October Weather in Hernani, Spain

Last updated: August 27, 2025

In October, the average temperature in Hernani, Spain hovers around 15°C (59°F), with daily variations ranging from a minimum of 5°C (41°F) to a pleasant maximum of 26°C (79°F). Visitors should prepare for approximately 135 mm (5.3 in) of precipitation over about 14 days, contributing to an average humidity level of 81%. Enjoy the refreshing atmosphere this season brings!

October Temperature in Hernani

In October in Hernani, the average temperature is 15°C (59°F). The maximum can reach 26°C (79°F), while the minimum can drop as low as 5°C (41°F). Be sure to pack layers to stay comfortable during your travels!

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

The chart illustrates October temperature patterns in Hernani, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hernani, October typically has an average temperature of 15°C (59°F), with highs reaching up to 26°C (79°F) and lows dropping to around 5°C (41°F).

Data source: Temperature data for Hernani generated using information from the Copernicus Climate Change Service.

October Precipitation in Hernani

In Hernani in October, the precipitation amount is 135 mm (5.3 in) over a period of 14 days.

October Precipitation Trends in Hernani

The chart displays monthly precipitation patterns in Hernani, 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 Hernani, October typically receives around 135 mm (5.3 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Hernani

In Hernani in October humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.

October Average Humidity in Hernani

This chart illustrates the average monthly humidity levels in Hernani, 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 Hernani is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Hernani

In Hernani 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 Hernani.

Maximum UV Index Levels in Hernani for October

The chart shows the monthly maximum UV Index (UVI) for Hernani 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 Hernani typically reaches 5, which falls under the moderate exposure category.

Data source: Hernani 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 Hernani Compares to Other Months

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

This table compares monthly weather conditions in Hernani, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	147 mm (5.8 inches)	86%	low
February Weather	9°C (49°F)	130 mm (5.1 inches)	85%	moderate
March Weather	10°C (51°F)	124 mm (4.9 inches)	82%	high
April Weather	12°C (54°F)	108 mm (4.3 inches)	81%	high
May Weather	14°C (58°F)	120 mm (4.7 inches)	80%	very high
June Weather	17°C (63°F)	135 mm (5.3 inches)	81%	very high
July Weather	19°C (67°F)	93 mm (3.7 inches)	80%	very high
August Weather	20°C (67°F)	95 mm (3.7 inches)	76%	very high
September Weather	18°C (65°F)	97 mm (3.8 inches)	75%	high
October Weather	15°C (59°F)	135 mm (5.3 inches)	81%	moderate
November Weather	11°C (52°F)	190 mm (7.5 inches)	85%	moderate
December Weather	9°C (49°F)	217 mm (8.5 inches)	87%	low