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Weather in Sarnia for April 2025

Your guide to Sarnia weather in April - trends and predictions
  • In general, the average temperature in Sarnia at the beginning of April is 8.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 12.1 °C by the end of April.

  • Sarnia sees moderate rainfall in April, averaging 10 rainy days.

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Average dry days
20
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
15°/2°
Temperatures
Average wind speed
25 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Sarnia in April average weather

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Temperatures trend during April in Sarnia

See the weather trend as well as the moving average line

April weather day by day

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Date Weather Temperatures Rain Snow More
1 Apr. Light freezing rain
Light freezing rain
8° /1° 14.1 mm 0 cm
2 Apr. Overcast
Overcast
7° /0° 16.4 mm 0 cm
3 Apr. Moderate rain at times
Moderate rain at times
11° /2° 2 mm 0 cm
4 Apr. Moderate rain at times
Moderate rain at times
6° /2° 8.8 mm 0.7 cm
5 Apr. Moderate or heavy rain shower
Moderate or heavy rain shower
11° /3° 7.5 mm 0.5 cm
6 Apr. Partly cloudy
Partly cloudy
8° /1° 0.1 mm 0.1 cm
7 Apr. Partly cloudy
Partly cloudy
7° /0° 0.3 mm 0 cm
8 Apr. Partly cloudy
Partly cloudy
12° /3° 0.2 mm 0 cm
9 Apr. Sunny
Sunny
15° /4° 0.8 mm 0 cm
10 Apr. Overcast
Overcast
13° /4° 0 mm 0 cm
11 Apr. Partly cloudy
Partly cloudy
16° /7° 19.1 mm 0 cm
12 Apr. Partly cloudy
Partly cloudy
15° /7° 5 mm 0 cm
13 Apr. Sunny
Sunny
17° /7° 0 mm 0 cm
14 Apr. Overcast
Overcast
19° /7° 3.6 mm 0 cm
15 Apr. Overcast
Overcast
16° /7° 0 mm 0 cm
16 Apr. Moderate or heavy rain shower
Moderate or heavy rain shower
16° /7° 6.5 mm 0 cm
17 Apr. Patchy rain possible
Patchy rain possible
10° /4° 11.4 mm 0 cm
18 Apr. Light freezing rain
Light freezing rain
9° /4° 0.4 mm 0 cm
19 Apr. Overcast
Overcast
10° /3° 12.3 mm 0 cm
20 Apr. Overcast
Overcast
13° /4° 0.9 mm 0 cm
21 Apr. Moderate or heavy rain shower
Moderate or heavy rain shower
13° /4° 6.1 mm 0 cm
22 Apr. Moderate or heavy rain shower
Moderate or heavy rain shower
12° /3° 5.8 mm 0 cm
23 Apr. Patchy rain possible
Patchy rain possible
9° /4° 3.4 mm 0 cm
24 Apr. Patchy rain possible
Patchy rain possible
8° /0° 0.8 mm 0 cm
25 Apr. Patchy rain possible
Patchy rain possible
9° /0° 0.6 mm 0 cm
26 Apr. Patchy rain possible
Patchy rain possible
10° /2° 1.1 mm 0 cm
27 Apr. Partly cloudy
Partly cloudy
12° /1° 0 mm 0 cm
28 Apr. Moderate or heavy rain shower
Moderate or heavy rain shower
14° /7° 11.4 mm 0 cm
29 Apr. Patchy rain possible
Patchy rain possible
18° /10° 6 mm 0 cm
30 Apr. Moderate or heavy rain shower
Moderate or heavy rain shower
14° /7° 4.1 mm 0 cm
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Important Notice
Our weather forecast for Sarnia in April is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sarnia forecast closer to your planned date for the most up-to-date weather information.

Sarnia in April - FAQ

What are the expected maximum and minimum temperatures in Sarnia during April?
Prepare for cooler days with highs just around 15° and colder nights, dipping below 2°.
How much rainfall should be expected in Sarnia during April?
Significant rainfall exceeding 297.4 mm is expected in Sarnia during April, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Sarnia during April?
Sarnia experiences an average snowfall of 2.5 cm during April, occurring over 0 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Sarnia during April?
The average wind speed in Sarnia during April is 25 km/h, suggesting breezy to windy conditions, depending on your activities.

April rainfall patterns in Sarnia

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April snowfall in Sarnia

Track daily snowfall levels and discover Sarnia’s snowy potential this April ❄️

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Location coordinates Where is Sarnia?

Get accurate weather forecasts for Sarnia, located at latitude 42.979 and longitude -82.404. Stay updated with localized weather information tailored for Sarnia.

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