July is one of the cooler months of the year in Kottayam, with average highs near 28.6°C and lows around 24.8°C (mean 26.7°C). It is a relatively wet time of year, averaging 394 mm of rainfall and 87% relative humidity across the period.
July is one of the cooler months of the year in Kottayam. Across 45 years of records, the warmest Julys in Kottayam were 1983 and 2024 — when the month averaged 27.8°C — while the coldest was 1984 at 25.6°C. Typical July days reach 28.6°C with nights near 24.8°C. The long-term trend is warming, about 0.2°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.5°C | 26.5°C | 26.6°C | 27.0°C | 27.4°C | +0.9°C |
| Avg High | 28.6°C | 28.3°C | 28.4°C | 28.8°C | 29.4°C | +0.8°C |
| Avg Low | 24.4°C | 24.6°C | 24.8°C | 25.1°C | 25.4°C | +1°C |
| Avg Rain | 334 mm | 434 mm | 393 mm | 390 mm | 423 mm | +89 mm |
July temperatures in Kottayam have risen by about 0.9°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 23.6°C (1984) to a record high of 30.8°C (1983).
Rainfall in July is a relatively wet time of year, averaging 394 mm, with a wettest year of 725 mm.
A quieter season to visit Kottayam
If your dates are flexible, the more temperate months of January and December tend to be the most comfortable for visiting Kottayam. That said, July — with days averaging 28.6°C and nights around 24.8°C (mean 26.7°C) and higher rainfall (394 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 29.6°C | 25.4°C | 27.5°C | 462 mm | 88% | 4.9 m/s | 4.1 |
| 2024 | 29.5°C | 26.0°C | 27.8°C | 477 mm | 86% | 4.1 m/s | 3.9 |
| 2023 | 29.2°C | 25.2°C | 27.2°C | 379 mm | 86% | 4 m/s | 4.4 |
| 2022 | 29.7°C | 25.0°C | 27.3°C | 363 mm | 88% | 4.3 m/s | 4.3 |
| 2021 | 29.2°C | 25.6°C | 27.4°C | 406 mm | 87% | 4.6 m/s | 4.5 |
| 2020 | 29.3°C | 25.1°C | 27.2°C | 452 mm | 86% | 4 m/s | 4.6 |
| 2019 | 29.5°C | 25.2°C | 27.4°C | 400 mm | 85% | 4.4 m/s | 4.7 |
| 2018 | 28.4°C | 25.3°C | 26.9°C | 649 mm | 88% | 4.6 m/s | 4.1 |
| 2017 | 28.8°C | 25.2°C | 27.0°C | 267 mm | 87% | 4.2 m/s | 5 |
| 2016 | 29.0°C | 24.8°C | 26.9°C | 373 mm | 88% | 4.4 m/s | 4.6 |
| 2015 | 29.4°C | 25.0°C | 27.2°C | 221 mm | 86% | 4.2 m/s | 4.8 |
| 2014 | 28.9°C | 25.2°C | 27.0°C | 406 mm | 89% | 4.3 m/s | 4.5 |
| 2013 | 28.0°C | 24.7°C | 26.4°C | 578 mm | 88% | 4.6 m/s | 3.9 |
| 2012 | 28.5°C | 25.6°C | 27.0°C | 223 mm | 86% | 4.7 m/s | 5 |
| 2011 | 28.9°C | 24.5°C | 26.7°C | 314 mm | 86% | 4.1 m/s | 4.1 |
| 2010 | 28.8°C | 25.2°C | 27.0°C | 470 mm | 85% | 4.5 m/s | 4.2 |
| 2009 | 28.4°C | 24.9°C | 26.7°C | 546 mm | 88% | 4.4 m/s | 4.3 |
| 2008 | 28.3°C | 24.7°C | 26.5°C | 420 mm | 88% | 4.6 m/s | 4.3 |
| 2007 🌧️ | 28.3°C | 24.6°C | 26.5°C | 725 mm | 88% | 4.7 m/s | 3.9 |
| 2006 | 28.2°C | 25.3°C | 26.7°C | 426 mm | 88% | 4.6 m/s | 4.4 |
| 2005 | 28.6°C | 24.6°C | 26.6°C | 477 mm | 90% | 5 m/s | 4 |
