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

Longueuil in May

The short of it: Longueuil in May averages a high of 19 °C (66 °F) and a low of 8 °C (46 °F), with 89 mm (3.5 in) of rain and about 14 h 53 min of daylight. Rated 3 of 5 for a visit; the best months are September and June. Source: TerraClimate climate normals, 1991–2020.

Average high 19° · low 8° · rain 89 mm · daylight 14 h 53 min

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

May in Longueuil brings afternoons near 19° and nights around 8°, with about 89 mm of rain over the month. Spring takes hold here: highs climb 8° from April to about 19°, with nights near 8°. Wet spells are common — about 89 mm, the 6th wettest month.

The sun is up for about 14 h 53 min in mid-May, 85 minutes more than a month before.

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

Against its neighbours, Longueuil runs about middling and about as wet in May. Le Vieux-Longueuil, 4 km to the NW, sees much the same highs.

May in Longueuil, by the numbers

Warmth rank
5th warmest of 12
Rain rank
6th wettest of 12
Versus April
8° warmer, 1.0 mm more rain
Versus June
5° colder
Day–night spread
11°
Snow season
Nov–Mar
Daylight, mid-month
14 h 53 min
Average wind
13 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
Le Vieux-LongueuilQuebec4 km NW19°8°88 mm
Saint-HubertQuebec4 km ESE19°7°90 mm
BrossardQuebec7 km S18°8°86 mm
Ville-MarieQuebec8 km WSW19°8°89 mm
Mercier–Hochelaga-MaisonneuveQuebec9 km NW20°8°92 mm
BouchervilleQuebec9 km NNE18°7°91 mm
Le Plateau-Mont-RoyalQuebec9 km W19°8°91 mm
MontréalQuebec9 km W19°8°93 mm

The Almanac · Longueuil Month by Month

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

Spring takes hold here: highs climb 8° from April to about 19°, with nights near 8°. Wet spells are common — about 89 mm, the 6th wettest month.

Climate of Longueuil by month
MonthHighLowRainWindDaylightVisit
January-5°-14°74 mm14 km/h9 h 4 min✦
February-3°-12°60 mm14 km/h10 h 19 min✦
March3°-7°72 mm14 km/h11 h 47 min✦
April11°1°88 mm14 km/h13 h 28 min✦✦
May19°8°89 mm13 km/h14 h 53 min✦✦✦
June24°13°99 mm11 km/h15 h 40 min✦✦✦
July27°16°94 mm11 km/h15 h 20 min✦✦✦
August26°16°97 mm10 km/h14 h 6 min✦✦✦
September22°11°87 mm11 km/h12 h 28 min✦✦✦
October14°5°102 mm13 km/h10 h 50 min✦✦
November7°-1°87 mm13 km/h9 h 25 min✦
December0°-8°90 mm14 km/h8 h 43 min✦

Questions Readers Ask about Longueuil in May

Answered from the wire & the Almanac

What is the weather like in Longueuil in May?

Days average 19 °C (66 °F) and nights 8 °C (46 °F), with about 89 mm (3.5 in) of rain over the month. Spring takes hold here: highs climb 8° from April to about 19°, with nights near 8°. Wet spells are common — about 89 mm, the 6th wettest month.

Is May a good time to visit Longueuil?

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

How long are the days in Longueuil in May?

In mid-May the sun is up for about 14 h 53 min. The days are lengthening — from 8 h 43 min in December to 15 h 40 min in June.

Does it snow in Longueuil in May?

Hardly — May nights average 8 °C (46 °F), above freezing.

What should I pack for Longueuil in May?

Layers, a warm coat and stout boots, 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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