Check out the weather forecast for the next two weeks in Sarnia. Detailed daily weather will help you plan ahead for sunny, cloudy, rainy, or cold days!

Day 1: Tuesday, March 18, 2025

Weather: Increasing cloudiness

High Temperature: 8°C

Low Temperature: 1°C

Wind Speed: 20 km/h

Precipitation Chance: 3%

Humidity: 59%

UV Index: 0 Low

Sunrise Time: 7:35 am

Sunset Time: 7:39 pm

Description: Today's weather is Increasing cloudiness,But it feels like 5°C.

Day 2: Wednesday, March 19, 2025

Weather: Mostly cloudy

High Temperature: 8°C

Low Temperature: 3°C

Wind Speed: 23 km/h

Precipitation Chance: 50%

Humidity: 82%

UV Index: 3 Moderate

Sunrise Time: 7:33 am

Sunset Time: 7:41 pm

Description: Today's weather is Mostly cloudy,But it feels like 5°C.

Day 3: Thursday, March 20, 2025

Weather: Tons of rain. Overcast

High Temperature: 6°C

Low Temperature: 2°C

Wind Speed: 34 km/h

Precipitation Chance: 96%

Humidity: 98%

UV Index: 0 Low

Sunrise Time: 7:32 am

Sunset Time: 7:42 pm

Description: Today's weather is Tons of rain. Overcast,But it feels like -1°C.

Day 4: Friday, March 21, 2025

Weather: Cloudy

High Temperature: 6°C

Low Temperature: 1°C

Wind Speed: 11 km/h

Precipitation Chance: 50%

Humidity: 84%

UV Index: 0 Low

Sunrise Time: 7:30 am

Sunset Time: 7:43 pm

Description: Today's weather is Cloudy,But it feels like 1°C.

Day 5: Saturday, March 22, 2025

Weather: Showers late. Cloudy

High Temperature: 6°C

Low Temperature: 1°C

Wind Speed: 23 km/h

Precipitation Chance: 73%

Humidity: 80%

UV Index: 3 Moderate

Sunrise Time: 7:28 am

Sunset Time: 7:44 pm

Description: Today's weather is Showers late. Cloudy,But it feels like -1°C.

Day 6: Sunday, March 23, 2025

Weather: Light rain late. Overcast

High Temperature: 6°C

Low Temperature: 2°C

Wind Speed: 11 km/h

Precipitation Chance: 64%

Humidity: 84%

UV Index: 3 Moderate

Sunrise Time: 7:26 am

Sunset Time: 7:45 pm

Description: Today's weather is Light rain late. Overcast,But it feels like 2°C.

Day 7: Monday, March 24, 2025

Weather: Mostly cloudy

High Temperature: 6°C

Low Temperature: 0°C

Wind Speed: 19 km/h

Precipitation Chance: 51%

Humidity: 70%

UV Index: 3 Moderate

Sunrise Time: 7:25 am

Sunset Time: 7:46 pm

Description: Today's weather is Mostly cloudy,But it feels like 2°C.

Day 8: Tuesday, March 25, 2025

Weather: Sprinkles. Overcast

High Temperature: 15°C

Low Temperature: 6°C

Wind Speed: 41 km/h

Precipitation Chance: 59%

Humidity: 74%

UV Index: 0 Low

Sunrise Time: 7:23 am

Sunset Time: 7:48 pm

Description: Today's weather is Sprinkles. Overcast,But it feels like 13°C.

Day 9: Wednesday, March 26, 2025

Weather: Showers late. Mostly cloudy

High Temperature: 20°C

Low Temperature: 10°C

Wind Speed: 34 km/h

Precipitation Chance: 59%

Humidity: 63%

UV Index: 3 Moderate

Sunrise Time: 7:21 am

Sunset Time: 7:49 pm

Description: Today's weather is Showers late. Mostly cloudy,But it feels like 18°C.

Day 10: Thursday, March 27, 2025

Weather: Mostly sunny

High Temperature: 15°C

Low Temperature: -1°C

Wind Speed: 17 km/h

Precipitation Chance: 51%

Humidity: 50%

UV Index: 3 Moderate

Sunrise Time: 7:19 am

Sunset Time: 7:50 pm

Description: Today's weather is Mostly sunny,But it feels like 14°C.

Day 11: Friday, March 28, 2025

Weather: Isolated tstorms. Overcast

High Temperature: 18°C

Low Temperature: 9°C

Wind Speed: 23 km/h

Precipitation Chance: 52%

Humidity: 79%

UV Index: 3 Moderate

Sunrise Time: 7:18 am

Sunset Time: 7:51 pm

Description: Today's weather is Isolated tstorms. Overcast,But it feels like 18°C.

Day 12: Saturday, March 29, 2025

Weather: Icy mix early. Cloudy

High Temperature: 7°C

Low Temperature: 1°C

Wind Speed: 24 km/h

Precipitation Chance: 46%

Humidity: 68%

UV Index: 3 Moderate

Sunrise Time: 7:16 am

Sunset Time: 7:52 pm

Description: Today's weather is Icy mix early. Cloudy,But it feels like -1°C.

Day 13: Sunday, March 30, 2025

Weather: Mostly cloudy

High Temperature: 5°C

Low Temperature: 0°C

Wind Speed: 15 km/h

Precipitation Chance: 5%

Humidity: 66%

UV Index: 3 Moderate

Sunrise Time: 7:14 am

Sunset Time: 7:53 pm

Description: Today's weather is Mostly cloudy,But it feels like 1°C.

Day 14: Monday, March 31, 2025

Weather: Light snow early. Decreasing cloudiness

High Temperature: 5°C

Low Temperature: 1°C

Wind Speed: 28 km/h

Precipitation Chance: 72%

Humidity: 89%

UV Index: 3 Moderate

Sunrise Time: 7:12 am

Sunset Time: 7:55 pm

Description: Today's weather is Light snow early. Decreasing cloudiness,But it feels like 0°C.

Summary:

Over the next two weeks, Sarnia will experience a variety of weather conditions, including sunny days, rain, and cloudy weather. Sunrise and sunset times will gradually adjust with the changing season. Humidity will affect the comfort of the air, and the UV index will vary, impacting outdoor activities and the need for sun protection. Be sure to plan your activities based on the forecast!