Hamilton weather in January 2026

Expect daytime maximum temperatures of 28°F in Hamilton, Ontario in January based on long-term weather averages. There are 3 hours of sunshine per day on average with 12 days with some rainfall and typically 2.4 inches of rainfall in the month, which might fall as snow.

  • 28°F maximum daytime temperature in January in Hamilton28
    28°F max day temperature
  • 3 hours of sunshine per day
  • 12 days with some rainfall in January in Hamilton12
    12 days with some rainfall
  • 16°F minimum night-time temperature in January in Hamilton16
    16°F min night temperature
  • 9 hours of daylight per day in January in Hamilton9
    9 hours of daylight per day
  • No heat & humidity in January in Hamilton0
    No heat & humidity
  • 2.4 inches monthly rainfall in January in Hamilton2.4
    2.4 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Hamilton1
    1 (Low) UV index
  • 37°F sea temperature in January in Hamilton37
    37°F sea temperature

More about Hamilton

Hamilton by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ontario

Aer Lingus: Flights to Canada from £232.99

  • Save on flights from the UK to Toronto, Ontario, Canada
  • Fly from via Dublin from £232.99 return
  • No Aer Lingus promo code required
Go to Aer Lingus deal >>

View all Aer Lingus offers

The January weather guide for Ontario (Hamilton) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

Back to top

More about Ontario

How cold is it in Hamilton in January?

Daytime temperatures usually reach 28°F in Hamilton in January, falling to 16°F at night.

How sunny is it in Hamilton in January?

There are normally 3 hours of bright sunshine each day in Hamilton in January - that's 32% of daylight hours.

How warm is the sea around Hamilton in January?

The average sea temperature around Hamilton in January is 37°F.

Does it rain in Hamilton in January?

There are usually 12 days with some rain in Hamilton in January and the average monthly rainfall is 2.4 inches. Rain may fall as snow in this month.

Hamilton January sunrise & sunset times

Browse the sunrise and sunset times for Hamilton in January 2026. Select a month to view Hamilton sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:52 16:55
Friday, 16th January 2026 07:48 17:11
Saturday, 31st January 2026 07:36 17:30

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^