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October Weather in Etna, United States

Last updated: June 24, 2025

In Etna, United States, the average temperature in October hovers around 10°C (50°F). However, be prepared for a range, as temperatures may drop to a chilly -5°C (24°F) at their lowest and reach a warm 29°C (84°F) at the high end. Expect some rain, with 46 mm (1.8 in) of precipitation spread over 5 days, contributing to an average humidity of 72%.

October Temperature in Etna

In October in Etna, the average temperature is 10°C (50°F). Maximums can reach 29°C (84°F), and minimums can be as low as -5°C (24°F). This varied climate means travelers should prepare for a range of weather conditions during their visit.

October Weather in Etna: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Etna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Etna, October typically has an average temperature of 10°C (50°F), with highs reaching up to 29°C (84°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec353639455362716961504034
Data source: Temperature data for Etna 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.

October Precipitation in Etna

In Etna in October, the precipitation amount is 46 mm (1.8 in) recorded over a span of 5 days.

October Precipitation Trends in Etna

The chart displays monthly precipitation patterns in Etna, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Etna, October typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec161147120816320811224696120
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Etna

In Etna in October, humidity is 72%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that permeates your clothing, making outdoor exploration less comfortable and requiring extra layers to stay warm during your travels.

October Average Humidity in Etna

This chart illustrates the average monthly humidity levels in Etna, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Etna is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%82%81%79%70%60%62%72%87%86%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Etna

In Etna in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Etna, you can refer to this Hourly UV Index in Etna.

Maximum UV Index Levels in Etna for October

The chart shows the monthly maximum UV Index (UVI) for Etna in October, 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 October, the maximum UV index in Etna typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589111111109643
Data source: Etna October 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 October Weather in Etna Compares to Other Months

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

This table compares monthly weather conditions in Etna, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)161 mm (6.3 inches)86%moderate
February Weather2°C (36°F)147 mm (5.8 inches)85%moderate
March Weather4°C (39°F)120 mm (4.7 inches)85%very high
April Weather7°C (46°F)81 mm (3.2 inches)82%very high
May Weather12°C (53°F)63 mm (2.5 inches)81%extreme
June Weather17°C (62°F)20 mm (0.8 inches)79%extreme
July Weather22°C (71°F)8 mm (0.3 inches)70%extreme
August Weather21°C (69°F)11 mm (0.4 inches)60%very high
September Weather16°C (61°F)22 mm (0.9 inches)62%very high
October Weather10°C (50°F)46 mm (1.8 inches)72%high
November Weather4°C (40°F)96 mm (3.8 inches)87%moderate
December Weather1°C (34°F)120 mm (4.7 inches)86%moderate

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