Guelph Weather Conditions

Current Temperature Level

overcast
25°C
30°C18°C
Pleasant

Overcast

Feels Like 27°C

Chances of Rain4%

Unhealthy

155AQI

Humidity

69%

Nowovercast25°4%7 PMsunny25°5%8 PMsunny22°7%9 PMpartly cloudy21°15%10 PMpatchy rain possible20°35%11 PMclear19°9%12 AMclear17°10%1 AMclear16°14%2 AMclear15°14%3 AMclear14°16%4 AMclear14°17%5 AMclear13°18%6 AMsunny13°18%7 AMsunny14°14%8 AMpartly cloudy14°14%9 AMpartly cloudy16°11%10 AMsunny18°6%11 AMsunny19°4%12 PMsunny21°2%1 PMsunny22°1%2 PMsunny22°1%3 PMsunny23°1%4 PMsunny23°1%5 PMsunny23°1%
.

Skies may remain grey and overcast.

Last Updated: 2026-07-18 18:45 (Local Time)

Guelph Weather Parameters

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Guelph 10-Days Weather Forecast

See Monthly
Today18 Jul.


Sunny

Sunny

Clear Sky with temperature at 23 °C and humidity will be at 74% with 31.3 km/h winds.


temperature icon

30°C  /  18°C

temperature iconHumi.74 %
temperature iconPrec.0.66 mm


Sunrise icon

Sunrise

05:56 AM

15hrs 2min

Sunset icon

Sunset

08:58 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

ClearClear

19 °C

71 %

0

6.5 kmph /  SW

Feels Like IconFeels 14 °C

Temperature IconCover 4 %

Visibility IconVisibility 10 km

1 AM

Smoky hazeSmoky haze

19 °C

75 %

0

9 kmph /  SW

Feels Like IconFeels 14 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

2 AM

Smoky hazeSmoky haze

19 °C

70 %

0

10.4 kmph /  SW

Feels Like IconFeels 13 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

3 AM

Smoky hazeSmoky haze

18 °C

68 %

0

10.8 kmph /  SSW

Feels Like IconFeels 12 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

4 AM

Smoky hazeSmoky haze

18 °C

81 %

0

11.5 kmph /  SSW

Feels Like IconFeels 12 °C

Temperature IconCover 0 %

Visibility IconVisibility 8.5 km

5 AM

Smoky hazeSmoky haze

18 °C

91 %

0

11.9 kmph /  SW

Feels Like IconFeels 12 °C

Temperature IconCover 3 %

Visibility IconVisibility 4.3 km

6 AM

Smoky hazeSmoky haze

19 °C

91 %

0

11.5 kmph /  SW

Feels Like IconFeels 13 °C

Temperature IconCover 3 %

Visibility IconVisibility 4.7 km

7 AM

SunnySunny

20 °C

90 %

0.2

11.9 kmph /  SW

Feels Like IconFeels 14 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

8 AM

SunnySunny

23 °C

81 %

0.7

16.9 kmph /  SW

Feels Like IconFeels 16 °C

Temperature IconCover 4 %

Visibility IconVisibility 10 km

9 AM

Partly CloudyPartly Cloudy

25 °C

81 %

2.2

20.5 kmph /  WSW

Feels Like IconFeels 19 °C

Temperature IconCover 27 %

Visibility IconVisibility 10 km

10 AM

SunnySunny

28 °C

70 %

3.5

23 kmph /  WSW

Feels Like IconFeels 30 °C

Temperature IconCover 8 %

Visibility IconVisibility 9 km

11 AM

Partly CloudyPartly Cloudy

30 °C

63 %

5.2

26.3 kmph /  WSW

Feels Like IconFeels 33 °C

Temperature IconCover 34 %

Visibility IconVisibility 10 km

12 PM

Partly CloudyPartly Cloudy

30 °C

63 %

5.8

31.3 kmph /  WSW

Feels Like IconFeels 33 °C

Temperature IconCover 44 %

Visibility IconVisibility 10 km

1 PM

Patchy rain nearbyPatchy rain nearby

28 °C

73 %

5.9

31.3 kmph /  W

Feels Like IconFeels 32 °C

Temperature IconCover 81 %

Visibility IconVisibility 10 km

2 PM

SunnySunny

30 °C

65 %

3

27.4 kmph /  W

Feels Like IconFeels 33 °C

Temperature IconCover 22 %

Visibility IconVisibility 10 km

3 PM

Light DrizzleLight Drizzle

27 °C

74 %

4.5

31.3 kmph /  WNW

Feels Like IconFeels 30 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

4 PM

Patchy rain nearbyPatchy rain nearby

27 °C

66 %

2.7

27.7 kmph /  NW

Feels Like IconFeels 29 °C

Temperature IconCover 86 %

Visibility IconVisibility 10 km

5 PM

SunnySunny

28 °C

64 %

1.7

29.5 kmph /  WNW

Feels Like IconFeels 29 °C

Temperature IconCover 4 %

Visibility IconVisibility 10 km

6 PM

OvercastOvercast

25 °C

69 %

0.8

29.2 kmph /  WNW

Feels Like IconFeels 27 °C

Temperature IconCover 25 %

Visibility IconVisibility 9.7 km

7 PM

SunnySunny

25 °C

67 %

0.3

28.1 kmph /  NW

Feels Like IconFeels 16 °C

Temperature IconCover 9 %

Visibility IconVisibility 10 km

8 PM

SunnySunny

22 °C

73 %

0.1

24.8 kmph /  NW

Feels Like IconFeels 13 °C

Temperature IconCover 6 %

Visibility IconVisibility 10 km

