CanadaOntario

St. Catharines weather Today, tomorrow and the next 10 days

Saturday, October 17 · 11:31 PM (Local time)102 m above sea level

Now

8°C

Clear night

Today 8° / 8°

Wind
22 km/h SW
Humidity
66%
Next hour
0.0 mm
Pressure
1030 hPa

Model estimate, not a station reading · Updated Oct 17, 9:17 PM

Today and tomorrow

Tomorrow 16° / 8°, with no precipitation forecast.

No strong wind, heavy precipitation, thunderstorms or frost in the model for the next two days.

Hour by hour

Next 30 hours, local time

Temperature (°C)Rainfall (mm)Wind (km/h)

Hourly forecast
TimeConditionsTemperatureRainfallWind
Sat 11 PMClear night8°C0.0 mm22 km/h SW
Sun 12 AMClear night8°C0.0 mm21 km/h SW
Sun 1 AMClear night8°C0.0 mm22 km/h SW
Sun 2 AMClear night8°C0.0 mm22 km/h SW
Sun 3 AMClear night8°C0.0 mm22 km/h SW
Sun 4 AMClear night8°C0.0 mm22 km/h SW
Sun 5 AMClear night8°C0.0 mm22 km/h SW
Sun 6 AMClear night8°C0.0 mm22 km/h SW
Sun 7 AMClear night8°C0.0 mm23 km/h SW
Sun 8 AMClear skies8°C0.0 mm23 km/h SW
Sun 9 AMClear skies9°C0.0 mm23 km/h SW
Sun 10 AMClear skies11°C0.0 mm23 km/h WSW
Sun 11 AMClear skies12°C0.0 mm23 km/h WSW
Sun 12 PMClear skies14°C0.0 mm21 km/h WSW
Sun 1 PMClear skies16°C0.0 mm23 km/h SW
Sun 2 PMClear skies16°C0.0 mm26 km/h SW
Sun 3 PMClear skies15°C0.0 mm29 km/h SW
Sun 4 PMClear skies15°C0.0 mm30 km/h SW
Sun 5 PMClear skies15°C0.0 mm30 km/h SW
Sun 6 PMClear night14°C0.0 mm28 km/h SW
Sun 7 PMClear night13°C0.0 mm26 km/h SW
Sun 8 PMClear night13°C0.0 mm24 km/h SW
Sun 9 PMClear night12°C0.0 mm21 km/h SW
Sun 10 PMClear night12°C0.0 mm20 km/h SW
Sun 11 PMClear night12°C0.0 mm19 km/h SSW
Mon 12 AMClear night12°C0.0 mm18 km/h SSW
Mon 1 AMClear night12°C0.0 mm18 km/h SW
Mon 2 AMClear night12°C0.0 mm18 km/h SSW
Mon 3 AMClear night12°C0.0 mm18 km/h SSW
Mon 4 AMClear night12°C0.0 mm18 km/h SW

Next 10 days

Select a day for its hours

TodayOct 170.0 mm8°8°

Saturday, October 17. Clear night. High 8°C, low 8°C. Wind up to 22 km/h. Rainfall 0.0 mm.

TimeConditionsTemperatureWindRainfall
11 PMClear night8° 22 km/h SW0.0 mm
TomorrowOct 180.0 mm8°16°

Sunday, October 18. Clear skies. High 16°C, low 8°C. Wind up to 30 km/h. Rainfall 0.0 mm.

