July is one of the warmer months of the year in Clarksville, with average highs near 31.6°C and lows around 20.7°C (mean 26.2°C). It is about average for rainfall, averaging 112 mm of rainfall and 74% relative humidity across the period.
July is one of the warmer months of the year in Clarksville. Across 45 years of records, the warmest July in Clarksville was 2012 — when the month averaged 28.8°C — while the coldest was 2009 at 23.2°C. Typical July days reach 31.6°C with nights near 20.7°C. The long-term trend is warming, about 0.2°C per decade.
July is about average for rainfall in Clarksville, averaging 112 mm of rainfall. The wettest July on record was 2016 with 241 mm, while the driest was 2014 at 37 mm.
Relative humidity in Clarksville during July averages 74%. The most humid July was 1998 at 84%, and the least humid was 2000 at 61%.
July receives about 6.1 kWh/m²/day of solar energy in Clarksville. The sunniest Julys were 1999, 2010 and 2011, among others at 6.6 kWh/m²/day, and the cloudiest was 1998 at 5.1.
Average wind speed in Clarksville during July is 0.8 m/s. The windiest Julys were 2005, 2006 and 2014, among others at 0.9 m/s, while the calmest were 2020, 2024 and 2025, among others at 0.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.0°C | 26.0°C | 25.9°C | 26.3°C | 26.9°C | +0.9°C |
| Avg High | 31.6°C | 31.5°C | 31.7°C | 31.4°C | 32.3°C | +0.7°C |
| Avg Low | 20.4°C | 20.6°C | 20.1°C | 21.1°C | 21.6°C | +1.2°C |
| Avg Rain | 112 mm | 97 mm | 105 mm | 117 mm | 136 mm | +25 mm |
July temperatures in Clarksville have risen by about 1.7°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 11.9°C (1983) to a record high of 41.2°C (1988).
Rainfall in July is about average for rainfall, averaging 112 mm, with a wettest year of 241 mm.
A good time to visit Clarksville
July is a good time to visit Clarksville, with days averaging 31.6°C and nights around 20.7°C (mean 26.2°C, warmer than Clarksville's yearly average) and higher rainfall. September and June are marginally more temperate, but July still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 32.4°C | 27.4°C | 22.4°C | 35.8°C | 19.7°C | 77 mm | 79% | 0.7 m/s | 6.5 |
| 2024 | 32.2°C | 26.6°C | 21.1°C | 36.3°C | 15.9°C | 111 mm | 73% | 0.7 m/s | 6 |
| 2023 | 32.0°C | 26.5°C | 21.0°C | 36.8°C | 15.3°C | 152 mm | 74% | 0.8 m/s | 5.8 |
| 2022 | 34.6°C | 28.6°C | 22.5°C | 39.3°C | 19.3°C | 158 mm | 68% | 0.8 m/s | 6.1 |
| 2021 | 30.6°C | 25.6°C | 20.6°C | 35.6°C | 14.5°C | 136 mm | 79% | 0.8 m/s | 6.1 |
| 2020 | 31.7°C | 26.7°C | 21.7°C | 36.0°C | 18.9°C | 183 mm | 80% | 0.7 m/s | 6.3 |
| 2019 | 30.8°C | 25.9°C | 21.0°C | 33.8°C | 14.4°C | 116 mm | 79% | 0.8 m/s | 6.2 |
| 2018 | 30.7°C | 25.7°C | 20.8°C | 34.3°C | 16.6°C | 61 mm | 79% | 0.8 m/s | 6.4 |
| 2017 | 32.5°C | 26.9°C | 21.2°C | 37.6°C | 15.6°C | 118 mm | 72% | 0.7 m/s | 6.5 |
| 2016 🌧️ | 31.5°C | 26.9°C | 22.2°C | 35.0°C | 17.9°C | 241 mm | 80% | 0.7 m/s | 6 |
| 2015 | 30.3°C | 26.2°C | 22.0°C | 34.7°C | 19.0°C | 167 mm | 83% | 0.8 m/s | 6 |
| 2014 | 30.3°C | 24.2°C | 18.2°C | 35.7°C | 12.8°C | 37 mm | 69% | 0.9 m/s | 6.4 |
| 2013 | 28.4°C | 23.7°C | 18.9°C | 32.1°C | 12.9°C | 146 mm | 82% | 0.7 m/s | 5.9 |
| 2012 🔥 | 34.9°C | 28.8°C | 22.7°C | 41.1°C | 19.4°C | 130 mm | 65% | 0.8 m/s | 6.2 |
| 2011 | 32.8°C | 27.5°C | 22.2°C | 36.3°C | 16.8°C | 68 mm | 77% | 0.7 m/s | 6.6 |
| 2010 | 32.2°C | 26.9°C | 21.7°C | 36.5°C | 13.7°C | 88 mm | 77% | 0.8 m/s | 6.6 |
| 2009 ❄️ | 27.9°C | 23.2°C | 18.5°C | 31.1°C | 12.3°C | 183 mm | 80% | 0.8 m/s | 5.6 |
