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

Seirō in May

The short of it: Seirō in May averages a high of 22 °C (71 °F) and a low of 13 °C (55 °F), with 96 mm (3.8 in) of rain and about 14 h 12 min of daylight. Rated 3 of 5 for a visit; the best months are May and June. Source: TerraClimate climate normals, 1991–2020.

Average high 22° · low 13° · rain 96 mm · daylight 14 h 12 min

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

Thirty years of records give Seirō an average May high of 22°, a low of 13° and some 96 mm of rain. Highs rise 5° against April, to near 22°; nights run about 13°. It is the driest month of the year, only 96 mm of rain.

The sun is up for about 14 h 12 min in mid-May, 64 minutes more than a month before.

For the traveller: pack light clothes and a jacket for the evening, and an oilskin besides. The Almanac rates May 3 of 5 for a visit; it is the best month of the year to come.

Against its neighbours, Seirō runs warmer than most and about as wet in May. Shibata, 8 km to the ESE, sees much the same highs.

May in Seirō, by the numbers

Warmth rank
5th warmest of 12
Rain rank
12th wettest of 12
Versus April
5° warmer, 15 mm less rain
Versus June
3° colder
Day–night spread
9°
Snow season
Jan–Feb
Daylight, mid-month
14 h 12 min
Average wind
13 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
ShibataNiigata8 km ESE22°13°98 mm
SuibaraNiigata15 km S22°13°94 mm
TainaiNiigata16 km NE21°12°99 mm
AganoNiigata17 km S22°13°94 mm
Kameda-honchōNiigata18 km SW21°13°92 mm
NiigataNiigata20 km WSW21°12°89 mm
Niitsu-honchōNiigata23 km SSW21°12°92 mm
GosenNiigata29 km SSW21°12°94 mm

The Almanac · Seirō Month by Month

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

Highs rise 5° against April, to near 22°; nights run about 13°. It is the driest month of the year, only 96 mm of rain.

Climate of Seirō by month
MonthHighLowRainWindDaylightVisit
January5°-1°215 mm17 km/h9 h 48 min✦
February5°-1°142 mm16 km/h10 h 44 min✦
March10°2°129 mm15 km/h11 h 51 min✦✦
April17°7°111 mm15 km/h13 h 8 min✦✦✦
May22°13°96 mm13 km/h14 h 12 min✦✦✦
June25°17°127 mm11 km/h14 h 47 min✦✦✦
July29°22°198 mm12 km/h14 h 33 min✦✦✦
August30°23°129 mm12 km/h13 h 37 min✦✦
September26°19°157 mm12 km/h12 h 22 min✦✦✦
October21°12°179 mm13 km/h11 h 8 min✦✦✦
November15°7°204 mm14 km/h10 h 3 min✦✦
December8°2°267 mm16 km/h9 h 32 min✦

Questions Readers Ask about Seirō in May

Answered from the wire & the Almanac

What is the weather like in Seirō in May?

Days average 22 °C (71 °F) and nights 13 °C (55 °F), with about 96 mm (3.8 in) of rain over the month. Highs rise 5° against April, to near 22°; nights run about 13°. It is the driest month of the year, only 96 mm of rain.

Is May a good time to visit Seirō?

The Almanac gives May 3 of 5 (fair). It is the best month of the year to visit.

How long are the days in Seirō in May?

In mid-May the sun is up for about 14 h 12 min. The days are lengthening — from 9 h 32 min in December to 14 h 47 min in June.

Does it snow in Seirō in May?

Hardly — May nights average 13 °C (55 °F), above freezing.

What should I pack for Seirō in May?

Light clothes and a jacket for the evening, 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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