TimeConditionsTemperatureWindRainfall
12 AMClear night8° 21 km/h SW0.0 mm
1 AMClear night8° 22 km/h SW0.0 mm
2 AMClear night8° 22 km/h SW0.0 mm
3 AMClear night8° 22 km/h SW0.0 mm
4 AMClear night8° 22 km/h SW0.0 mm
5 AMClear night8° 22 km/h SW0.0 mm
6 AMClear night8° 22 km/h SW0.0 mm
7 AMClear night8° 23 km/h SW0.0 mm
8 AMClear skies8° 23 km/h SW0.0 mm
9 AMClear skies9° 23 km/h SW0.0 mm
10 AMClear skies11° 23 km/h WSW0.0 mm
11 AMClear skies12° 23 km/h WSW0.0 mm
12 PMClear skies14° 21 km/h WSW0.0 mm
1 PMClear skies16° 23 km/h SW0.0 mm
2 PMClear skies16° 26 km/h SW0.0 mm
3 PMClear skies15° 29 km/h SW0.0 mm
4 PMClear skies15° 30 km/h SW0.0 mm
5 PMClear skies15° 30 km/h SW0.0 mm
6 PMClear night14° 28 km/h SW0.0 mm
7 PMClear night13° 26 km/h SW0.0 mm
8 PMClear night13° 24 km/h SW0.0 mm
9 PMClear night12° 21 km/h SW0.0 mm
10 PMClear night12° 20 km/h SW0.0 mm
11 PMClear night12° 19 km/h SSW0.0 mm
MonOct 190.0 mm10°17°

Monday, October 19. Clear skies. High 17°C, low 10°C. Wind up to 28 km/h. Rainfall 0.0 mm.

TimeConditionsTemperatureWindRainfall
12 AMClear night12° 18 km/h SSW0.0 mm
1 AMClear night12° 18 km/h SW0.0 mm
2 AMClear night12° 18 km/h SSW0.0 mm
3 AMClear night12° 18 km/h SSW0.0 mm
4 AMClear night12° 18 km/h SW0.0 mm
5 AMClear night11° 17 km/h SW0.0 mm
6 AMClear night11° 16 km/h WSW0.0 mm
7 AMClear night10° 16 km/h SW0.0 mm
8 AMClear skies10° 17 km/h SW0.0 mm
9 AMClear skies12° 17 km/h SW0.0 mm
10 AMClear skies13° 17 km/h WSW0.0 mm
11 AMClear skies14° 17 km/h W0.0 mm
12 PMClear skies15° 17 km/h W0.0 mm
1 PMClear skies16° 15 km/h W0.0 mm
2 PMClear skies17° 13 km/h WSW0.0 mm
3 PMClear skies17° 11 km/h W0.0 mm
4 PMClear skies17° 12 km/h W0.0 mm
5 PMClear skies17° 12 km/h WNW0.0 mm
6 PMClear night16° 13 km/h W0.0 mm
7 PMClear night15° 14 km/h WSW0.0 mm
8 PMClear night14° 16 km/h SW0.0 mm
9 PMClear night13° 18 km/h W0.0 mm
10 PMClear night14° 28 km/h NNW0.0 mm
11 PMClear night14° 26 km/h NNE0.0 mm
TueOct 200.0 mm11°14°

Tuesday, October 20. Clear skies. High 14°C, low 11°C. Wind up to 28 km/h. Rainfall 0.0 mm.

TimeConditionsTemperatureWindRainfall
12 AMClear night13° 23 km/h N0.0 mm
1 AMClear night13° 23 km/h N0.0 mm
2 AMClear night13° 21 km/h N0.0 mm
3 AMClear night12° 19 km/h NNE0.0 mm
4 AMClear night12° 21 km/h NNE0.0 mm
5 AMClear night12° 23 km/h NNE0.0 mm
6 AMMostly clear13° 27 km/h NE0.0 mm
7 AMPartly cloudy12° 28 km/h NE0.0 mm
8 AMPartly cloudy12° 27 km/h NE0.0 mm
9 AMPartly cloudy12° 26 km/h NE0.0 mm
10 AMMostly sunny13° 26 km/h NE0.0 mm
11 AMClear skies13° 27 km/h NE0.0 mm
12 PMClear skies13° 25 km/h NE0.0 mm
1 PMClear skies14° 24 km/h NE0.0 mm
2 PM 6 hClear skies14° 22 km/h NE0.0 mm
8 PM 6 hClear night11° 10 km/h E0.0 mm
WedOct 210.0 mm8°14°

Wednesday, October 21. Clear skies. High 14°C, low 8°C. Wind up to 10 km/h. Rainfall 0.0 mm.

