July is one of the warmer months of the year in Cuddalore, with average highs near 34.4°C and lows around 25.8°C (mean 30.1°C). It is one of the drier months, averaging 82 mm of rainfall and 70% relative humidity across the period.
July is one of the warmer months of the year in Cuddalore. Across 45 years of records, the warmest July in Cuddalore was 2017 — when the month averaged 31.1°C — while the coldest was 1989 at 29°C. Typical July days reach 34.4°C with nights near 25.8°C. The long-term July temperature trend is broadly flat.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 30.0°C | 29.9°C | 30.3°C | 30.3°C | 30.2°C | +0.2°C |
| Avg High | 34.6°C | 34.2°C | 34.7°C | 34.5°C | 34.2°C | -0.4°C |
| Avg Low | 25.5°C | 25.6°C | 25.9°C | 26.0°C | 26.2°C | +0.7°C |
| Avg Rain | 93 mm | 59 mm | 76 mm | 82 mm | 118 mm | +25 mm |
July temperatures in Cuddalore have risen by about 0.3°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 24.4°C (1989) to a record high of 35.5°C (2002).
Rainfall in July is one of the drier months, averaging 82 mm, with a wettest year of 179 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
A good time to visit Cuddalore
July is a good time to visit Cuddalore, with days averaging 34.4°C and nights around 25.8°C (mean 30.1°C, warmer than Cuddalore's yearly average) and higher rainfall. January and February are marginally more temperate, but July still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 34.8°C | 25.9°C | 30.4°C | 49 mm | 67% | 3.7 m/s | 5.1 |
| 2024 | 35.0°C | 26.4°C | 30.7°C | 97 mm | 71% | 4.6 m/s | 4.9 |
| 2023 | 34.6°C | 26.0°C | 30.3°C | 128 mm | 74% | 4 m/s | 5 |
| 2022 | 33.7°C | 26.3°C | 30.0°C | 115 mm | 74% | 3.5 m/s | 5.2 |
| 2021 🌧️ | 33.5°C | 25.9°C | 29.7°C | 179 mm | 77% | 3.8 m/s | 5.3 |
| 2020 | 33.6°C | 26.5°C | 30.1°C | 138 mm | 77% | 3.6 m/s | 5.1 |
| 2019 | 34.4°C | 26.1°C | 30.3°C | 113 mm | 71% | 3.9 m/s | 5.1 |
| 2018 | 34.4°C | 26.3°C | 30.3°C | 68 mm | 70% | 4.2 m/s | 5.1 |
| 2017 🔥 | 35.2°C | 26.9°C | 31.1°C | 96 mm | 67% | 3.5 m/s | 5.3 |
| 2016 | 33.7°C | 25.7°C | 29.7°C | 90 mm | 74% | 3.7 m/s | 5.5 |
| 2015 | 35.5°C | 26.4°C | 31.0°C | 62 mm | 69% | 3.9 m/s | 6 |
| 2014 | 34.9°C | 26.5°C | 30.7°C | 42 mm | 66% | 4.2 m/s | 5.6 |
| 2013 | 34.3°C | 25.5°C | 29.9°C | 82 mm | 70% | 4.1 m/s | 4.8 |
| 2012 | 34.5°C | 26.1°C | 30.3°C | 78 mm | 71% | 3.5 m/s | 5.6 |
| 2011 | 34.4°C | 24.8°C | 29.6°C | 104 mm | 70% | 4.2 m/s | 5.5 |
| 2010 | 33.8°C | 25.7°C | 29.7°C | 83 mm | 73% | 3.8 m/s | 5.1 |
| 2009 | 34.5°C | 26.5°C | 30.5°C | 89 mm | 64% | 4.7 m/s | 5.4 |
| 2008 | 34.9°C | 25.9°C | 30.4°C | 63 mm | 70% | 3.9 m/s | 5.7 |
| 2007 | 34.7°C | 26.0°C | 30.4°C | 113 mm | 71% | 3.9 m/s | 5.2 |
| 2006 | 35.3°C | 25.5°C | 30.4°C | 67 mm | 67% | 4.1 m/s | 5.5 |
