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

Lammi Weather in May

Lammi in May

The short of it: Lammi in May averages a high of 16 °C (60 °F) and a low of 3 °C (38 °F), with 38 mm (1.5 in) of rain and about 17 h 23 min of daylight. Rated 4 of 5 for a visit; the best months are August and June. Source: TerraClimate climate normals, 1991–2020.

Average high 16° · low 3° · rain 38 mm · daylight 17 h 23 min

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

Thirty years of records give Lammi an average May high of 16°, a low of 3° and some 38 mm of rain. Highs rise 7° against April, to near 16°; nights run about 3°. Rain is modest, about 38 mm, the 9th wettest month. The snow cover usually melts away this month.

The sun is up for about 17 h 23 min in mid-May, 168 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 August and June.

Against its neighbours, Lammi runs about middling and wetter than most in May. Hollola, 23 km to the E, sees much the same highs.

May in Lammi, by the numbers

Warmth rank
4th warmest of 12
Rain rank
9th wettest of 12
Versus April
7° warmer, 9.0 mm more rain
Versus June
4° colder
Day–night spread
13°
Snow season
Nov–Apr
Daylight, mid-month
17 h 23 min
Average wind
10 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
HollolaPaijat-Hame23 km E16°4°38 mm
HollolaPaijat-Hame28 km ESE16°4°39 mm
AsikkalaPaijat-Hame30 km ENE15°4°37 mm
JanakkalaKanta-Häme30 km SW16°4°38 mm
HämeenlinnaKanta-Häme31 km WSW16°4°38 mm
HausjärviKanta-Häme34 km S16°4°38 mm
LahtiPaijat-Hame36 km ESE16°4°39 mm
TervakoskiKanta-Häme37 km SW16°4°38 mm

The Almanac · Lammi Month by Month

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

Highs rise 7° against April, to near 16°; nights run about 3°. Rain is modest, about 38 mm, the 9th wettest month. The snow cover usually melts away this month.

Climate of Lammi by month
MonthHighLowRainWindDaylightVisit
January-3°-9°41 mm10 km/h6 h 22 min✦✦
February-3°-10°33 mm10 km/h8 h 53 min✦✦
March2°-7°31 mm10 km/h11 h 33 min✦✦
April8°-2°29 mm10 km/h14 h 34 min✦✦✦
May16°3°38 mm10 km/h17 h 23 min✦✦✦✦
June20°8°68 mm10 km/h19 h 15 min✦✦✦✦
July22°11°75 mm9 km/h18 h 26 min✦✦✦
August20°9°68 mm8 km/h15 h 47 min✦✦✦✦
September14°5°51 mm9 km/h12 h 46 min✦✦✦
October7°1°62 mm10 km/h9 h 52 min✦✦
November2°-2°50 mm10 km/h7 h 7 min✦✦
December-1°-6°49 mm10 km/h5 h 33 min✦

Questions Readers Ask about Lammi in May

Answered from the wire & the Almanac

What is the weather like in Lammi in May?

Days average 16 °C (60 °F) and nights 3 °C (38 °F), with about 38 mm (1.5 in) of rain over the month. Highs rise 7° against April, to near 16°; nights run about 3°. Rain is modest, about 38 mm, the 9th wettest month. The snow cover usually melts away this month.

Is May a good time to visit Lammi?

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

How long are the days in Lammi in May?

In mid-May the sun is up for about 17 h 23 min. The days are lengthening — from 5 h 33 min in December to 19 h 15 min in June.

Does it snow in Lammi in May?

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

What should I pack for Lammi 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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