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

Grimsby in March

The short of it: Grimsby in March averages a high of 5 °C (41 °F) and a low of -3 °C (28 °F), with 61 mm (2.4 in) of rain and about 11 h 48 min of daylight. Rated 2 of 5 for a visit; the best months are July and June. Source: TerraClimate climate normals, 1991–2020.

Average high 5° · low -3° · rain 61 mm · daylight 11 h 48 min

✦✦ Travel with care for a visit · best months: July & June

Thirty years of records give Grimsby an average March high of 5°, a low of -3° and some 61 mm of rain. Highs rise 5° against February, to near 5°; nights run about -3°. Wet spells are common — about 61 mm, the 11th wettest month. Snow lies on the ground; mind the passes.

The sun is up for about 11 h 48 min in mid-March, 81 minutes more than a month before.

For the traveller: pack a heavy coat, gloves and a scarf, and an oilskin besides. The Almanac rates March 2 of 5 for a visit; the finest months here are July and June.

Against its neighbours, Grimsby runs cooler than most and wetter than most in March. Stoney Creek, 16 km to the W, is 1° warmer by day.

March in Grimsby, by the numbers

Warmth rank
9th warmest of 12
Rain rank
11th wettest of 12
Versus February
5° warmer, 0.0 mm more rain
Versus April
7° colder
Day–night spread
7°
Snow season
Dec–Mar
Daylight, mid-month
11 h 48 min
Average wind
16 km/h

Neighbouring Towns

March averages · distance by the crow’s flight
TownDistanceHighLowRain
Stoney CreekOntario16 km W5°-2°57 mm
HamiltonOntario24 km WNW5°-3°55 mm
St. CatharinesOntario26 km E5°-2°52 mm
OakvilleOntario29 km NNW5°-3°52 mm
BurlingtonOntario30 km NW4°-4°56 mm
AncasterOntario34 km W4°-4°57 mm
WellandOntario35 km SE5°-3°59 mm
Niagara FallsOntario42 km ESE6°-3°59 mm

The Almanac · Grimsby Month by Month

Climate normals 1991–2020 · pick a month
PrecipitationAverage highAverage low
Travel with care
The Almanac Speaks
March
✦✦✦✦✦

Highs rise 5° against February, to near 5°; nights run about -3°. Wet spells are common — about 61 mm, the 11th wettest month. Snow lies on the ground; mind the passes.

Climate of Grimsby by month
MonthHighLowRainWindDaylightVisit
January-1°-7°71 mm18 km/h9 h 19 min✦
February0°-6°61 mm18 km/h10 h 27 min✦
March5°-3°61 mm16 km/h11 h 48 min✦✦
April12°3°84 mm16 km/h13 h 21 min✦✦
May18°8°79 mm13 km/h14 h 39 min✦✦✦
June24°14°83 mm12 km/h15 h 22 min✦✦✦
July26°17°68 mm11 km/h15 h 4 min✦✦✦✦
August26°17°79 mm11 km/h13 h 56 min✦✦✦
September22°13°74 mm12 km/h12 h 26 min✦✦✦
October15°7°70 mm14 km/h10 h 56 min✦✦✦
November8°2°67 mm16 km/h9 h 38 min✦✦
December3°-4°73 mm17 km/h9 h 0 min✦

Questions Readers Ask about Grimsby in March

Answered from the wire & the Almanac

What is the weather like in Grimsby in March?

Days average 5 °C (41 °F) and nights -3 °C (28 °F), with about 61 mm (2.4 in) of rain over the month. Highs rise 5° against February, to near 5°; nights run about -3°. Wet spells are common — about 61 mm, the 11th wettest month. Snow lies on the ground; mind the passes.

Is March a good time to visit Grimsby?

The Almanac gives March 2 of 5 (travel with care). The best months are July and June.

How long are the days in Grimsby in March?

In mid-March the sun is up for about 11 h 48 min. The days are lengthening — from 9 h 0 min in December to 15 h 22 min in June.

Does it snow in Grimsby in March?

Yes — snow usually lies on the ground in March.

What should I pack for Grimsby in March?

A heavy coat, gloves, a hat and a scarf, 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