Weather tomorrow
°C °F
September 20, 2026
Sunday
14°
1.8 mm
15°
0.6 mm
18°
0 mm
17°
0 mm

The local weather in Sarnia tomorrow

Sunday, 20 September 2026

The weather tomorrow in Sarnia will be comfortable with temperatures around 18°C. During the evening and night time the temperatures will drop to 14°C.

For deep dive information check out our hourly weather forecast for tomorrow down the page.

Tomorrow's hourly weather in Sarnia

00:0003:0006:0009:0012:0015:0018:0021:00
Temperature14°C14°C14°C14°C15°C17°C18°C17°C
Weather
Patchy rain possible
Patchy rain possible
Light rain
Light rain
Light drizzle
Overcast
Overcast
Cloudy
Chance of rain37%33%82%81%69%17%15%10%
Precipitation0.1 mm0 mm1.9 mm1.8 mm0.6 mm0 mm0 mm0 mm
Humidity90%93%95%95%90%69%63%66%
Wind10Km/h12Km/h14Km/h20Km/h22Km/h24Km/h30Km/h29Km/h
Wind Gust14Km/h18Km/h16Km/h25Km/h29Km/h28Km/h33Km/h37Km/h
Wind Degree120°
102°
36°
39°
33°
25°
15°
39°
Wind DirectionESEESENENENNENNENNENE
Cloud Cover100%100%100%100%100%98%100%64%
UV Index00001100
Visibility10 Km10 Km9 Km9 Km2 Km10 Km10 Km10 Km

Sarnia tomorrow weather

Morning

The temperature in Sarnia tomorrow in the early morning is 14°C.

If you take into account factors such as wind, humidity and other weather conditions, the temperatures can feel like 13°C.

The chance of rain in Sarnia in the morning is 82%, and the wind will blow at 14km/h.

Noon

The temperature in Sarnia tomorrow at noon time is 15°C and it will feel like 13°C. The humidity will be around 90% with wind speed of 22km/h.

Evening

The temperature in Sarnia tomorrow's evening will get to 17°C.

The chance of rain in Sarnia in the evening time is 17%, with wind speed of 24km/h.

Night

The night temperature in Sarnia tomorrow is 17°C with a wind speed of 29km/h.

The weather in Sarnia tomorrow - FAQ

What is the weather tomorrow in Sarnia?
The wather forecast for tomorrow in Sarnia is mostly light rain.
What is tomorrow's highest and lowest temperature in Sarnia?
The temperature tomorrow in Sarnia will range between 14° and 18°.
Will it be raining tomorrow in Sarnia?
The chance of rain tomorrow in Sarnia is 82%.
Will it be windy tomorrow in Sarnia?
The wind will blow between 10 Km/h to 30 Km/h tomorrow in Sarnia.
How many hours of sunlight tomorrow in Sarnia?
There will be 0 hours of sun tomorrow in Sarnia.
What time is the sunrise and sunset tomorrow in Sarnia?
The sun will rise at 07:15 and set at 19:30.

Clothing recommendation for Sarnia

Sunday, 20 September 2026
Umbrella
Winter Hat
Coat

Sunrise and sunset time in Sarnia tomorrow

What time is the sunset and sunrise in Sarnia tomorrow? The sun will rise at 07:15 and will set at 19:30. There will be 0 hours of sunlight in Sarnia.

Sunrise
07:15
Sunset
19:30
More about the weather in Sarnia