St. Catharines
Today
Today weather in St. Catharines
Friday, 12th June 2026
30°
Patchy rain possible
Official weather alert: Squall Warning. St. Catharines will have a warm day Today with temperatures ascending to 30 °C and descending to around 17 °C after sunset. Strong winds are anticipated in St. Catharines Today, nearing 31 km/h. There's a slight chance of rain at 17%.
30° / 17°
Temp
17%
Rain
31 km/h
Wind
68%
Humidity
St. Catharines Weather Pages
St. Catharines hourly forecast for today
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| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 05:36 | 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 | 20:56 | 21:00 | 22:00 | 23:00 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | |  |  | | |  |  | | |  | | | | | | | |  | | | | Next |
| temperatures | 22.2° | 21.5° | 21° | 20.7° | 20.8° | 22.1° | Sunrise | 21.6° | 23.5° | 24.9° | 25.4° | 25.7° | 26.1° | 26.9° | 28.6° | 29.1° | 29° | 28.5° | 24.7° | 22.5° | 20.9° | 19.5° | Sunset | 18.5° | 17.7° | 17.2° | |
| feels like | 24.8° | 21.5° | 21° | 20.7° | 20.8° | 21° | 21.6° | 24.8° | 26.3° | 26.9° | 27.4° | 27.8° | 28.3° | 29.5° | 29.5° | 29.2° | 28.6° | 24.8° | 22.5° | 20.9° | 19.5° | 18.5° | 17.7° | 17.2° | |||
| wind speed | 16 km/h | 16 km/h | 17 km/h | 19 km/h | 22 km/h | 24 km/h | 26 km/h | 27 km/h | 28 km/h | 31 km/h | 22 km/h | 18 km/h | 17 km/h | 16 km/h | 18 km/h | 19 km/h | 19 km/h | 18 km/h | 18 km/h | 18 km/h | 16 km/h | 14 km/h | 13 km/h | 13 km/h | |||
| wind degree | 204° | 203° | 199° | 207° | 206° | 209° | 214° | 216° | 228° | 270° | 278° | 272° | 272° | 270° | 271° | 274° | 277° | 276° | 277° | 280° | 278° | 266° | 243° | 222° | |||
| wind direction | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | W | W | W | W | W | W | W | W | W | W | W | W | W | WSW | SW | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0.1 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 | 10% | 7% | 8% | 9% | 7% | 8% | 9% | 9% | 4% | 17% | 17% | 16% | 24% | 3% | 1% | 1% | 1% | 1% | 5% | 6% | 7% | 8% | 9% | 9% | |||
| 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 | 83% | 74% | 77% | 79% | 75% | 79% | 81% | 82% | 65% | 66% | 68% | 68% | 69% | 53% | 41% | 41% | 41% | 42% | 68% | 71% | 75% | 78% | 80% | 81% | |||
| dew point | 19.2° | 16.7° | 16.5° | 16.8° | 16° | 16.5° | 17.6° | 19° | 18.3° | 19.3° | 19.5° | 19.8° | 20.2° | 17.4° | 15.7° | 14.8° | 14.4° | 13.7° | 14.8° | 14.9° | 14.8° | 14.3° | 14° | 13.8° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 2 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% | 0% | 0% | 1% | 0% | 0% | 0% | 2% | 0% | 79% | 100% | 92% | 95% | 26% | 0% | 0% | 2% | 0% | 12% | 0% | 0% | 0% | 0% | 0% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 1.1 | 2 | 2.1 | 2.8 | 6.5 | 9.1 | 8.9 | 7.7 | 5.7 | 3.6 | 1.8 | 0.7 | 0.2 | 0 | 0 | 0 |
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View of St. Catharines today
Explore St. Catharines live webcam feed to see how the weather is shaping up today in St. Catharines. See what people are wearing, check out the sky, and get a sense of the atmosphere before you step outside.
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Weather in St. Catharines today
The weather in St. Catharines today is expected to be significantly warmer than usual, with a forecast temperature of 30 °C, compared to an average of 20 °C for 12th of June in recent years.
temperatures
30 °C
rain
0.1 mm
wind
31 km/h
UV
Very High
St. Catharines daylight overview ☀️
Today in St. Catharines, The sun rises at 05:36 and sets at 20:56, giving a total daylight duration of 15 hours and 20 minutes.
Quick links
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What to wear today in St. Catharines? clothing recommendations
Stay comfortably stylish - your tailored guide for today's St. Catharines forecast.
Short-sleeve shirt
Shorts
Lightweight pants
Breathable footwear
Sunglasses
Wide brimmed hat
Sunscreen
Flip flop
The weather today in St. Catharines - FAQ
What is the maximum temperature for today in St. Catharines?
The maximum temperature for today in St. Catharines is expected to be 30° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain today in St. Catharines? 🌧️
Yes, there is a 17% chance of rain in St. Catharines today. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed today in St. Catharines? 🌀
The wind in St. Catharines is expected to blow at 31 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in St. Catharines today?
Given the forecast of 30 °C with a 17% 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 St. Catharines today.
What is the sunrise and sunset time for St. Catharines today?
The sun is expected to rise at 05:36 and set at 20:56 in St. Catharines.
How accurate is the weather forecast St. Catharines today? ✅
St. Catharines 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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Where is St. Catharines?Get accurate weather forecasts for St. Catharines, located at latitude 43.171 and longitude -79.243. Stay updated with localized weather information tailored for St. Catharines.
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