June is close to Theni's year-round average, with average highs near 29°C and lows around 20.5°C (mean 24.8°C). It is a relatively wet time of year, averaging 154 mm of rainfall and 77% relative humidity across the period.
June is close to Theni's year-round average. Across 45 years of records, the warmest June in Theni was 2019 — when the month averaged 26.8°C — while the coldest was 1985 at 23°C. Typical June days reach 29°C with nights near 20.5°C. The long-term trend is warming, about 0.4°C per decade.
June is a relatively wet time of year in Theni, averaging 154 mm of rainfall. The wettest June on record was 1991 with 564 mm, while the driest was 2014 at 53 mm.
Relative humidity in Theni during June averages 77%. The most humid June was 1991 at 85%, and the least humid was 2019 at 71%.
June receives about 4.9 kWh/m²/day of solar energy in Theni. The sunniest Junes were 2006, 2009 and 2014, among others at 5.5 kWh/m²/day, and the cloudiest was 2013 at 4.
Average wind speed in Theni during June is 2.6 m/s. The windiest June was 2013 at 3.5 m/s, while the calmest was 2022 at 1.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.0°C | 24.6°C | 24.7°C | 25.3°C | 25.3°C | +1.3°C |
| Avg High | 28.0°C | 28.7°C | 28.9°C | 29.8°C | 29.9°C | +1.9°C |
| Avg Low | 20.0°C | 20.5°C | 20.5°C | 20.8°C | 20.7°C | +0.7°C |
| Avg Rain | 205 mm | 224 mm | 144 mm | 81 mm | 96 mm | -109 mm |
June temperatures in Theni have risen by about 1.5°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 17.2°C (1989) to a record high of 35.5°C (2019).
Rainfall in June is a relatively wet time of year, averaging 154 mm, with a wettest year of 564 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.6°C per decade while lows rose 0.2°C per decade, widening the gap between day and night.
A quieter season to visit Theni
If your dates are flexible, the more temperate months of January and December tend to be the most comfortable for visiting Theni. That said, June — with days averaging 29°C and nights around 20.5°C (mean 24.8°C) and higher rainfall (154 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 30.1°C | 25.8°C | 21.4°C | 33.4°C | 19.0°C | 66 mm | 74% | 2.8 m/s | 4.7 |
| 2024 | 29.2°C | 24.8°C | 20.5°C | 32.1°C | 18.9°C | 116 mm | 79% | 2.1 m/s | 4.6 |
| 2023 | 31.2°C | 26.1°C | 20.9°C | 33.9°C | 18.6°C | 74 mm | 74% | 2 m/s | 5.3 |
| 2022 | 28.9°C | 24.5°C | 20.1°C | 31.2°C | 18.8°C | 116 mm | 79% | 1.7 m/s | 5.1 |
| 2021 | 29.5°C | 24.9°C | 20.4°C | 33.4°C | 19.0°C | 109 mm | 79% | 1.9 m/s | 5.3 |
| 2020 | 30.3°C | 25.7°C | 21.0°C | 32.4°C | 19.8°C | 96 mm | 73% | 2.5 m/s | 5.1 |
| 2019 🔥 | 32.0°C | 26.8°C | 21.7°C | 35.5°C | 19.9°C | 69 mm | 71% | 2.4 m/s | 5.3 |
| 2018 | 29.1°C | 24.9°C | 20.7°C | 31.5°C | 18.8°C | 69 mm | 75% | 2.8 m/s | 4.6 |
| 2017 | 29.6°C | 25.2°C | 20.7°C | 32.3°C | 19.6°C | 101 mm | 76% | 2.5 m/s | 4.8 |
| 2016 | 29.6°C | 25.2°C | 20.8°C | 32.1°C | 19.3°C | 64 mm | 74% | 2.9 m/s | 4.4 |
| 2015 | 28.8°C | 24.6°C | 20.5°C | 31.0°C | 18.8°C | 107 mm | 78% | 2.5 m/s | 5.2 |
| 2014 | 30.7°C | 26.1°C | 21.4°C | 32.8°C | 20.0°C | 53 mm | 73% | 2.8 m/s | 5.5 |
| 2013 | 28.8°C | 24.8°C | 20.7°C | 31.3°C | 19.5°C | 107 mm | 74% | 3.5 m/s | 4 |
| 2012 | 30.4°C | 25.4°C | 20.4°C | 34.8°C | 19.0°C | 54 mm | 72% | 2.9 m/s | 5.1 |
| 2011 | 29.8°C | 25.1°C | 20.3°C | 33.2°C | 18.1°C | 70 mm | 74% | 2.9 m/s | 5.1 |
| 2010 | 29.6°C | 25.2°C | 20.8°C | 35.1°C | 19.2°C | 121 mm | 76% | 2.5 m/s | 5 |
| 2009 | 29.8°C | 25.1°C | 20.3°C | 33.4°C | 18.9°C | 95 mm | 75% | 2.9 m/s | 5.5 |
| 2008 | 29.5°C | 24.8°C | 20.2°C | 32.3°C | 18.9°C | 57 mm | 76% | 2.3 m/s | 5.3 |