| 2004 | 28.4°C | 24.2°C | 26.3°C | 319 mm | 88% | 4.9 m/s | 4.3 |
| 2003 | 28.2°C | 24.9°C | 26.6°C | 360 mm | 88% | 4.2 m/s | 4 |
| 2002 | 28.9°C | 25.4°C | 27.2°C | 183 mm | 85% | 5.3 m/s | 4.6 |
| 2001 | 28.0°C | 24.6°C | 26.3°C | 387 mm | 88% | 5.1 m/s | 4.2 |
| 2000 | 28.7°C | 24.7°C | 26.7°C | 86 mm | 86% | 4.9 m/s | 5.1 |
| 1999 | 28.0°C | 24.3°C | 26.2°C | 243 mm | 87% | 5.2 m/s | 4.1 |
| 1998 | 28.1°C | 25.0°C | 26.6°C | 199 mm | 88% | 5.1 m/s | 4.5 |
| 1997 | 28.6°C | 25.1°C | 26.8°C | 709 mm | 87% | 5.4 m/s | 3.7 |
| 1996 | 28.4°C | 24.7°C | 26.5°C | 560 mm | 88% | 5.4 m/s | 3.7 |
| 1995 | 28.4°C | 24.6°C | 26.5°C | 386 mm | 87% | 4.7 m/s | 3.9 |
| 1994 | 28.0°C | 24.3°C | 26.2°C | 525 mm | 86% | 5 m/s | 3.7 |
| 1993 | 28.5°C | 24.6°C | 26.5°C | 477 mm | 87% | 5.5 m/s | 3.8 |
| 1992 | 28.2°C | 24.1°C | 26.2°C | 340 mm | 87% | 5.2 m/s | 4.2 |
| 1991 | 28.4°C | 25.5°C | 26.9°C | 392 mm | 85% | 4.8 m/s | 3.5 |
| 1990 | 28.3°C | 24.2°C | 26.2°C | 512 mm | 87% | 4.8 m/s | 4.2 |
| 1989 | 28.3°C | 23.9°C | 26.1°C | 369 mm | 87% | 5.1 m/s | 4.3 |
| 1988 | 28.5°C | 24.4°C | 26.4°C | 449 mm | 86% | 5 m/s | 3.9 |
| 1987 | 28.8°C | 25.7°C | 27.2°C | 92 mm | 83% | 4.7 m/s | 5.2 |
| 1986 | 28.4°C | 24.2°C | 26.3°C | 116 mm | 85% | 5 m/s | 4.6 |
| 1985 | 27.6°C | 24.1°C | 25.8°C | 260 mm | 87% | 4.3 m/s | 4.3 |
| 1984 ❄️ | 27.6°C | 23.6°C | 25.6°C | 470 mm | 88% | 4.5 m/s | 4.4 |
| 1983 🔥 | 30.8°C | 24.7°C | 27.8°C | 256 mm | 81% | 4.7 m/s | — |
| 1982 | 28.9°C | 24.5°C | 26.7°C | 552 mm | 86% | 3.7 m/s | — |
| 1981 | 28.5°C | 24.3°C | 26.4°C | 440 mm | 86% | 5.1 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 28.6°C with lows near 24.8°C (mean 26.7°C), based on 45 years of NASA POWER data.
July averages 394 mm of rainfall in Kottayam, a relatively wet time of year. The wettest on record was 725 mm in 2007.
The hottest July reached 30.8°C in 1983. The coldest dipped to 23.6°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 0.9°C. Daytime highs moved from 28.7°C to 29.4°C and overnight lows from 24.2°C to 25.4°C over the same span.
July is one of the cooler months of the year in Kottayam and a relatively wet time of year, so plan for around 28.6°C daytime highs and 24.8°C at night.
Not quite — July is the 2nd coolest month in Kottayam, averaging 26.7°C.
For July in Kottayam, pack light layers you can adjust through the day, with typical highs of 28.6°C and lows of 24.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 87% — quite humid.
Average wind speed in July is 4.7 m/s. The windiest July on record averaged 5.5 m/s (1993).
The wettest July on record was 2007 with 725 mm. On average, July sees 394 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 Kottayam behaves each July, 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 July specifically, along with year-by-year records and how the month has changed over the decades.
