July is one of the warmer months of the year in Athens, with average highs near 34°C and lows around 21.3°C (mean 27.7°C). It is a relatively wet time of year, averaging 117 mm of rainfall and 70% relative humidity across the period.
July is one of the warmer months of the year in Athens. Across 45 years of records, the warmest July in Athens was 1993 — when the month averaged 30.2°C — while the coldest was 1984 at 24.8°C. Typical July days reach 34°C with nights near 21.3°C. The long-term trend is warming, about 0.3°C per decade.
July is a relatively wet time of year in Athens, averaging 117 mm of rainfall. The wettest July on record was 1984 with 270 mm, while the driest was 1995 at 36 mm.
Relative humidity in Athens during July averages 70%. The most humid July was 2013 at 84%, and the least humid was 1986 at 55%.
July receives about 6 kWh/m²/day of solar energy in Athens. The sunniest Julys were 2010 and 2025 at 6.6 kWh/m²/day, and the cloudiest was 1984 at 5.1.
Average wind speed in Athens during July is 0.1 m/s. The windiest Julys were 2023, 2024 and 2025, among others at 0.1 m/s, while the calmest were 2023, 2024 and 2025, among others at 0.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.3°C | 27.6°C | 27.3°C | 28.1°C | 28.6°C | +1.3°C |
| Avg High | 33.6°C | 33.8°C | 33.7°C | 34.3°C | 35.1°C | +1.5°C |
| Avg Low | 21.0°C | 21.3°C | 20.8°C | 21.8°C | 22.0°C | +1°C |
| Avg Rain | 126 mm | 105 mm | 123 mm | 110 mm | 120 mm | -6 mm |
July temperatures in Athens have risen by about 1.7°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 14.4°C (1983) to a record high of 43.7°C (2012).
Rainfall in July is a relatively wet time of year, averaging 117 mm, with a wettest year of 270 mm.
A good time to visit Athens
July is a good time to visit Athens, with days averaging 34°C and nights around 21.3°C (mean 27.7°C, warmer than Athens's yearly average) and higher rainfall. May and September 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 | 36.7°C | 29.7°C | 22.7°C | 40.2°C | 21.1°C | 90 mm | 65% | 0.1 m/s | 6.6 |
| 2024 | 35.2°C | 28.9°C | 22.6°C | 40.1°C | 20.2°C | 181 mm | 70% | 0.1 m/s | 5.8 |
| 2023 | 34.7°C | 28.2°C | 21.7°C | 39.2°C | 18.4°C | 94 mm | 70% | 0.1 m/s | 6.4 |
| 2022 | 35.2°C | 28.7°C | 22.1°C | 38.4°C | 19.4°C | 141 mm | 71% | 0.1 m/s | 6 |
| 2021 | 33.7°C | 27.4°C | 21.0°C | 38.0°C | 16.2°C | 139 mm | 72% | 0.1 m/s | 5.9 |
| 2020 | 35.0°C | 28.4°C | 21.9°C | 39.5°C | 19.2°C | 77 mm | 69% | 0.1 m/s | 6.4 |
| 2019 | 34.8°C | 28.3°C | 21.8°C | 37.6°C | 17.4°C | 80 mm | 67% | 0.1 m/s | 6.4 |
| 2018 | 32.8°C | 27.0°C | 21.3°C | 37.1°C | 17.1°C | 122 mm | 76% | 0.1 m/s | 6.2 |
| 2017 | 34.1°C | 27.9°C | 21.6°C | 39.2°C | 15.4°C | 82 mm | 74% | 0.1 m/s | 6.5 |
| 2016 | 36.2°C | 29.5°C | 22.7°C | 39.5°C | 21.3°C | 73 mm | 64% | 0.1 m/s | 6.5 |
| 2015 | 34.5°C | 28.2°C | 21.8°C | 38.6°C | 19.4°C | 98 mm | 71% | 0.1 m/s | 6.3 |
| 2014 | 33.4°C | 26.8°C | 20.2°C | 39.0°C | 15.1°C | 95 mm | 70% | 0.1 m/s | 6 |
| 2013 | 30.6°C | 25.9°C | 21.2°C | 36.5°C | 17.2°C | 250 mm | 84% | 0.1 m/s | 5.3 |
| 2012 | 35.6°C | 29.0°C | 22.5°C | 43.7°C | 21.0°C | 134 mm | 69% | 0.1 m/s | 6.2 |
| 2011 | 35.7°C | 29.2°C | 22.7°C | 39.4°C | 18.6°C | 75 mm | 67% | 0.1 m/s | 6.1 |
| 2010 | 35.7°C | 29.0°C | 22.3°C | 40.7°C | 16.9°C | 90 mm | 69% | 0.1 m/s | 6.6 |
| 2009 | 32.5°C | 26.2°C | 20.0°C | 35.7°C | 15.5°C | 87 mm | 69% | 0.1 m/s | 6.1 |
| 2008 | 34.5°C | 27.5°C | 20.4°C | 38.3°C | 15.5°C | 113 mm | 64% | 0.1 m/s | 6.2 |
