nomadseason

October Weather in Harku, Estonia

Last updated: August 23, 2025

In Harku, Estonia, the average temperature in October hovers around 8°C (47°F). Temperatures can dip as low as -2°C (29°F) and reach a comfortable 17°C (63°F) at the higher end. Be prepared for 108 mm (4.2 in) of precipitation over approximately 18 days, contributing to a notably high average humidity of 90%.

October Temperature in Harku

In October in Harku, the average temperature is 8°C (47°F), with maximum temperatures reaching 17°C (63°F) and minimums dropping as low as -2°C (29°F). It's advisable to pack layers to stay comfortable while exploring the area.

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

The chart illustrates October temperature patterns in Harku, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harku, October typically has an average temperature of 8°C (47°F), with highs reaching up to 17°C (63°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec302833404960646355474032
Data source: Temperature data for Harku generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Harku

In Harku in October, the precipitation amount is 108 mm (4.2 in) spread over 18 days.

October Precipitation Trends in Harku

The chart displays monthly precipitation patterns in Harku, 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 Harku, October typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec45494939525365101781086262
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Harku

In Harku in October, humidity is 90%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill enveloping you, making even short walks outside feel uncomfortable and heavy, as if the air is thick with moisture.

October Average Humidity in Harku

This chart illustrates the average monthly humidity levels in Harku, 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 Harku is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%91%90%87%76%80%80%83%87%90%91%90%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Harku

In Harku in October, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Harku, you can visit Hourly UV Index in Harku.

Maximum UV Index Levels in Harku for October

The chart shows the monthly maximum UV Index (UVI) for Harku 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 Harku typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Harku 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 Harku Compares to Other Months

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

This table compares monthly weather conditions in Harku, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)45 mm (1.8 inches)92%low
February Weather-2°C (29°F)49 mm (1.9 inches)91%low
March Weather0°C (33°F)48 mm (1.9 inches)90%moderate
April Weather4°C (40°F)39 mm (1.5 inches)87%moderate
May Weather9°C (49°F)52 mm (2.0 inches)76%moderate
June Weather16°C (60°F)53 mm (2.1 inches)80%high
July Weather18°C (65°F)65 mm (2.6 inches)80%high
August Weather17°C (63°F)101 mm (4.0 inches)83%moderate
September Weather13°C (56°F)78 mm (3.1 inches)87%moderate
October Weather8°C (47°F)108 mm (4.2 inches)90%low
November Weather4°C (40°F)62 mm (2.4 inches)91%low
December Weather0°C (33°F)62 mm (2.4 inches)90%low

Compare Harku's Climate with Cities Worldwide