TimeConditionsTemperatureWindRainfall
2 AM 6 hClear night9° 8 km/h ESE0.0 mm
8 AM 6 hClear skies8° 8 km/h ESE0.0 mm
2 PM 6 hClear skies14° 10 km/h NE0.0 mm
8 PM 6 hClear night11° 6 km/h ENE0.0 mm
ThuOct 220.3 mm7°13°

Thursday, October 22. Overcast. High 13°C, low 7°C. Wind up to 16 km/h. Rainfall 0.3 mm.

TimeConditionsTemperatureWindRainfall
2 AM 6 hPartly cloudy7° 4 km/h S0.0 mm
8 AM 6 hPartly cloudy10° 5 km/h NW0.2 mm
2 PM 6 hOvercast13° 15 km/h NNE0.0 mm
8 PM 6 hMostly clear12° 16 km/h N0.0 mm
FriOct 230.0 mm9°11°

Friday, October 23. Mostly sunny. High 11°C, low 9°C. Wind up to 17 km/h. Rainfall 0.0 mm.

TimeConditionsTemperatureWindRainfall
2 AM 6 hClear night11° 17 km/h NE0.0 mm
8 AM 6 hPartly cloudy9° 9 km/h ENE0.0 mm
2 PM 6 hMostly sunny11° 11 km/h NE0.0 mm
8 PM 6 hClear night9° 9 km/h E0.0 mm
SatOct 240.0 mm5°13°

Saturday, October 24. Partly cloudy. High 13°C, low 5°C. Wind up to 9 km/h. Rainfall 0.0 mm.

TimeConditionsTemperatureWindRainfall
2 AM 6 hClear night6° 9 km/h SE0.0 mm
8 AM 6 hClear skies5° 6 km/h SE0.0 mm
2 PM 6 hPartly cloudy13° 5 km/h NNE0.0 mm
8 PM 6 hMostly clear11° 9 km/h E0.0 mm
SunOct 250.0 mm10°16°

Sunday, October 25. Overcast. High 16°C, low 10°C. Wind up to 22 km/h. Rainfall 0.0 mm.

TimeConditionsTemperatureWindRainfall
2 AM 6 hPartly cloudy10° 16 km/h S0.0 mm
8 AM 6 hClear skies10° 15 km/h S0.0 mm
2 PM 6 hOvercast16° 22 km/h SSW0.0 mm
8 PM 6 hOvercast15° 21 km/h SSW0.0 mm
MonOct 260.0 mm13°14°

Monday, October 26. Mostly sunny. High 14°C, low 13°C. Wind up to 18 km/h. Rainfall 0.0 mm.

TimeConditionsTemperatureWindRainfall
2 AM 6 hClear night14° 18 km/h SW0.0 mm
8 AM 6 hClear skies13° 15 km/h NW0.0 mm
2 PM 6 hMostly sunny14° 11 km/h NW0.0 mm
8 PM 6 hMostly clear13° 11 km/h NW0.0 mm

Daily ranges use available forecast samples. Today covers the remaining forecast period. The final day may be partial. Longer range forecasts use wider time intervals.

About this forecast

Is this a measured current temperature?

No. The large temperature is the nearest available forecast model value from MET Norway, not a reading from a weather station. The update time is shown beneath it.

Why does today show a small temperature range?

Today covers only the remaining hours of the day. Earlier temperatures are not reconstructed, so an evening visit shows a narrower range.

Which time zone do the times use?

All times on this page are local to St. Catharines (America/Toronto).

Can I change the units or save this place?

Choose °C or °F at the top of any page. Select Save beside the place name to keep it under My places in this browser. Neither needs an account.

Weather handbook