Weather Forecast for Orillia

Ontario, Canada

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Partly cloudy

Current Weather - Orillia: 26°C

Ontario, Canada

Partly cloudy

Feels like 27°C

Wind

4 km/h NW

Humidity

58%

Pressure

1014 mb

UV Index

8

Visibility

14 km

Sunny

Sunny

Friday, July 10, 2026

High

30°C

Low

18°C

Rain Chance

11%

Hourly Forecast

Sunny 25°C
20:00
Sunny 24°C
21:00
Clear 23°C
22:00
Clear 22°C
23:00
Jul 11

Day Statistics

Maximum Wind

14 km/h

Humidity

72%

Precipitation

0 mm

UV Index

8

Visibility

8 km

Rain Chance

11%

Snow Chance

0%

Sun & Moon

Sunrise

05:42 AM

Sunset

09:03 PM

Moonrise

01:25 AM

Moonset

05:18 PM

Moon Phase

Waning Crescent

Moon Illumination

12%

Air Quality

PM2.5

6

μg/m³

PM10

6.2

μg/m³

NO₂

2.6

μg/m³

O₃

77.6

μg/m³

SO₂

0.3

μg/m³

CO

168.5

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

677.23

Diffuse Radiation

116.86

DNI

0

GTI

0

Weather Alerts

yellow advisory - fog - in effect

Owen Sound - Blue Mountains - Northern Grey County Jul 10, 10:34 AM - Jul 10, 02:29 PM
Severity: Moderate Urgency: Future

Near-zero visibility in fog is expected. Locally dense fog has developed but will dissipate this morning. ### Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.

Event: fog Certainty: Likely Category: Met

When to visit Orillia?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: July August September

January

☀️
-4°C
💧
11 Days of rain
❄️
Very heavy snowfall
🥶 Coldest month

February

☀️
-3°C
💧
8 Days of rain
❄️
Very heavy snowfall
🌵 Driest month

March

☀️
3°C
💧
9 Days of rain
❄️
Very heavy snowfall

April

☀️
11°C
💧
12 Days of rain
❄️
Very heavy snowfall

May

☀️
19°C
💧
13 Days of rain
❄️
No snowfall

June

☀️
24°C
💧
14 Days of rain
❄️
No snowfall
🌧 Wettest month,

July

☀️
26°C
💧
13 Days of rain
❄️
No snowfall
Best time to visit
🔥 Hottest month

August

☀️
25°C
💧
13 Days of rain
❄️
No snowfall
Best time to visit

September

☀️
21°C
💧
13 Days of rain
❄️
No snowfall
Best time to visit

October

☀️
13°C
💧
13 Days of rain
❄️
Moderate snowfall

November

☀️
6°C
💧
12 Days of rain
❄️
Very heavy snowfall

December

☀️
-1°C
💧
11 Days of rain
❄️
Very heavy snowfall