Weather forecast for 10 days
Grimsby, Canada

Weather forecast for the weekend

Saturday, 21. Jun

Mostly Cloudy
5:36 am

9:03 pm
EDT
Mostly Cloudy
27°C / 22°C
  • Wind: 25km/h SSW
  • Humidity: 66%
  • Precip. probability: 21%
  • Precipitation: 0mm
  • UV index: 5
On Saturday, in Grimsby, expect a cloud-dominated atmosphere throughout.
Slight changes in temperature are anticipated, reaching a high of a moderately hot 27°C and decreasing to a low of a pleasant 22°C.
On Saturday, the forecast leans warmer as the expected high better matches July's average of 25.4°C.
Sunrise will be at 5:36 am and sunset at 9:03 pm; the daylight will last for 15h and 26min.

Sunday, 22. Jun

Sunny
5:37 am

9:03 pm
EDT
Sunny
29°C / 23°C
  • Wind: 22km/h SW
  • Humidity: 66%
  • Precip. probability: 23%
  • Precipitation: 0mm
  • UV index: 8
On Sunday, in Grimsby, sunshine is forecasted under mostly clear skies.
The temperature is predicted to oscillate between a maximum of a temperate 29°C and a minimum of a warm 23°C.
It will be hotter, as the maximum temperature reflects July's norm of 25.4°C instead of June's.
Sunrise will be at 5:37 am and sunset at 9:03 pm; the daylight will last for 15h and 26min.

Frequently asked questions

What is the weather forecast for Grimsby for Saturday?
On Saturday, gray skies will define the day.
What will be the maximum temperature on Saturday?
On Saturday, the highest temperature will be 27°C, while the lowest temperature will be 22°C.
What is the weather forecast for Grimsby for Sunday?
On Sunday, bright and sunny weather is expected.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 29°C, while the lowest temperature will be 23°C.
What is the weather forecast for Grimsby for the next ten days?
In Grimsby, a combination of dull, mostly clear and lightning-active weather is expected for the next ten days.
Will it rain in the next ten days?
Rain is anticipated on Wednesday, next Wednesday and Thursday in Grimsby. The days with the most rainfall will be Wednesday and next Thursday, with light precipitation of 5mm.
How hot will it be in the next ten days?
The maximum temperature will vary between 22°C and 31°C, as the minimum temperature will be between 15°C and 23°C.
Including the humidity's impact, the maximum feel-like temperature will vary between 22°C and 35°C.
What will be the hottest and the coldest days?
The hottest day will be Monday, with a maximum of 31°C. With a maximum temperature of 22°C, Thursday will be the coldest day.

Long-term weather forecast

Tue17.Jun
  • 26°C
  • 20°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 14km/h SE
  • Humidity: 78%
  • UV index: 7
  • Precip. probability: 5%
  • Precipitation: 2mm
  • 5:36 am 9:02 pm EDT
Wed18.Jun
  • 27°C
  • 20°C
Partly Cloudy
Partly Cloudy
  • Wind: 15km/h SW
  • Humidity: 76%
  • UV index: 8
  • Precip. probability: 20%
  • Precipitation: 5mm
  • 5:36 am 9:02 pm EDT
Thu19.Jun
  • 22°C
  • 15°C
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 28km/h WSW
  • Humidity: 75%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0mm
  • 5:36 am 9:02 pm EDT
Fri20.Jun
  • 25°C
  • 19°C
Partly Cloudy
Partly Cloudy
  • Wind: 16km/h WSW
  • Humidity: 67%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0mm
  • 5:36 am 9:03 pm EDT
Sat21.Jun
  • 27°C
  • 22°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 25km/h SSW
  • Humidity: 66%
  • UV index: 5
  • Precip. probability: 21%
  • Precipitation: 0mm
  • 5:36 am 9:03 pm EDT
Sun22.Jun
  • 29°C
  • 23°C
Sunny
Sunny
  • Wind: 22km/h SW
  • Humidity: 66%
  • UV index: 8
  • Precip. probability: 23%
  • Precipitation: 0mm
  • 5:37 am 9:03 pm EDT
Mon23.Jun
  • 31°C
  • 22°C
Sunny
Sunny
  • Wind: 24km/h SW
  • Humidity: 61%
  • UV index: 8
  • Precip. probability: 5%
  • Precipitation: 0mm
  • 5:37 am 9:03 pm EDT
Tue24.Jun
  • 30°C
  • 21°C
Mostly Sunny
Mostly Sunny
  • Wind: 21km/h SW
  • Humidity: 61%
  • UV index: 8
  • Precip. probability: 13%
  • Precipitation: 0mm
  • 5:37 am 9:03 pm EDT
Wed25.Jun
  • 24°C
  • 18°C
PM Thunderstorms
PM Thunderstorms
  • Wind: 17km/h WNW
  • Humidity: 72%
  • UV index: 8
  • Precip. probability: 39%
  • Precipitation: 3mm
  • 5:38 am 9:03 pm EDT
Thu26.Jun
  • 23°C
  • 18°C
PM Thunderstorms
PM Thunderstorms
  • Wind: 14km/h NNE
  • Humidity: 70%
  • UV index: 8
  • Precip. probability: 36%
  • Precipitation: 5mm
  • 5:38 am 9:03 pm EDT
During the ten-day period, overcast, bright and lightning-active weather is forecasted.
Rain is forecasted for Wednesday, next Wednesday and Thursday. The days with the most rainfall will be Wednesday and next Thursday, with light precipitation of 5mm.
Noticeable swings in temperature are expected in the coming days. Forecast highs will fluctuate between 22°C and 31°C, while there will be also a marked difference in overnight low temperatures, as the overnight lows will vary from 15°C to 23°C.
Expect the hottest day on Monday, with temperatures peaking at 31°C; with the highest temperature of 22°C, Thursday will be the coldest day.
Taking the humidity into consideration, the maximum feel-like temperature may increase and vary between 22°C and a torrid 35°C.
Updated: Jun 17, 2025 @ 12:38:04 UTC
Published by: Weather Atlas | About Us
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