The Frontier Gazette & Almanack
“Fair Warning for Every Town Under the Sky” · Est. 1881
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Portosin Weather in May

Portosin in May

The short of it: Portosin in May averages a high of 19 °C (66 °F) and a low of 12 °C (54 °F), with 74 mm (2.9 in) of rain and about 14 h 37 min of daylight. Rated 3 of 5 for a visit; the best months are July and August. Source: TerraClimate climate normals, 1991–2020.

Average high 19° · low 12° · rain 74 mm · daylight 14 h 37 min

✦✦✦ Fair for a visit · best months: July & August

Thirty years of records give Portosin an average May high of 19°, a low of 12° and some 74 mm of rain. Much like April: highs about 19°, nights near 12°. Easy travelling weather. Wet spells are common — about 74 mm, the 8th wettest month.

The sun is up for about 14 h 37 min in mid-May, 77 minutes more than a month before.

For the traveller: pack layers, a wool coat and stout boots, and an oilskin besides. The Almanac rates May 3 of 5 for a visit; the finest months here are July and August.

Against its neighbours, Portosin runs about middling and drier than most in May. Porto do Son, 6 km to the SW, is 1° cooler by day.

May in Portosin, by the numbers

Warmth rank
5th warmest of 12
Rain rank
8th wettest of 12
Versus April
2° warmer, 21 mm less rain
Versus June
2° colder
Day–night spread
7°
Snow season
seldom any
Daylight, mid-month
14 h 37 min
Average wind
15 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
Porto do SonGalicia6 km SW19°12°72 mm
MurosGalicia9 km WNW19°12°67 mm
OutesGalicia10 km N19°11°82 mm
BoiroGalicia13 km SSE19°12°83 mm
RianxoGalicia16 km SE19°12°84 mm
A Pobra do CaramiñalGalicia17 km S19°13°81 mm
MazaricosGalicia20 km N18°10°83 mm
Santa Uxía de RibeiraGalicia23 km S19°12°79 mm

The Almanac · Portosin Month by Month

Climate normals 1991–2020 · pick a month
PrecipitationAverage highAverage low
Fair
The Almanac Speaks
May
✦✦✦✦✦

Much like April: highs about 19°, nights near 12°. Easy travelling weather. Wet spells are common — about 74 mm, the 8th wettest month.

Climate of Portosin by month
MonthHighLowRainWindDaylightVisit
January13°8°144 mm15 km/h9 h 22 min✦✦
February13°7°96 mm15 km/h10 h 29 min✦✦
March16°9°120 mm15 km/h11 h 48 min✦✦
April17°10°95 mm15 km/h13 h 20 min✦✦✦
May19°12°74 mm15 km/h14 h 37 min✦✦✦
June21°14°48 mm14 km/h15 h 19 min✦✦✦✦
July23°16°30 mm13 km/h15 h 1 min✦✦✦✦✦
August23°16°51 mm13 km/h13 h 54 min✦✦✦✦
September21°15°69 mm12 km/h12 h 25 min✦✦✦✦
October19°13°149 mm13 km/h10 h 57 min✦✦✦
November15°10°184 mm14 km/h9 h 40 min✦✦
December13°8°155 mm15 km/h9 h 3 min✦✦

Questions Readers Ask about Portosin in May

Answered from the wire & the Almanac

What is the weather like in Portosin in May?

Days average 19 °C (66 °F) and nights 12 °C (54 °F), with about 74 mm (2.9 in) of rain over the month. Much like April: highs about 19°, nights near 12°. Easy travelling weather. Wet spells are common — about 74 mm, the 8th wettest month.

Is May a good time to visit Portosin?

The Almanac gives May 3 of 5 (fair). The best months are July and August.

How long are the days in Portosin in May?

In mid-May the sun is up for about 14 h 37 min. The days are lengthening — from 9 h 3 min in December to 15 h 19 min in June.

Does it snow in Portosin in May?

Hardly — May nights average 12 °C (54 °F), above freezing.

What should I pack for Portosin in May?

Layers, a warm coat and stout boots, plus a good raincoat — it is a wet month.

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The Editor’s Remark

“Weather is the only news that never grows stale. Each morning the sky writes its own front page, and we at Wanted Weather are but its telegraph operators.”— J. Whitmore, Editor
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