yearly average) and higher rainfall. November and March 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 | 32.0°C | 28.8°C | 25.6°C | 35.6°C | 23.8°C | 157 mm | 82% | 1.3 m/s | 4.4 |
| 2024 | 33.4°C | 29.9°C | 26.3°C | 37.8°C | 22.9°C | 106 mm | 78% | 1.1 m/s | 4.7 |
| 2023 🔥 | 34.1°C | 29.9°C | 25.8°C | 37.3°C | 24.2°C | 68 mm | 75% | 1.2 m/s | 5.1 |
| 2022 | 32.1°C | 28.6°C | 25.1°C | 35.6°C | 23.6°C | 91 mm | 80% | 1.2 m/s | 4.4 |
| 2021 | 32.4°C | 28.9°C | 25.4°C | 34.7°C | 23.9°C | 172 mm | 81% | 1.1 m/s | 5 |
| 2020 | 30.9°C | 28.1°C | 25.4°C | 35.4°C | 23.5°C | 218 mm | 86% | 1.2 m/s | 3.9 |
| 2019 | 30.8°C | 27.9°C | 25.1°C | 35.4°C | 22.2°C | 247 mm | 83% | 1 m/s | 4 |
| 2018 | 31.5°C | 28.5°C | 25.5°C | 34.0°C | 23.4°C | 201 mm | 84% | 1.1 m/s | 4.2 |
| 2017 | 31.0°C | 28.2°C | 25.4°C | 32.8°C | 24.6°C | 199 mm | 86% | 1.2 m/s | 4 |
| 2016 | 30.9°C | 28.0°C | 25.2°C | 33.3°C | 22.8°C | 149 mm | 85% | 1.2 m/s | 4.3 |
| 2015 | 31.1°C | 28.3°C | 25.4°C | 33.1°C | 23.9°C | 171 mm | 85% | 1 m/s | 4.5 |
| 2014 🌧️ | 30.8°C | 27.9°C | 25.1°C | 33.8°C | 22.5°C | 401 mm | 85% | 0.9 m/s | 4.2 |
| 2013 | 30.8°C | 27.9°C | 25.1°C | 33.9°C | 23.1°C | 162 mm | 85% | 1.1 m/s | 4.6 |
| 2012 | 30.6°C | 27.9°C | 25.3°C | 35.0°C | 23.2°C | 212 mm | 87% | 1.4 m/s | 3.9 |
| 2011 | 31.1°C | 28.0°C | 24.8°C | 33.9°C | 23.3°C | 205 mm | 83% | 1.1 m/s | 4.6 |
| 2010 | 30.5°C | 27.5°C | 24.5°C | 32.8°C | 21.4°C | 263 mm | 84% | 1.1 m/s | 4.2 |
| 2009 | 31.3°C | 27.9°C | 24.5°C | 33.9°C | 22.7°C | 164 mm | 82% | 1.3 m/s | 4.7 |
| 2008 | 30.8°C | 27.6°C | 24.5°C | 32.6°C | 23.3°C | 116 mm | 83% | 1.1 m/s | 4.7 |
| 2007 | 30.8°C | 27.3°C | 23.9°C | 33.2°C | 19.6°C | 268 mm | 81% | 1.1 m/s | 4.2 |
| 2006 | 32.8°C | 28.6°C | 24.5°C | 37.0°C | 22.4°C | 105 mm | 76% | 1.4 m/s | 4.6 |
| 2005 | 31.9°C | 28.4°C | 24.9°C | 34.3°C | 22.9°C | 111 mm | 79% | 1.1 m/s | 4.8 |
| 2004 | 30.1°C | 27.1°C | 24.1°C | 32.2°C | 22.0°C | 164 mm | 84% | 1.2 m/s | 4 |
| 2003 | 31.1°C | 28.1°C | 25.0°C | 32.8°C | 23.6°C | 255 mm | 83% | 1.1 m/s | 4.5 |
| 2002 | 31.0°C | 27.5°C | 24.0°C | 34.3°C | 21.9°C | 122 mm | 80% | 1.3 m/s | 4.6 |
| 2001 | 31.1°C | 27.8°C | 24.5°C | 32.8°C | 23.5°C | 175 mm | 82% | 1 m/s | 4.3 |
| 2000 | 30.2°C | 27.1°C | 24.1°C | 34.2°C | 21.5°C | 178 mm | 85% | 1 m/s | 4.2 |
| 1999 | 31.0°C | 27.9°C | 24.9°C | 33.3°C | 22.6°C | 275 mm | 82% | 0.9 m/s | 4.5 |
| 1998 | 31.6°C | 28.3°C | 25.0°C | 33.8°C | 22.7°C | 142 mm | 80% | 0.9 m/s | 4.7 |
| 1997 | 29.6°C | 26.6°C | 23.6°C | 33.9°C | 19.1°C | 178 mm | 85% | 1.2 m/s | 4 |
