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

Isojoki in May

The short of it: Isojoki in May averages a high of 14 °C (58 °F) and a low of 3 °C (38 °F), with 35 mm (1.4 in) of rain and about 17 h 40 min of daylight. Rated 4 of 5 for a visit; the best months are June and May. Source: TerraClimate climate normals, 1991–2020.

Average high 14° · low 3° · rain 35 mm · daylight 17 h 40 min

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

May in Isojoki brings afternoons near 14° and nights around 3°, with about 35 mm of rain over the month. Spring takes hold here: highs climb 6° from April to about 14°, with nights near 3°. Rain is modest, about 35 mm, the 11th wettest month. The snow cover usually melts away this month.

The sun is up for about 17 h 40 min in mid-May, 179 minutes more than a month before.

For the traveller: pack layers, a wool coat and stout boots. The Almanac rates May 4 of 5 for a visit; the finest months here are June and May.

Against its neighbours, Isojoki runs about middling and wetter than most in May. Honkajoki, 22 km to the SE, is 1° warmer by day.

May in Isojoki, by the numbers

Warmth rank
5th warmest of 12
Rain rank
11th wettest of 12
Versus April
6° warmer, 4.0 mm more rain
Versus June
4° colder
Day–night spread
11°
Snow season
Nov–Apr
Daylight, mid-month
17 h 40 min
Average wind
12 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
HonkajokiSatakunta22 km SE15°4°35 mm
KarijokiSouth Ostrobothnia25 km NNW14°3°35 mm
SiikainenSatakunta27 km SSW14°4°33 mm
KarviaSatakunta32 km E15°3°35 mm
KristinestadOstrobothnia35 km WNW12°4°32 mm
MerikarviaSatakunta37 km SW13°4°32 mm
KauhajokiSouth Ostrobothnia37 km NNE15°3°36 mm
KankaanpääSatakunta42 km SE15°4°34 mm

The Almanac · Isojoki Month by Month

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

Spring takes hold here: highs climb 6° from April to about 14°, with nights near 3°. Rain is modest, about 35 mm, the 11th wettest month. The snow cover usually melts away this month.

Climate of Isojoki by month
MonthHighLowRainWindDaylightVisit
January-1°-8°47 mm12 km/h6 h 3 min✦
February-2°-9°38 mm12 km/h8 h 44 min✦✦
March2°-7°36 mm12 km/h11 h 32 min✦✦
April9°-1°31 mm12 km/h14 h 41 min✦✦✦
May14°3°35 mm12 km/h17 h 40 min✦✦✦✦
June19°8°66 mm12 km/h19 h 44 min✦✦✦✦
July22°11°73 mm10 km/h18 h 49 min✦✦✦
August21°10°81 mm10 km/h15 h 58 min✦✦✦
September15°6°61 mm11 km/h12 h 48 min✦✦✦
October8°2°71 mm12 km/h9 h 46 min✦
November3°-2°65 mm12 km/h6 h 52 min✦✦
December0°-5°63 mm12 km/h5 h 9 min✦✦

Questions Readers Ask about Isojoki in May

Answered from the wire & the Almanac

What is the weather like in Isojoki in May?

Days average 14 °C (58 °F) and nights 3 °C (38 °F), with about 35 mm (1.4 in) of rain over the month. Spring takes hold here: highs climb 6° from April to about 14°, with nights near 3°. Rain is modest, about 35 mm, the 11th wettest month. The snow cover usually melts away this month.

Is May a good time to visit Isojoki?

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

How long are the days in Isojoki in May?

In mid-May the sun is up for about 17 h 40 min. The days are lengthening — from 5 h 9 min in December to 19 h 44 min in June.

Does it snow in Isojoki in May?

Hardly — May nights average 3 °C (38 °F), above freezing.

What should I pack for Isojoki 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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