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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 12°C (54°F), with a minimum drop to -4°C (25°F) and a maximum rise to 30°C (86°F). Expect roughly 140 mm (5.5 in) of precipitation spread over 14 days, contributing to a notable average humidity of 86%.

April Temperature in Athens

In April in Athens, the average temperature is 12°C (54°F), with maximums reaching 30°C (86°F) and minimums dropping as low as -4°C (25°F). This variation in temperature makes it essential for travelers to pack accordingly to enjoy their visit comfortably.

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 12°C (54°F), with highs reaching up to 30°C (86°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec343845546572777570594439
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 140 mm (5.5 in) over the course of 14 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 140 mm (5.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec8912511614014214811112410310783116
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 86%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities uncomfortable and travel challenging due to the heavy, muggy atmosphere.

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 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%87%82%84%82%73%74%81%89%86%
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 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check 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 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098653
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 Weather1°C (34°F)89 mm (3.5 inches)88%moderate
February Weather3°C (38°F)125 mm (4.9 inches)88%moderate
March Weather7°C (45°F)116 mm (4.5 inches)88%high
April Weather12°C (54°F)140 mm (5.5 inches)86%very high
May Weather18°C (65°F)142 mm (5.6 inches)82%very high
June Weather22°C (72°F)148 mm (5.8 inches)84%very high
July Weather25°C (77°F)111 mm (4.4 inches)82%very high
August Weather24°C (75°F)124 mm (4.9 inches)73%very high
September Weather21°C (70°F)103 mm (4.0 inches)73%very high
October Weather15°C (60°F)107 mm (4.2 inches)81%high
November Weather7°C (44°F)83 mm (3.3 inches)89%moderate
December Weather4°C (39°F)116 mm (4.6 inches)86%moderate

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