| 2008 | 32.0°C | 26.0°C | 19.9°C | 36.8°C | 15.8°C | 126 mm | 70% | 0.8 m/s | 6.4 |
| 2007 | 32.6°C | 26.2°C | 19.7°C | 35.6°C | 14.0°C | 49 mm | 64% | 0.8 m/s | 6.4 |
| 2006 | 33.4°C | 27.0°C | 20.5°C | 38.8°C | 14.7°C | 122 mm | 66% | 0.9 m/s | 6.2 |
| 2005 | 32.1°C | 26.5°C | 21.0°C | 36.9°C | 16.3°C | 100 mm | 72% | 0.9 m/s | 5.7 |
| 2004 | 29.0°C | 24.3°C | 19.7°C | 32.0°C | 13.4°C | 118 mm | 82% | 0.8 m/s | 5.8 |
| 2003 | 30.3°C | 25.2°C | 20.1°C | 34.3°C | 15.4°C | 107 mm | 78% | 0.8 m/s | 6.1 |
| 2002 | 32.3°C | 26.8°C | 21.4°C | 35.7°C | 16.6°C | 90 mm | 73% | 0.7 m/s | 5.9 |
| 2001 | 33.8°C | 27.3°C | 20.8°C | 37.4°C | 14.5°C | 88 mm | 63% | 0.8 m/s | 5.9 |
| 2000 | 33.5°C | 26.6°C | 19.6°C | 37.6°C | 14.8°C | 67 mm | 61% | 0.9 m/s | 6 |
| 1999 | 34.1°C | 27.9°C | 21.7°C | 41.0°C | 15.1°C | 61 mm | 67% | 0.8 m/s | 6.6 |
| 1998 | 29.8°C | 25.4°C | 21.1°C | 33.7°C | 18.2°C | 157 mm | 84% | 0.8 m/s | 5.1 |
| 1997 | 31.1°C | 25.5°C | 19.9°C | 37.1°C | 13.2°C | 50 mm | 74% | 0.7 m/s | 6.6 |
| 1996 | 30.0°C | 24.4°C | 18.8°C | 33.6°C | 13.9°C | 168 mm | 74% | 0.9 m/s | 5.8 |
| 1995 | 32.6°C | 26.7°C | 20.8°C | 37.0°C | 15.1°C | 108 mm | 71% | 0.8 m/s | 6 |
| 1994 | 29.2°C | 24.7°C | 20.2°C | 32.6°C | 14.5°C | 92 mm | 80% | 0.7 m/s | 5.8 |
| 1993 | 34.6°C | 28.6°C | 22.6°C | 38.6°C | 16.8°C | 67 mm | 68% | 0.8 m/s | 6.3 |
| 1992 | 31.3°C | 25.9°C | 20.5°C | 35.5°C | 17.0°C | 105 mm | 76% | 0.9 m/s | 5.7 |
| 1991 | 30.0°C | 25.4°C | 20.7°C | 32.8°C | 14.7°C | 76 mm | 80% | 0.7 m/s | 6.6 |
| 1990 | 32.0°C | 25.7°C | 19.3°C | 37.5°C | 14.5°C | 90 mm | 68% | 0.8 m/s | 6.1 |
| 1989 | 29.2°C | 24.8°C | 20.4°C | 33.1°C | 17.2°C | 154 mm | 83% | 0.8 m/s | 5.8 |
| 1988 | 33.9°C | 27.6°C | 21.3°C | 41.2°C | 16.8°C | 125 mm | 62% | 0.8 m/s | 5.8 |
| 1987 | 32.8°C | 26.7°C | 20.7°C | 36.9°C | 13.9°C | 108 mm | 70% | 0.8 m/s | 5.8 |
| 1986 | 35.3°C | 28.6°C | 21.9°C | 40.8°C | 16.1°C | 74 mm | 62% | 0.9 m/s | 6.5 |
| 1985 | 31.1°C | 25.2°C | 19.3°C | 35.1°C | 15.0°C | 100 mm | 72% | 0.8 m/s | 6 |
| 1984 | 29.4°C | 23.8°C | 18.2°C | 33.7°C | 14.1°C | 123 mm | 74% | 0.8 m/s | 5.6 |
| 1983 | 31.1°C | 25.9°C | 20.7°C | 35.1°C | 11.9°C | 46 mm | 75% | 0.7 m/s | — |
| 1982 | 31.0°C | 25.9°C | 20.8°C | 33.9°C | 16.2°C | 115 mm | 77% | 0.7 m/s | — |
| 1981 | 30.4°C | 25.4°C | 20.5°C | 33.1°C | 13.9°C | 158 mm | 79% | 0.7 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 31.6°C with lows near 20.7°C (mean 26.2°C), based on 45 years of NASA POWER data.
July averages 112 mm of rainfall in Clarksville, about average for rainfall. The wettest on record was 241 mm in 2016.
The hottest July reached 41.2°C in 1988. The coldest dipped to 11.9°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 1.7°C. Daytime highs moved from 30.6°C to 32.4°C and overnight lows from 19.9°C to 21.5°C over the same span.
July is one of the warmer months of the year in Clarksville and about average for rainfall, so plan for around 31.6°C daytime highs and 20.7°C at night.
Not quite — July is the 12th coolest month in Clarksville, averaging 26.2°C.
For July in Clarksville, pack light, breathable clothing and sun protection, with typical highs of 31.6°C and lows of 20.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 74% — moderately humid.
Average wind speed in July is 0.8 m/s. The windiest July on record averaged 0.9 m/s (1986).
The wettest July on record was 2016 with 241 mm. On average, July sees 112 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 Clarksville 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.
