nomadseason

October Weather in Altona, United States

Last updated: June 24, 2025

In October, the average temperature in Altona, United States hovers around 9°C (49°F). However, don’t be surprised if the temperature swings; it can dip as low as -6°C (21°F) or rise to a balmy 27°C (81°F). Expect about 143 mm (5.6 in) of precipitation spread over 14 days, contributing to an average humidity level of 86%.

October Temperature in Altona

In October in Altona, the average temperature is 9°C (49°F). The maximum can reach 27°C (81°F), and the minimum can be as low as -6°C (21°F). Travelers should be prepared for a wide range of temperatures, making layering clothing essential for comfort during their visit.

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

The chart illustrates October temperature patterns in Altona, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Altona, October typically has an average temperature of 9°C (49°F), with highs reaching up to 27°C (81°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec182129425665706860493424
Data source: Temperature data for Altona 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 Altona

In Altona in October, the total precipitation amount is 143 mm (5.6 in), spread over a duration of 14 days.

October Precipitation Trends in Altona

The chart displays monthly precipitation patterns in Altona, 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 Altona, October typically receives around 143 mm (5.6 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec8587891191061211251177514311282
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Altona

In Altona in October, humidity is 86%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill in the air, making travel uncomfortable as the moisture clings to your skin and thickens the atmosphere, creating a sense of heaviness that can tire you quickly.

October Average Humidity in Altona

This chart illustrates the average monthly humidity levels in Altona, 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 Altona is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Altona

In Altona in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Altona.

Maximum UV Index Levels in Altona for October

The chart shows the monthly maximum UV Index (UVI) for Altona 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 Altona typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: Altona 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 Altona Compares to Other Months

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

This table compares monthly weather conditions in Altona, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (19°F)85 mm (3.3 inches)93%low
February Weather-6°C (21°F)87 mm (3.4 inches)92%moderate
March Weather-2°C (29°F)89 mm (3.5 inches)86%moderate
April Weather6°C (42°F)119 mm (4.7 inches)85%high
May Weather13°C (56°F)106 mm (4.2 inches)80%very high
June Weather18°C (65°F)121 mm (4.7 inches)74%very high
July Weather21°C (71°F)125 mm (4.9 inches)76%very high
August Weather20°C (69°F)117 mm (4.6 inches)75%very high
September Weather16°C (61°F)75 mm (2.9 inches)78%high
October Weather9°C (49°F)143 mm (5.6 inches)86%moderate
November Weather1°C (34°F)112 mm (4.4 inches)88%moderate
December Weather-4°C (25°F)82 mm (3.2 inches)89%low

Compare Altona's Climate with Cities Worldwide