Onís, Spain — Weather in March 2027

Climate Overview

Onís, Spain in March has mild conditions, with highs averaging 13.7°C (57°F) and noticeably cooler mornings. Rain falls on about 16 days this month, totalling around 121 mm. Sea temperature stays cool at 13.7°C (57°F).

This month falls at the beginning of Spring.

Daily highs in March gradually rise from around 13°C (55°F) at the start to 15°C (60°F) by month's end.

March sees fairly even rainfall, totalling about 121 mm across the month.

Expect around 8.5h of sunshine at the start of March, increasing to 10.1h by the end.

Wind speeds ease off through the month, from 21 km/h (13 mph) to 17 km/h (11 mph).

The warmest days tend to fall around the 30th, averaging 15.6°C (60°F).

Compared to February, this month is about 1°C warmer with 3 more rainy days.

Monthly March Averages

Temperature

14°C / 7°C

Feels Like

12°C / 4°C

Rain

16 days · 121 mm

Sunshine

9.3h / day

Humidity

80% — Very Humid

Wind

18 km/h

Wind Direction

NE (34°)

Gusts

39 km/h

Daylight

12 h

Cloud Cover

66%

Clear Sky Days

1.9

UV Index

4.3 — Moderate

Sea Temperature

14°C

Dew Point

7°C — Dry

Moon Phase

First Quarter · 46%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

HighLow

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 07:34

Daylight 11.9h

Sunset 19:27

What to Expect

Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Wet weather can spread across much of the day, so it is best to keep outdoor plans flexible.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	12°C / 6°C	9°C / 3°C	15days (144 mm) Wet	6.2h Fair	81% Humid	2.1 Moderate	Poor	View Details
February	13°C / 6°C	11°C / 3°C	13days (118 mm) Wet	7.5h Good	81% Humid	2.8 Moderate	Fair	View Details
March	14°C / 7°C	12°C / 4°C	16days (121 mm) Wet	9.3h Good	80% Humid	4.3 Moderate	Fair	View Details
April	15°C / 9°C	14°C / 7°C	14days (105 mm) Wet	10.5h Excellent	81% Humid	5.7 High	Good	View Details
May	17°C / 11°C	18°C / 10°C	15days (104 mm) Wet	11.6h Excellent	83% Humid	6.4 High	Good	View Details
June best	20°C / 15°C	21°C / 14°C	15days (124 mm) Wet	11.4h Excellent	86% Very Muggy	6.3 High	Good	View Details
July best	22°C / 16°C	24°C / 17°C	12days (65 mm) Wet	12.1h Excellent	85% Humid	6.8 High	Excellent	View Details
August best	22°C / 17°C	25°C / 18°C	11days (77 mm) Wet	11.4h Excellent	85% Humid	6.1 High	Excellent	View Details
September best	21°C / 15°C	22°C / 15°C	14days (126 mm) Wet	10h Excellent	84% Humid	5 Moderate	Excellent	View Details
October best	19°C / 13°C	19°C / 12°C	13days (124 mm) Wet	8.3h Good	82% Humid	3.6 Moderate	Good	View Details
November	15°C / 9°C	13°C / 7°C	16days (186 mm) Wet	6.8h Fair	82% Humid	2.2 Moderate	Wet	View Details
December	13°C / 7°C	11°C / 5°C	15days (159 mm) Wet	5.8h Fair	82% Humid	1.8 Low	Poor	View Details

What to Wear

Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Layered clothingLight jacketUmbrellaWaterproof jacketWaterproof shoes

Frequently Asked Questions

Expand all

Is March a good time to visit Onís?

March is typically fair for visiting Onís, with average highs of 14°C (57°F) and around 16 rainy days. Onís, Spain in March has mild conditions, with highs averaging 13.7°C (57°F) and noticeably cooler mornings. Rain falls

Does it rain a lot in Onís in March?

Onís typically sees around 16 rainy days in March with 121 mm (4.8 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Onís in March?

Nights in Onís during March are cool at around 7°C (44°F). Bring a jacket or sweater for evenings.

What should I pack for Onís in March?

With highs of 14°C (57°F) and lows of 7°C (44°F) in March, we recommend: Layered clothing, Light jacket, Umbrella, Waterproof jacket, Waterproof shoes. Comfortable walking shoes are essential.

Is March among the best months weather-wise in Onís?

March is not the most favourable month weather-wise in Onís. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Onís in March?

The average UV index in Onís during March is 4 (moderate). Sunscreen and sunglasses are recommended during midday hours.

How many hours of daylight are there in Onís in March?

Onís gets approximately 12 hours of daylight per day in March, with around 9 hours of sunshine.

Does it snow in Onís in March?

Snow is uncommon in Onís during March based on 10-year climate averages.

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