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

Rumoi in May

The short of it: Rumoi in May averages a high of 16 °C (60 °F) and a low of 7 °C (44 °F), with 56 mm (2.2 in) of rain and about 14 h 43 min of daylight. Rated 3 of 5 for a visit; the best months are June and July. Source: TerraClimate climate normals, 1991–2020.

Average high 16° · low 7° · rain 56 mm · daylight 14 h 43 min

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

Thirty years of records give Rumoi an average May high of 16°, a low of 7° and some 56 mm of rain. Spring takes hold here: highs climb 6° from April to about 16°, with nights near 7°. Rain is modest, about 56 mm, the 11th wettest month.

The sun is up for about 14 h 43 min in mid-May, 80 minutes more than a month before.

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

Against its neighbours, Rumoi runs cooler than most and drier than most in May. Obirachō, 10 km to the NNE, is 1° cooler by day.

May in Rumoi, by the numbers

Warmth rank
5th warmest of 12
Rain rank
11th wettest of 12
Versus April
6° warmer, 1.0 mm more rain
Versus June
4° colder
Day–night spread
9°
Snow season
Dec–Mar
Daylight, mid-month
14 h 43 min
Average wind
15 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
ObirachōHokkaido10 km NNE15°7°56 mm
MashikeHokkaido13 km SW15°7°56 mm
HokuryūHokkaido28 km SE17°7°60 mm
NumataHokkaido28 km ESE17°7°60 mm
ChippubetsuHokkaido32 km SE17°7°61 mm
MoseushiHokkaido37 km SE17°7°60 mm
UryūHokkaido38 km SSE17°7°60 mm
FukagawaHokkaido41 km SE17°7°61 mm

The Almanac · Rumoi Month by Month

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

Spring takes hold here: highs climb 6° from April to about 16°, with nights near 7°. Rain is modest, about 56 mm, the 11th wettest month.

Climate of Rumoi by month
MonthHighLowRainWindDaylightVisit
January-1°-8°108 mm18 km/h9 h 15 min✦
February0°-8°79 mm17 km/h10 h 25 min✦
March4°-4°66 mm17 km/h11 h 48 min✦✦
April10°2°55 mm17 km/h13 h 23 min✦✦
May16°7°56 mm15 km/h14 h 43 min✦✦✦
June19°12°67 mm14 km/h15 h 27 min✦✦✦✦
July23°16°114 mm13 km/h15 h 9 min✦✦✦
August25°17°144 mm13 km/h13 h 59 min✦✦✦
September21°13°138 mm14 km/h12 h 26 min✦✦✦
October15°7°119 mm17 km/h10 h 55 min✦✦
November8°1°141 mm18 km/h9 h 34 min✦
December1°-5°146 mm19 km/h8 h 55 min✦

Questions Readers Ask about Rumoi in May

Answered from the wire & the Almanac

What is the weather like in Rumoi in May?

Days average 16 °C (60 °F) and nights 7 °C (44 °F), with about 56 mm (2.2 in) of rain over the month. Spring takes hold here: highs climb 6° from April to about 16°, with nights near 7°. Rain is modest, about 56 mm, the 11th wettest month.

Is May a good time to visit Rumoi?

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

How long are the days in Rumoi in May?

In mid-May the sun is up for about 14 h 43 min. The days are lengthening — from 8 h 55 min in December to 15 h 27 min in June.

Does it snow in Rumoi in May?

Hardly — May nights average 7 °C (44 °F), above freezing.

What should I pack for Rumoi in May?

Layers, a warm coat and stout boots.

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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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