Aller Weather in May

May in Aller averages 17°C (63°F) during the day and 8°C (46°F) at night. Quite a bit of rainfall is typical this month, with around 121 mm (4.8 in) on average. An umbrella is a good idea.

Rainfall in Aller in May

Historically, the month has about 16 days of rain, averaging 121 mm (4.8 in) in total. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Aller in May

In May, expect moderate temperatures in Aller, with highs of 17°C (63°F) and lows of 8°C (46°F) at night. The difference between afternoon and evening temperatures is usually noticeable. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Aller in May

The month experiences a moderate amount of sunlight, with 168 hours of sunshine. This provides a nice balance between sunshine and clouds.

If your ideal day consists of dry skies and pleasant temperatures, July, August and September typically offer the best circumstances for Aller.

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For a detailed overview over the year and the best time to visit Spain, check out our Aller's climate page.

Aller Temperature in May

Min Temperature 8°C (46°F)  

Max Temperature 17°C (63°F)  

Chance of Rain 53%  

Precipitation 121 mm (4.8 in)  

Rainy days 16 days  

Humidity 78% *  

Sunshine 168 hours *  

Percentage Sunshine *  

* Data from: Oviedo, Spain (27 KM, 17 Miles).

What to Wear in Aller in May

For Aller in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Aller in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

5/10

Walking

5/10

Camping

3/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Spain, check out our Aller's climate page.

More climate data for Aller

Temperature Rainfall Sunshine Humidity

See the full Aller climate overview or explore weather in Spain.