| 2007 | 29.6°C | 25.4°C | 21.2°C | 35.0°C | 19.3°C | 131 mm | 75% | 2.3 m/s | 4.8 |
| 2006 | 29.3°C | 24.7°C | 20.2°C | 32.7°C | 18.4°C | 161 mm | 77% | 2.2 m/s | 5.5 |
| 2005 | 28.4°C | 24.7°C | 21.0°C | 31.2°C | 19.2°C | 184 mm | 81% | 2.5 m/s | 5 |
| 2004 | 27.0°C | 23.4°C | 19.9°C | 29.4°C | 18.1°C | 155 mm | 84% | 2.8 m/s | 5.1 |
| 2003 | 29.9°C | 25.4°C | 20.9°C | 34.6°C | 18.6°C | 155 mm | 76% | 2.2 m/s | 5.5 |
| 2002 | 29.1°C | 24.9°C | 20.7°C | 32.5°C | 19.7°C | 164 mm | 80% | 2.4 m/s | 5.3 |
| 2001 | 27.3°C | 23.7°C | 20.2°C | 29.2°C | 18.6°C | 216 mm | 83% | 2.8 m/s | 4.5 |
| 2000 | 28.6°C | 24.5°C | 20.4°C | 30.7°C | 18.8°C | 124 mm | 75% | 3.3 m/s | 4.7 |
| 1999 | 28.0°C | 23.8°C | 19.6°C | 30.7°C | 17.5°C | 191 mm | 81% | 2.3 m/s | 5.3 |
| 1998 | 29.7°C | 25.4°C | 21.1°C | 33.3°C | 19.9°C | 157 mm | 75% | 3 m/s | 4.3 |
| 1997 | 30.7°C | 25.7°C | 20.8°C | 35.4°C | 19.6°C | 235 mm | 73% | 1.9 m/s | 4.8 |
| 1996 | 28.8°C | 24.8°C | 20.7°C | 32.5°C | 18.9°C | 222 mm | 78% | 2.4 m/s | 4.2 |
| 1995 | 29.1°C | 24.9°C | 20.7°C | 34.2°C | 19.1°C | 130 mm | 78% | 2.5 m/s | 4.4 |
| 1994 | 27.7°C | 23.9°C | 20.1°C | 30.0°C | 18.6°C | 159 mm | 79% | 3.3 m/s | 4.5 |
| 1993 | 28.3°C | 24.3°C | 20.3°C | 31.6°C | 19.1°C | 228 mm | 80% | 2.7 m/s | 4.6 |
| 1992 | 28.4°C | 24.5°C | 20.5°C | 33.4°C | 18.4°C | 271 mm | 79% | 2.9 m/s | 4.6 |
| 1991 🌧️ | 27.2°C | 23.9°C | 20.7°C | 35.3°C | 19.1°C | 564 mm | 85% | 2.5 m/s | 4.2 |
| 1990 | 29.5°C | 24.8°C | 20.1°C | 31.3°C | 18.6°C | 80 mm | 74% | 3.2 m/s | 4.8 |
| 1989 | 27.6°C | 23.6°C | 19.6°C | 31.9°C | 17.2°C | 221 mm | 79% | 2.7 m/s | 4.4 |
| 1988 | 28.6°C | 24.3°C | 20.0°C | 33.1°C | 18.5°C | 247 mm | 79% | 2.4 m/s | 5 |
| 1987 | 29.2°C | 24.9°C | 20.5°C | 31.3°C | 18.8°C | 123 mm | 73% | 3 m/s | 4.6 |
| 1986 | 29.3°C | 24.8°C | 20.2°C | 33.0°C | 18.2°C | 108 mm | 71% | 2.9 m/s | 4.8 |
| 1985 ❄️ | 26.8°C | 23.0°C | 19.3°C | 29.3°C | 17.6°C | 273 mm | 79% | 3.1 m/s | 4.6 |
| 1984 | 27.3°C | 23.5°C | 19.7°C | 29.2°C | 17.5°C | 127 mm | 76% | 3.4 m/s | 4.8 |
| 1983 | 29.9°C | 25.5°C | 21.1°C | 35.2°C | 19.7°C | 117 mm | 72% | 2.5 m/s | — |
| 1982 | 26.7°C | 23.1°C | 19.5°C | 29.6°C | 17.5°C | 315 mm | 83% | 2.6 m/s | — |
| 1981 | 26.7°C | 23.2°C | 19.7°C | 29.1°C | 17.4°C | 320 mm | 84% | 2.9 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 29°C with lows near 20.5°C (mean 24.8°C), based on 45 years of NASA POWER data.
June averages 154 mm of rainfall in Theni, a relatively wet time of year. The wettest on record was 564 mm in 1991.
The hottest June reached 35.5°C in 2019. The coldest dipped to 17.2°C in 1989.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 1.5°C. Daytime highs moved from 27.5°C to 29.8°C and overnight lows from 19.9°C to 20.7°C over the same span.
June is close to Theni's year-round average and a relatively wet time of year, so plan for around 29°C daytime highs and 20.5°C at night.
Not quite — June is the 9th coolest month in Theni, averaging 24.8°C.
For June in Theni, pack light layers you can adjust through the day, with typical highs of 29°C and lows of 20.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 77% — quite humid.
Average wind speed in June is 2.6 m/s. The windiest June on record averaged 3.5 m/s (2013).
The wettest June on record was 1991 with 564 mm. On average, June sees 154 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 Theni behaves each June, 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 June specifically, along with year-by-year records and how the month has changed over the decades.
