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

Si’umu in May

The short of it: Si’umu in May averages a high of 29 °C (85 °F) and a low of 23 °C (74 °F), with 236 mm (9.3 in) of rain and about 11 h 28 min of daylight. Rated 2 of 5 for a visit; the best months are July and August. Source: TerraClimate climate normals, 1991–2020.

Average high 29° · low 23° · rain 236 mm · daylight 11 h 28 min

✦✦ Travel with care for a visit · best months: July & August

May in Si’umu brings afternoons near 29° and nights around 23°, with about 236 mm of rain over the month. Much like April: highs about 29°, nights near 23°. Easy travelling weather. Wet spells are common — about 236 mm, the 9th wettest month.

The sun is up for about 11 h 28 min in mid-May, 20 minutes less than a month before.

For the traveller: pack linen, a wide hat and water, and an oilskin besides. The Almanac rates May 2 of 5 for a visit; the finest months here are July and August.

Against its neighbours, Si’umu runs warmer than most and drier than most in May. Saleilua, 9 km to the ESE, sees much the same highs.

May in Si’umu, by the numbers

Warmth rank
7th warmest of 12
Rain rank
9th wettest of 12
Versus April
1° colder, 12 mm less rain
Versus June
1° warmer
Day–night spread
6°
Snow season
seldom any
Daylight, mid-month
11 h 28 min
Average wind
11 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
Saleilua009 km ESE29°23°288 mm
LotofagāAtua9 km WNW29°23°246 mm
Vaovai0011 km ESE29°23°288 mm
MatautuAtua11 km ESE29°23°288 mm
MatavaiGaga'ifomauga14 km E29°23°286 mm
VailimaTuamasaga16 km N29°23°263 mm
TanugamanonoTuamasaga18 km N29°23°263 mm
Lauli’i0018 km NNE29°24°214 mm

The Almanac · Si’umu Month by Month

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

Much like April: highs about 29°, nights near 23°. Easy travelling weather. Wet spells are common — about 236 mm, the 9th wettest month.

Climate of Si’umu by month
MonthHighLowRainWindDaylightVisit
January30°24°452 mm12 km/h12 h 52 min✦✦
February30°24°389 mm12 km/h12 h 34 min✦✦
March30°24°327 mm9 km/h12 h 13 min✦✦
April30°24°248 mm10 km/h11 h 48 min✦✦
May29°23°236 mm11 km/h11 h 28 min✦✦
June29°23°191 mm13 km/h11 h 18 min✦✦✦
July28°23°249 mm13 km/h11 h 22 min✦✦✦
August28°23°164 mm14 km/h11 h 39 min✦✦✦
September29°23°227 mm14 km/h12 h 2 min✦✦✦
October29°23°349 mm13 km/h12 h 26 min✦✦
November30°23°330 mm11 km/h12 h 47 min✦✦
December30°24°426 mm12 km/h12 h 57 min✦✦

Questions Readers Ask about Si’umu in May

Answered from the wire & the Almanac

What is the weather like in Si’umu in May?

Days average 29 °C (85 °F) and nights 23 °C (74 °F), with about 236 mm (9.3 in) of rain over the month. Much like April: highs about 29°, nights near 23°. Easy travelling weather. Wet spells are common — about 236 mm, the 9th wettest month.

Is May a good time to visit Si’umu?

The Almanac gives May 2 of 5 (travel with care). The best months are July and August.

How long are the days in Si’umu in May?

In mid-May the sun is up for about 11 h 28 min. The days are shortening — from 11 h 18 min in June to 12 h 57 min in December.

Does it snow in Si’umu in May?

Hardly — May nights average 23 °C (74 °F), above freezing.

What should I pack for Si’umu in May?

Linen, a wide hat, sun cream and water, plus a good raincoat — it is a wet month.

More Towns in Samoa

All towns in Samoa →

Apia · Palauli · Vaitele · Asau · Mulifanua · Sale’imoa · Vaiusu · Siusega · Faleula · Vaimoso · Malie · Lauli’i

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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