| 2007 | 32.7°C | 26.5°C | 20.2°C | 35.4°C | 17.1°C | 118 mm | 68% | 0.1 m/s | 5.3 |
| 2006 | 35.7°C | 28.4°C | 21.1°C | 39.0°C | 15.7°C | 64 mm | 62% | 0.1 m/s | 6 |
| 2005 | 32.1°C | 27.0°C | 21.9°C | 40.6°C | 19.1°C | 234 mm | 81% | 0.1 m/s | 5.4 |
| 2004 | 33.8°C | 27.4°C | 21.1°C | 38.6°C | 16.4°C | 97 mm | 71% | 0.1 m/s | 6.4 |
| 2003 | 30.9°C | 25.9°C | 21.0°C | 34.3°C | 17.7°C | 224 mm | 82% | 0.1 m/s | 5.6 |
| 2002 | 35.8°C | 28.7°C | 21.7°C | 39.5°C | 18.8°C | 75 mm | 64% | 0.1 m/s | 6 |
| 2001 | 33.4°C | 26.8°C | 20.1°C | 38.1°C | 15.5°C | 138 mm | 70% | 0.1 m/s | 5.9 |
| 2000 | 35.6°C | 28.2°C | 20.8°C | 39.4°C | 17.3°C | 85 mm | 60% | 0.1 m/s | 6.2 |
| 1999 | 35.3°C | 28.1°C | 20.9°C | 42.4°C | 15.8°C | 81 mm | 69% | 0.1 m/s | 6.1 |
| 1998 | 34.9°C | 28.5°C | 22.1°C | 39.7°C | 19.7°C | 65 mm | 69% | 0.1 m/s | 5.9 |
| 1997 | 33.7°C | 27.2°C | 20.7°C | 37.6°C | 16.4°C | 145 mm | 72% | 0.1 m/s | 6 |
| 1996 | 33.8°C | 27.2°C | 20.6°C | 38.2°C | 16.1°C | 87 mm | 69% | 0.1 m/s | 5.6 |
| 1995 | 35.3°C | 28.5°C | 21.6°C | 39.3°C | 17.9°C | 36 mm | 66% | 0.1 m/s | 6.2 |
| 1994 | 30.1°C | 25.3°C | 20.5°C | 33.8°C | 16.8°C | 206 mm | 83% | 0.1 m/s | 5.2 |
| 1993 🔥 | 37.7°C | 30.2°C | 22.7°C | 41.2°C | 18.2°C | 40 mm | 60% | 0.1 m/s | 6.5 |
| 1992 | 32.9°C | 27.2°C | 21.4°C | 38.4°C | 18.0°C | 115 mm | 74% | 0.1 m/s | 5.6 |
| 1991 | 31.3°C | 26.5°C | 21.7°C | 35.8°C | 19.0°C | 154 mm | 82% | 0.1 m/s | 5.5 |
| 1990 | 33.5°C | 27.2°C | 20.8°C | 39.4°C | 17.3°C | 125 mm | 67% | 0.1 m/s | 6.1 |
| 1989 | 30.5°C | 25.7°C | 21.0°C | 35.3°C | 17.7°C | 215 mm | 83% | 0.1 m/s | 5.3 |
| 1988 | 35.1°C | 27.9°C | 20.7°C | 40.8°C | 15.1°C | 83 mm | 60% | 0.1 m/s | 5.5 |
| 1987 | 34.4°C | 27.6°C | 20.9°C | 39.3°C | 15.8°C | 76 mm | 68% | 0.1 m/s | 6.2 |
| 1986 | 37.5°C | 30.1°C | 22.6°C | 42.0°C | 17.6°C | 60 mm | 55% | 0.1 m/s | 6.2 |
| 1985 | 32.4°C | 26.3°C | 20.1°C | 37.1°C | 15.9°C | 176 mm | 73% | 0.1 m/s | 5.3 |
| 1984 ❄️ 🌧️ | 30.0°C | 24.8°C | 19.7°C | 36.6°C | 16.3°C | 270 mm | 81% | 0.1 m/s | 5.1 |
| 1983 | 34.8°C | 27.9°C | 21.0°C | 40.1°C | 14.4°C | 44 mm | 66% | 0.1 m/s | — |
| 1982 | 31.9°C | 26.6°C | 21.3°C | 35.1°C | 18.2°C | 136 mm | 78% | 0.1 m/s | — |
| 1981 | 36.0°C | 28.9°C | 21.7°C | 40.1°C | 17.5°C | 76 mm | 63% | 0.1 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 34°C with lows near 21.3°C (mean 27.7°C), based on 45 years of NASA POWER data.
July averages 117 mm of rainfall in Athens, a relatively wet time of year. The wettest on record was 270 mm in 1984.
The hottest July reached 43.7°C in 2012. The coldest dipped to 14.4°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 33°C to 35.1°C and overnight lows from 20.8°C to 22°C over the same span.
July is one of the warmer months of the year in Athens and a relatively wet time of year, so plan for around 34°C daytime highs and 21.3°C at night.
Not quite — July is the 12th coolest month in Athens, averaging 27.7°C.
For July in Athens, pack light, breathable clothing and sun protection, with typical highs of 34°C and lows of 21.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 70% — moderately humid.
Average wind speed in July is 0.1 m/s. The windiest July on record averaged 0.1 m/s (1981).
The wettest July on record was 1984 with 270 mm. On average, July sees 117 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 Athens 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.