| 1996 | 31.4°C | 28.0°C | 24.6°C | 34.9°C | 22.4°C | 140 mm | 80% | 1.2 m/s | 4.5 |
| 1995 | 29.9°C | 27.1°C | 24.2°C | 35.2°C | 20.8°C | 256 mm | 84% | 1.2 m/s | 4.4 |
| 1994 | 31.7°C | 28.1°C | 24.6°C | 34.3°C | 21.0°C | 97 mm | 80% | 1 m/s | 5 |
| 1993 | 30.3°C | 27.2°C | 24.1°C | 34.2°C | 22.6°C | 206 mm | 83% | 1 m/s | 4 |
| 1992 | 31.8°C | 28.0°C | 24.2°C | 34.9°C | 21.4°C | 117 mm | 78% | 1.1 m/s | 4.1 |
| 1991 | 30.0°C | 27.3°C | 24.6°C | 32.3°C | 23.0°C | 250 mm | 84% | 0.8 m/s | 3.5 |
| 1990 | 30.5°C | 27.5°C | 24.4°C | 35.5°C | 21.3°C | 207 mm | 84% | 1.2 m/s | 3.7 |
| 1989 | 30.8°C | 27.8°C | 24.8°C | 34.6°C | 23.1°C | 263 mm | 83% | 1.1 m/s | 4.2 |
| 1988 | 30.7°C | 27.6°C | 24.5°C | 32.8°C | 22.1°C | 231 mm | 85% | 1.2 m/s | 3.8 |
| 1987 | 30.5°C | 27.6°C | 24.7°C | 32.8°C | 20.3°C | 316 mm | 85% | 1 m/s | 4 |
| 1986 | 30.3°C | 27.0°C | 23.6°C | 33.4°C | 20.6°C | 161 mm | 82% | 1.3 m/s | 3.8 |
| 1985 | 31.1°C | 27.8°C | 24.5°C | 34.5°C | 22.6°C | 299 mm | 81% | 1.1 m/s | 4.8 |
| 1984 ❄️ | 29.9°C | 26.6°C | 23.3°C | 33.3°C | 20.8°C | 209 mm | 84% | 1.1 m/s | 3.7 |
| 1983 | 31.0°C | 27.7°C | 24.5°C | 34.6°C | 23.0°C | 271 mm | 83% | 1.1 m/s | — |
| 1982 | 30.9°C | 27.5°C | 24.2°C | 35.1°C | 21.8°C | 124 mm | 83% | 1.3 m/s | — |
| 1981 | 30.7°C | 27.5°C | 24.4°C | 33.3°C | 22.2°C | 224 mm | 84% | 1.1 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 31.1°C with lows near 24.7°C (mean 27.9°C), based on 45 years of NASA POWER data.
September averages 192 mm of rainfall in Morigaon, a relatively wet time of year. The wettest on record was 401 mm in 2014.
The hottest September reached 37.8°C in 2024. The coldest dipped to 19.1°C in 1997.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.8°C. Daytime highs moved from 30.7°C to 32.8°C and overnight lows from 24.2°C to 25.6°C over the same span.
September is one of the warmer months of the year in Morigaon and a relatively wet time of year, so plan for around 31.1°C daytime highs and 24.7°C at night.
Not quite — September is the 8th coolest month in Morigaon, averaging 27.9°C.
For September in Morigaon, pack light, breathable clothing and sun protection, with typical highs of 31.1°C and lows of 24.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 83% — quite humid.
Average wind speed in September is 1.1 m/s. The windiest September on record averaged 1.4 m/s (2006).
The wettest September on record was 2014 with 401 mm. On average, September sees 192 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 Morigaon 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.
