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

Belém Weather in May

Belém in May

The short of it: Belém in May averages a high of 22 °C (72 °F) and a low of 14 °C (58 °F), with 48 mm (1.9 in) of rain and about 14 h 16 min of daylight. Rated 4 of 5 for a visit; the best months are June and September. Source: TerraClimate climate normals, 1991–2020.

Average high 22° · low 14° · rain 48 mm · daylight 14 h 16 min

✦✦✦✦ Recommended for a visit · best months: June & September

May in Belém brings afternoons near 22° and nights around 14°, with about 48 mm of rain over the month. Much like April: highs about 22°, nights near 14°. Easy travelling weather. Rain is modest, about 48 mm, the 8th wettest month.

The sun is up for about 14 h 16 min in mid-May, 66 minutes more than a month before.

For the traveller: pack light clothes and a jacket for the evening. The Almanac rates May 4 of 5 for a visit; the finest months here are June and September.

Against its neighbours, Belém runs warmer than most and wetter than most in May. Alcântara, 2 km to the E, sees much the same highs.

May in Belém, by the numbers

Warmth rank
6th warmest of 12
Rain rank
8th wettest of 12
Versus April
3° warmer, 11 mm less rain
Versus June
3° colder
Day–night spread
8°
Snow season
seldom any
Daylight, mid-month
14 h 16 min
Average wind
15 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
AlcântaraLisbon2 km E22°14°48 mm
AlgésLisbon3 km W22°14°48 mm
Campo De OuriqueLisbon3 km NE22°14°51 mm
AlmadaSetúbal4 km SE23°14°48 mm
CaparicaSetúbal4 km S22°14°48 mm
PiedadeSetúbal4 km SE23°14°48 mm
Linda-a-VelhaLisbon5 km WNW22°14°51 mm
LisbonLisbon5 km NE23°14°52 mm

The Almanac · Belém Month by Month

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

Much like April: highs about 22°, nights near 14°. Easy travelling weather. Rain is modest, about 48 mm, the 8th wettest month.

Climate of Belém by month
MonthHighLowRainWindDaylightVisit
January15°8°79 mm13 km/h9 h 44 min✦✦
February16°9°62 mm14 km/h10 h 42 min✦✦✦✦
March19°11°54 mm15 km/h11 h 50 min✦✦✦✦
April20°12°59 mm15 km/h13 h 10 min✦✦✦✦
May22°14°48 mm15 km/h14 h 16 min✦✦✦✦
June25°16°14 mm15 km/h14 h 51 min✦✦✦✦✦
July27°18°3.0 mm17 km/h14 h 37 min✦✦✦✦✦
August28°18°6.0 mm15 km/h13 h 40 min✦✦✦✦✦
September26°17°35 mm13 km/h12 h 23 min✦✦✦✦✦
October22°15°84 mm13 km/h11 h 6 min✦✦✦
November18°12°110 mm13 km/h10 h 0 min✦✦✦
December16°10°104 mm14 km/h9 h 28 min✦✦

Questions Readers Ask about Belém in May

Answered from the wire & the Almanac

What is the weather like in Belém in May?

Days average 22 °C (72 °F) and nights 14 °C (58 °F), with about 48 mm (1.9 in) of rain over the month. Much like April: highs about 22°, nights near 14°. Easy travelling weather. Rain is modest, about 48 mm, the 8th wettest month.

Is May a good time to visit Belém?

The Almanac gives May 4 of 5 (recommended). The best months are June and September.

How long are the days in Belém in May?

In mid-May the sun is up for about 14 h 16 min. The days are lengthening — from 9 h 28 min in December to 14 h 51 min in June.

Does it snow in Belém in May?

Hardly — May nights average 14 °C (58 °F), above freezing.

What should I pack for Belém in May?

Light clothes and a jacket for the evening.

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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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