Hamilton weather in July 2025

Expect 27°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Hamilton in July. Check more long-term weather averages for Hamilton in July before you book your next holiday to Ontario in 2025/2026.

  • 27°C maximum daytime temperature in July in Hamilton27
    27°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in July in Hamilton9
    9 days with some rainfall
  • 16°C minimum night-time temperature in July in Hamilton16
    16°C min night temperature
  • 15 hours of daylight per day in July in Hamilton15
    15 hours of daylight per day
  • Moderate heat & humidity in July in HamiltonM
    Moderate heat & humidity
  • 74 mm monthly rainfall in July in Hamilton74
    74 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in July in Hamilton8
    8 (Very High) UV index
  • 19°C sea temperature in July in Hamilton19
    19°C sea temperature

More about Hamilton

Hamilton by month

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

Recommended for Ontario

  • Save up to 40% on holidays to select hotels & resorts
  • Book beach holidays, city breaks & tours in 2025/2026
  • Destinations across Europe, Americas, Asia, Africa & beyond

Expires at 23:59 on Friday 31st Jan 2025 · View all Travelbag offers

TravelbagHoliday deal finder

The July 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 / mm)  |  Imperial (°F / inches)

Back to top

More about Ontario

How hot is it in Hamilton in July?

Daytime temperatures usually reach 27°C in Hamilton in July with moderate heat and humidity, falling to 16°C at night.

How sunny is it in Hamilton in July?

There are normally 9 hours of bright sunshine each day in Hamilton in July - that's 61% of daylight hours.

How warm is the sea around Hamilton in July?

The average sea temperature around Hamilton in July is 19°C.

Does it rain in Hamilton in July?

There are usually 9 days with some rain in Hamilton in July and the average monthly rainfall is 74mm.

Hamilton July sunrise & sunset times

Browse the sunrise and sunset times for Hamilton in July 2025. Select a month to view Hamilton sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 04:43 20:03
Wednesday, 16th July 2025 04:54 19:56
Thursday, 31st July 2025 05:09 19:42

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^