Guelph 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

Guelph 7-day weather forecast

created the forecast for Guelph, Ontario using data from . This week's high is 31 掳C on Sunday, while the low is 13 掳C on Tuesday. There are expected to be 3 sunny days and rain on 4 days this week.

There are currently no weather alerts.

Monday, August 3

- High of 24 掳C, low of 15 掳C (50% humidity)
- Sunny with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (22 km/h wind)
- Sunrise at 6:12 AM, sunset at 8:41 PM
1 / 6
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Tuesday, August 4

- High of 26 掳C, low of 13 掳C (41% humidity)
- Sunny with a 0% chance of snow
- Very high risk of harm from sun exposure (9 UV index)
- Light air (10 km/h wind)
- Sunrise at 6:13 AM, sunset at 8:40 PM
2 / 6
Marian Weyo // Shutterstock

Wednesday, August 5

- High of 29 掳C, low of 13 掳C (47% humidity)
- Sunny with a 0% chance of snow
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (14 km/h wind)
- Sunrise at 6:14 AM, sunset at 8:39 PM
- Last quarter moon
3 / 6
Jaromir Chalabala // Shutterstock

Thursday, August 6

- High of 27 掳C, low of 18 掳C (72% humidity)
- Partly cloudy with a 100% chance of rain (3 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (25 km/h wind)
- Sunrise at 6:15 AM, sunset at 8:37 PM
4 / 6
Andrew Lever // Shutterstock

Friday, August 7

- High of 24 掳C, low of 18 掳C (82% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Light air (8 km/h wind)
- Sunrise at 6:16 AM, sunset at 8:36 PM
5 / 6
ESOlex // Shutterstock

Saturday, August 8

- High of 29 掳C, low of 18 掳C (58% humidity)
- Partly cloudy with a 71% chance of rain (1 mm of rain)
- Light air (10 km/h wind)
- Sunrise at 6:18 AM, sunset at 8:35 PM
6 / 6
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Sunday, August 9

- High of 31 掳C, low of 18 掳C (45% humidity)
- Overcast with a 0% chance of snow
- Gentle breeze (34 km/h wind)
- Sunrise at 6:19 AM, sunset at 8:33 PM

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