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

Hamilton Weather in December

Hamilton in December

The short of it: Hamilton in December averages a high of 3 °C (37 °F) and a low of -3 °C (27 °F), with 65 mm (2.6 in) of rain and about 8 h 59 min of daylight. Rated 2 of 5 for a visit; the best months are September and June. Source: TerraClimate climate normals, 1991–2020.

Average high 3° · low -3° · rain 65 mm · daylight 8 h 59 min

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

Thirty years of records give Hamilton an average December high of 3°, a low of -3° and some 65 mm of rain. Highs fall 6° against November, to near 3°; nights run about -3°. Wet spells are common — about 65 mm, the 10th wettest month. The first lasting snow usually comes now.

The sun is up for about 8 h 59 min in mid-December, 38 minutes less than a month before.

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

Against its neighbours, Hamilton runs warmer than most and about as wet in December. Stoney Creek, 8 km to the ESE, sees much the same highs.

December in Hamilton, by the numbers

Warmth rank
10th warmest of 12
Rain rank
10th wettest of 12
Versus November
6° colder, 13 mm less rain
Versus January
3° warmer
Day–night spread
6°
Snow season
Dec–Mar
Daylight, mid-month
8 h 59 min
Average wind
17 km/h

Neighbouring Towns

December averages · distance by the crow’s flight
TownDistanceHighLowRain
Stoney CreekOntario8 km ESE3°-3°69 mm
AncasterOntario12 km WSW2°-4°68 mm
BurlingtonOntario15 km N2°-4°64 mm
OakvilleOntario26 km NNE3°-3°60 mm
MiltonOntario30 km N2°-5°62 mm
BrantfordOntario36 km WSW2°-5°60 mm
CambridgeOntario39 km WNW1°-5°68 mm
MississaugaOntario40 km NNE2°-4°59 mm

The Almanac · Hamilton Month by Month

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

Highs fall 6° against November, to near 3°; nights run about -3°. Wet spells are common — about 65 mm, the 10th wettest month. The first lasting snow usually comes now.

Climate of Hamilton by month
MonthHighLowRainWindDaylightVisit
January0°-7°66 mm17 km/h9 h 19 min✦
February1°-7°60 mm16 km/h10 h 27 min✦
March5°-3°55 mm15 km/h11 h 48 min✦✦
April12°3°78 mm15 km/h13 h 21 min✦✦
May19°9°83 mm13 km/h14 h 40 min✦✦✦
June25°14°77 mm11 km/h15 h 22 min✦✦✦
July27°17°78 mm11 km/h15 h 5 min✦✦✦
August26°17°78 mm10 km/h13 h 56 min✦✦✦
September23°13°78 mm12 km/h12 h 26 min✦✦✦
October15°7°74 mm14 km/h10 h 56 min✦✦
November9°2°78 mm15 km/h9 h 38 min✦
December3°-3°65 mm17 km/h8 h 59 min✦✦

Questions Readers Ask about Hamilton in December

Answered from the wire & the Almanac

What is the weather like in Hamilton in December?

Days average 3 °C (37 °F) and nights -3 °C (27 °F), with about 65 mm (2.6 in) of rain over the month. Highs fall 6° against November, to near 3°; nights run about -3°. Wet spells are common — about 65 mm, the 10th wettest month. The first lasting snow usually comes now.

Is December a good time to visit Hamilton?

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

How long are the days in Hamilton in December?

In mid-December the sun is up for about 8 h 59 min. These are the shortest days of the year; the longest, in June, last 15 h 22 min.

Does it snow in Hamilton in December?

Yes — snow usually lies on the ground in December.

What should I pack for Hamilton in December?

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
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