9 PM

Partly CloudyPartly Cloudy

21 °C

81 %

0

22 kmph /  NW

Feels Like IconFeels 12 °C

Temperature IconCover 55 %

Visibility IconVisibility 10 km

10 PM

Patchy rain nearbyPatchy rain nearby

20 °C

81 %

0

22 kmph /  NNW

Feels Like IconFeels 12 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

11 PM

ClearClear

19 °C

79 %

0

19.1 kmph /  NNW

Feels Like IconFeels 11 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

Temp25 °C


ConditionOvercast


Humidity69 %

Feels27 °C


Cover25 %


Visibility9.7 km

Wind Speed & Dir.29.2 kmph /  WNW


UV0.8

Guelph 30-Days (July 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny36°22°
2
Sunny36°20°
3
Sunny34°20°
4
Sunny28°21°
5
Sunny30°18°
6
Sunny30°15°
7
Sunny30°18°
8
Sunny33°15°
9
Sunny29°17°
10
Sunny29°18°
11
Sunny29°16°
12
Sunny31°13°
13
Sunny34°13°
14
Sunny37°19°
15
Sunny33°19°
16
Sunny28°17°
17
Smoky haze32°14°
18Today
Sunny30°18°
19
Sunny23°12°
20
Sunny25°11°
21
Sunny28°14°
22
Patchy rain nearby20°11°
23
Sunny23°10°
24
Sunny26°11°
25
Patchy rain nearby23°13°
26
Rain Showers26°15°
27
Rain Showers26°16°
28
Rain Showers26°16°
29
Rain Showers25°16°
30
Heavy Rain25°15°
31
Heavy Rain25°15°

JulyWeather Overview

No. of days:

Sunny

Sunny

22

Cloudy

Cloudy

0

Rainy

Rainy

8

Snowy

Snowy

0


The monthly weather averages in Guelph consist of 22 sunny days, 0 cloudy days, 8 rainy days, and 0 snowy days.

Guelph's Locations Weather Conditions


Locations
Temp
Condition
Humi.
UV
Wind Speed & Direction
25 °C
overcastOvercast
69%
0.8

29.2 kmph /  WNW

25 °C
overcastOvercast
69%
0.8

29.2 kmph /  WNW

Canada's Hottest Cities - July 2026

Hottest
Coldest

Last Updated: 18 Jul 2026, 11:36 PM

City Weather Rankings

FAQs About Guelph Weather Conditions


1. What is the current temperature in Guelph today - 18 July 2026?

The current temperature in Guelph is 25°C, with a feels-like temperature of 27°C. Today's forecast shows a high of 30°C and a low of 18°C, giving a 12 degree swing through the day as of 06:45 PM 18 July 2026.

2. What are the current weather parameters in Guelph today?

Here is a complete overview of Guelph's current weather conditions as of 06:45 PM 18 July 2026: Condition : Overcast Temperature : 25°C Pleasant (Feels like 27°C) Humidity : 69% Wind Speed : 29.2 km/h from WNW (303 degrees), Gust 9.3 m/s UV Index : 0.8 (Low Air Pressure : 1005 mb Cloud Cover : 25% Visibility : 9.7 km Precipitation : 0 mm (36% chance of rain)

3. What is the 10-day weather forecast for Guelph from 06:45 PM 18 July 2026?

From 06:45 PM 18 July 2026, Guelph's 10-day forecast shows this trend: Today (Jul. 18) : Temp. 23°C, Hum. 74% and Sunny condition. Sunday (Jul. 19) : Temp. 18°C, Hum. 67% and Sunny condition. Monday (Jul. 20) : Temp. 18°C, Hum. 56% and Sunny condition. Tuesday (Jul. 21) : Temp. 20°C, Hum. 83% and Sunny condition. Wednesday (Jul. 22) : Temp. 16°C, Hum. 72% and Overcast condition. Thursday (Jul. 23) : Temp. 17°C, Hum. 63% and Sunny condition. Friday (Jul. 24) : Temp. 18°C, Hum. 52% and Sunny condition. Saturday (Jul. 25) : Temp. 17°C, Hum. 90% and Patchy rain nearby condition. Sunday (Jul. 26) : Temp. 21°C, Hum. 78% and Rain Showers condition. Monday (Jul. 27) : Temp. 21°C, Hum. 81% and Rain Showers condition.

4. Will it rain in Guelph today?

As of 06:45 PM 18 July 2026, there is a 5% chance of rainfall in Guelph later today around 2026-07-18 19:00. Current precipitation is 0 mm. Residents are advised to carry an umbrella before heading out.

5. What is the monthly weather forecast for Guelph in July 2026?

July 2026 in Guelph is forecast to have 22 sunny days, 8 rainy days, 0 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 10°C to highs of 37°C.

6. How does the weather in Guelph affect air quality?

Weather directly impacts air quality in Guelph. Calm winds, high humidity, fog, and high pressure trap pollutants near the ground, worsening AQI. Strong winds, rainfall, and low pressure help disperse them. Rising temperatures and UV levels intensify ozone and smog formation, while poor visibility signals elevated particulate matter. Monitoring weather alongside AQI gives the clearest picture of outdoor safety.