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April Weather in Athens, United States

Last updated: June 24, 2025

In April, the average temperature in Athens, United States hovers around 9°C (49°F). You can expect a mild minimum of -4°C (25°F) and a warm maximum of 29°C (85°F). With 122 mm (4.8 in) of precipitation spread over about 13 days, the air tends to feel quite humid, with an average humidity of 84%. Stay prepared for varying weather if you're planning a visit!

April Temperature in Athens

In April in Athens, the average temperature is 9°C (49°F). Maximum temperatures can reach 29°C (85°F), while minimums can plunge to as low as -4°C (25°F). Be prepared for a wide range of weather conditions when traveling during this month.

April Weather in Athens: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Athens, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Athens, April typically has an average temperature of 9°C (49°F), with highs reaching up to 29°C (85°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec283137486069747366554133
Data source: Temperature data for Athens generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Athens

In Athens in April, the precipitation amount is 122 mm (4.8 in) recorded over a span of 13 days.

April Precipitation Trends in Athens

The chart displays monthly precipitation patterns in Athens, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Athens, April typically receives around 122 mm (4.8 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec6783761221037711696951319091
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Athens

In Athens in April, humidity is 84%. With an average temperature of 9°C (49°F), this humidity feels like a chilly embrace, making travel uncomfortable as the dampness seeps into your clothes and lingers in the air, leaving you feeling cool yet clammy.

April Average Humidity in Athens

This chart illustrates the average monthly humidity levels in Athens, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Athens is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%84%76%72%67%64%72%81%87%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Athens

In Athens in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Athens.

Maximum UV Index Levels in Athens for April

The chart shows the monthly maximum UV Index (UVI) for Athens in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Athens typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35681010997642
Data source: Athens April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Athens Compares to Other Months

Weather in Athens varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Athens, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Athens, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)67 mm (2.6 inches)89%moderate
February Weather0°C (31°F)83 mm (3.3 inches)88%moderate
March Weather3°C (37°F)76 mm (3.0 inches)86%high
April Weather9°C (49°F)122 mm (4.8 inches)84%very high
May Weather15°C (60°F)103 mm (4.0 inches)76%very high
June Weather20°C (69°F)77 mm (3.0 inches)72%very high
July Weather23°C (75°F)116 mm (4.6 inches)66%very high
August Weather23°C (73°F)96 mm (3.8 inches)64%very high
September Weather19°C (66°F)95 mm (3.7 inches)72%high
October Weather13°C (55°F)131 mm (5.2 inches)81%high
November Weather5°C (41°F)90 mm (3.6 inches)87%moderate
December Weather1°C (33°F)91 mm (3.6 inches)84%low

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