| 2005 | 35.0°C | 26.3°C | 30.6°C | 50 mm | 68% | 4.3 m/s | 5.5 |
| 2004 | 33.3°C | 25.1°C | 29.2°C | 62 mm | 77% | 3.8 m/s | 5.4 |
| 2003 | 33.4°C | 26.3°C | 29.8°C | 90 mm | 74% | 3.9 m/s | 4.9 |
| 2002 | 35.5°C | 26.6°C | 31.0°C | 30 mm | 65% | 4 m/s | 5.7 |
| 2001 | 35.2°C | 25.8°C | 30.5°C | 104 mm | 69% | 4.2 m/s | 5.6 |
| 2000 | 34.9°C | 25.2°C | 30.1°C | 96 mm | 68% | 4.1 m/s | 5.5 |
| 1999 | 34.0°C | 25.4°C | 29.7°C | 47 mm | 71% | 4.7 m/s | 5.6 |
| 1998 | 35.0°C | 26.0°C | 30.5°C | 82 mm | 71% | 3.8 m/s | 5.3 |
| 1997 | 34.8°C | 26.0°C | 30.4°C | 67 mm | 70% | 4.7 m/s | 4.9 |
| 1996 | 33.1°C | 25.6°C | 29.3°C | 50 mm | 76% | 4.3 m/s | 4.5 |
| 1995 | 33.2°C | 25.1°C | 29.2°C | 81 mm | 75% | 4.1 m/s | 4.8 |
| 1994 | 34.0°C | 25.8°C | 29.9°C | 51 mm | 70% | 4.9 m/s | 4.8 |
| 1993 | 34.6°C | 25.9°C | 30.2°C | 70 mm | 70% | 4.6 m/s | 5 |
| 1992 | 34.1°C | 25.4°C | 29.8°C | 55 mm | 71% | 4.2 m/s | 5 |
| 1991 | 34.4°C | 25.6°C | 30.0°C | 35 mm | 67% | 5 m/s | 4.7 |
| 1990 | 34.6°C | 25.0°C | 29.8°C | 49 mm | 67% | 4.2 m/s | 5.1 |
| 1989 ❄️ | 33.5°C | 24.4°C | 29.0°C | 100 mm | 74% | 4.2 m/s | 5.1 |
| 1988 | 34.4°C | 26.2°C | 30.3°C | 81 mm | 73% | 4.1 m/s | 4.7 |
| 1987 | 35.3°C | 26.6°C | 30.9°C | 22 mm | 66% | 3.9 m/s | 5.6 |
| 1986 | 35.3°C | 25.6°C | 30.4°C | 43 mm | 65% | 3.9 m/s | 5.4 |
| 1985 | 33.4°C | 25.0°C | 29.2°C | 97 mm | 71% | 3.6 m/s | 5.1 |
| 1984 | 34.8°C | 25.0°C | 29.9°C | 170 mm | 71% | 4.1 m/s | 5.5 |
| 1983 | 35.2°C | 25.9°C | 30.5°C | 82 mm | 66% | 4 m/s | — |
| 1982 | 35.0°C | 25.1°C | 30.0°C | 91 mm | 71% | 4.1 m/s | — |
| 1981 | 34.3°C | 25.8°C | 30.0°C | 150 mm | 72% | 3.8 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 34.4°C with lows near 25.8°C (mean 30.1°C), based on 45 years of NASA POWER data.
July averages 82 mm of rainfall in Cuddalore, one of the drier months. The wettest on record was 179 mm in 2021.
The hottest July reached 35.5°C in 2002. The coldest dipped to 24.4°C in 1989.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 0.3°C. Daytime highs moved from 34.5°C to 34.3°C and overnight lows from 25.4°C to 26.1°C over the same span.
July is one of the warmer months of the year in Cuddalore and one of the drier months, so plan for around 34.4°C daytime highs and 25.8°C at night.
Not quite — July is the 9th coolest month in Cuddalore, averaging 30.1°C.
For July in Cuddalore, pack light, breathable clothing and sun protection, with typical highs of 34.4°C and lows of 25.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 70% — moderately humid.
Average wind speed in July is 4.1 m/s. The windiest July on record averaged 5 m/s (1991).
The wettest July on record was 2021 with 179 mm. On average, July sees 82 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 Cuddalore 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.
