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

Saint-Eustache in May

The short of it: Saint-Eustache in May averages a high of 19 °C (66 °F) and a low of 8 °C (46 °F), with 93 mm (3.7 in) of rain and about 14 h 53 min of daylight. Rated 3 of 5 for a visit; the best months are June and September. Source: TerraClimate climate normals, 1991–2020.

Average high 19° · low 8° · rain 93 mm · daylight 14 h 53 min

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

May in Saint-Eustache brings afternoons near 19° and nights around 8°, with about 93 mm of rain over the month. Highs rise 8° against April, to near 19°; nights run about 8°. Wet spells are common — about 93 mm, the 5th 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 June and September.

Against its neighbours, Saint-Eustache runs about middling and about as wet in May. Boisbriand, 8 km to the NE, sees much the same highs.

May in Saint-Eustache, by the numbers

Warmth rank
5th warmest of 12
Rain rank
5th wettest of 12
Versus April
8° warmer, 2.0 mm less 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
BoisbriandQuebec8 km NE19°8°93 mm
Pierrefonds-RoxboroQuebec9 km SE19°8°92 mm
Dollard-Des OrmeauxQuebec10 km SE19°8°90 mm
Sainte-ThérèseQuebec10 km NE19°8°94 mm
BlainvilleQuebec11 km N18°7°94 mm
PierrefondsQuebec12 km S18°8°91 mm
ChomedeyQuebec13 km ESE19°8°90 mm
Pointe-ClaireQuebec15 km SSE19°8°88 mm

The Almanac · Saint-Eustache Month by Month

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

Highs rise 8° against April, to near 19°; nights run about 8°. Wet spells are common — about 93 mm, the 5th wettest month.

Climate of Saint-Eustache by month
MonthHighLowRainWindDaylightVisit
January-5°-14°79 mm14 km/h9 h 4 min✦
February-4°-14°60 mm14 km/h10 h 19 min✦
March2°-7°70 mm14 km/h11 h 47 min✦
April10°1°95 mm14 km/h13 h 28 min✦✦
May19°8°93 mm13 km/h14 h 53 min✦✦✦
June24°13°103 mm11 km/h15 h 40 min✦✦✦
July27°16°90 mm11 km/h15 h 21 min✦✦✦
August26°15°98 mm10 km/h14 h 6 min✦✦✦
September22°11°82 mm10 km/h12 h 28 min✦✦✦
October14°5°104 mm13 km/h10 h 50 min✦✦
November6°-1°88 mm13 km/h9 h 25 min✦
December-1°-9°84 mm14 km/h8 h 43 min✦

Questions Readers Ask about Saint-Eustache in May

Answered from the wire & the Almanac

What is the weather like in Saint-Eustache in May?

Days average 19 °C (66 °F) and nights 8 °C (46 °F), with about 93 mm (3.7 in) of rain over the month. Highs rise 8° against April, to near 19°; nights run about 8°. Wet spells are common — about 93 mm, the 5th wettest month.

Is May a good time to visit Saint-Eustache?

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

How long are the days in Saint-Eustache 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 Saint-Eustache in May?

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

What should I pack for Saint-Eustache 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