Sarnia
Today
Today weather in Sarnia
Friday, 12th June 2026
23°
Patchy rain possible
Official weather alert: Heat Warning. Sarnia will experience a pleasantly warm today, reaching temperatures of up to 23 °C and cooling to about 17 °C in the evening. It'll be quite breezy in Sarnia Today with average wind speeds of 30 km/h. Intermittent light showers are likely, with about 3.12 mm expected.
23° / 17°
Temp
58%
Rain
30 km/h
Wind
73%
Humidity
Sarnia Weather Pages
Sarnia hourly forecast for today
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| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 05:50 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 21:08 | 22:00 | 23:00 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  |  |  |  | | |  |  |  | |  | | | | | | | | | | | | |  | | | Next |
| temperatures | 24.1° | 24.1° | 23.1° | 23.1° | 22.5° | 22.1° | Sunrise | 21.2° | 20.6° | 20.3° | 20.4° | 21.1° | 22.2° | 22° | 22.1° | 22.4° | 22.6° | 22.7° | 22.6° | 22.2° | 21.4° | 20.3° | 19.2° | Sunset | 18.3° | 17.5° | |
| feels like | 25.9° | 25.5° | 25.2° | 25.2° | 24.8° | 24.6° | 21.2° | 20.6° | 20.3° | 20.4° | 21.1° | 23.8° | 22° | 24.4° | 24.6° | 24.7° | 24.8° | 24.7° | 24.6° | 21.4° | 20.3° | 19.2° | 18.3° | 17.5° | |||
| wind speed | 17 km/h | 18 km/h | 15 km/h | 16 km/h | 26 km/h | 30 km/h | 28 km/h | 29 km/h | 28 km/h | 26 km/h | 25 km/h | 22 km/h | 23 km/h | 23 km/h | 24 km/h | 25 km/h | 24 km/h | 25 km/h | 21 km/h | 21 km/h | 21 km/h | 18 km/h | 17 km/h | 16 km/h | |||
| wind degree | 180° | 188° | 235° | 181° | 209° | 222° | 234° | 285° | 296° | 305° | 303° | 294° | 285° | 281° | 282° | 282° | 281° | 283° | 275° | 269° | 265° | 257° | 251° | 251° | |||
| wind direction | S | S | SW | S | SSW | SW | SW | WNW | WNW | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | WSW | WSW | WSW | |||
| Precipitation | 0 mm | 0 mm | 1.7 mm | 1.3 mm | 0.1 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 6% | 8% | 69% | 66% | 27% | 21% | 23% | 9% | 10% | 9% | 7% | 7% | 4% | 5% | 5% | 5% | 4% | 5% | 5% | 6% | 7% | 8% | 9% | 10% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 73% | 78% | 82% | 86% | 82% | 84% | 86% | 80% | 79% | 74% | 72% | 66% | 57% | 62% | 59% | 59% | 58% | 60% | 64% | 68% | 73% | 77% | 80% | 84% | |||
| dew point | 18.7° | 18.9° | 20° | 20.3° | 19.7° | 19.2° | 19.2° | 16.7° | 16.2° | 15.3° | 15.2° | 15° | 14.3° | 14.2° | 14° | 14.2° | 14.3° | 14.5° | 15.4° | 15.7° | 15.5° | 15° | 14.7° | 14.6° | |||
| visibility | 10 km | 14 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 0% | 75% | 82% | 73% | 79% | 64% | 78% | 2% | 19% | 30% | 20% | 34% | 11% | 23% | 29% | 24% | 19% | 21% | 8% | 10% | 7% | 4% | 0% | 0% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.9 | 2.2 | 4.1 | 6.2 | 8.1 | 9.1 | 8.9 | 7.8 | 6 | 3.9 | 2.1 | 0.9 | 0.2 | 0 | 0 | 0 |
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View of Sarnia today
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Weather in Sarnia today
The weather in Sarnia today is expected to be much warmer than usual, with a forecast temperature of 23 °C, compared to an average of 18.3 °C for 12th of June in recent years.
temperatures
23 °C
rain
3.1 mm
wind
30 km/h
UV
Very High
Sarnia daylight overview ☀️
Today in Sarnia, The sun rises at 05:50 and sets at 21:08, giving a total daylight duration of 15 hours and 18 minutes.
Quick links
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What to wear today in Sarnia? clothing recommendations
Stay comfortably stylish - your tailored guide for today's Sarnia forecast.
Long-sleeve shirt
Long pant
Closed-toe shoes
Light jacket
Umbrella
The weather today in Sarnia - FAQ
What is the maximum temperature for today in Sarnia?
The maximum temperature for today in Sarnia is expected to be 23° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain today in Sarnia? 🌧️
Yes, there is a 58% chance of rain in Sarnia today. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed today in Sarnia? 🌀
The wind in Sarnia is expected to blow at 30 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Sarnia today?
Given the forecast of 23 °C with a 58% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Sarnia today.
What is the sunrise and sunset time for Sarnia today?
The sun is expected to rise at 05:50 and set at 21:08 in Sarnia.
How accurate is the weather forecast Sarnia today? ✅
Sarnia weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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