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Now · 1:47 AM

Whitchurch-Stouffville Weather & Hourly Forecast

Canada · Ontario

8°C

Clear night

Feels like: 5°C

💧 Humidity 80% 🌡 Pressure 1032 hPa 💨 Wind 15 km/h 👁 Visibility 39.9 km ☁ Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 7:04 AM 🌇 Sunset 7:14 PM

Hourly Forecast for Whitchurch-Stouffville

Today

2:00 AM

Clear night

8° 💧 None 💨 15 km/h H 80%1032 hPa

5:00 AM

Clear night

8° 💧 None 💨 15 km/h H 81%1033 hPa

8:00 AM

Sunny

9° 💧 None 💨 15 km/h H 81%1034 hPa

11:00 AM

Sunny

15° 💧 None 💨 16 km/h H 65%1034 hPa

2:00 PM

Sunny

17° 💧 None 💨 15 km/h H 54%1033 hPa

5:00 PM

Sunny

17° 💧 None 💨 13 km/h H 58%1032 hPa

8:00 PM

Clear night

12° 💧 None 💨 8 km/h H 79%1033 hPa

11:00 PM

Clear night

11° 💧 None 💨 13 km/h H 70%1033 hPa

Tomorrow

2:00 AM

Clear night

10° 💧 None 💨 13 km/h H 75%1033 hPa

5:00 AM

Clear night

9° 💧 None 💨 10 km/h H 87%1032 hPa

8:00 AM

Sunny

9° 💧 None 💨 11 km/h H 90%1033 hPa

11:00 AM

Sunny

16° 💧 None 💨 12 km/h H 65%1033 hPa

2:00 PM

Sunny

18° 💧 None 💨 10 km/h H 55%1031 hPa

5:00 PM

Sunny

18° 💧 None 💨 8 km/h H 56%1030 hPa

8:00 PM

Clear night

12° 💧 None 💨 3 km/h H 79%1030 hPa

11:00 PM

Clear night

11° 💧 None 💨 5 km/h H 77%1029 hPa

Today

2:00 AM

Clear night

8° 💧 None 💨 15 km/h H 80%1032 hPa

3:00 AM

Clear night

8° 💧 None 💨 15 km/h H 80%1032 hPa

4:00 AM

Clear night

8° 💧 None 💨 15 km/h H 81%1032 hPa

5:00 AM

Clear night

8° 💧 None 💨 15 km/h H 81%1033 hPa

6:00 AM

Clear night

8° 💧 None 💨 14 km/h H 83%1033 hPa

7:00 AM

Clear night

8° 💧 None 💨 15 km/h H 84%1034 hPa

8:00 AM

Sunny

9° 💧 None 💨 15 km/h H 81%1034 hPa

9:00 AM

Sunny

11° 💧 None 💨 13 km/h H 76%1034 hPa

10:00 AM

Sunny

13° 💧 None 💨 14 km/h H 69%1034 hPa

11:00 AM

Sunny

15° 💧 None 💨 16 km/h H 65%1034 hPa

12:00 PM

Sunny

16° 💧 None 💨 15 km/h H 61%1034 hPa

1:00 PM

Sunny

17° 💧 None 💨 15 km/h H 57%1034 hPa

2:00 PM

Sunny

17° 💧 None 💨 15 km/h H 54%1033 hPa

3:00 PM

Sunny

17° 💧 None 💨 15 km/h H 55%1033 hPa

4:00 PM

Sunny

17° 💧 None 💨 14 km/h H 56%1033 hPa

5:00 PM

Sunny

17° 💧 None 💨 13 km/h H 58%1032 hPa

6:00 PM

Sunny

16° 💧 None 💨 12 km/h H 61%1032 hPa

7:00 PM

Sunny

14° 💧 None 💨 7 km/h H 72%1033 hPa

8:00 PM

Clear night

12° 💧 None 💨 8 km/h H 79%1033 hPa

9:00 PM

Clear night

12° 💧 None 💨 10 km/h H 75%1033 hPa

10:00 PM

Clear night

11° 💧 None 💨 12 km/h H 73%1033 hPa

11:00 PM

Clear night

11° 💧 None 💨 13 km/h H 70%1033 hPa

Tomorrow

12:00 AM

Clear night

11° 💧 None 💨 13 km/h H 71%1033 hPa

1:00 AM

Clear night

10° 💧 None 💨 13 km/h H 73%1033 hPa

2:00 AM

Clear night

10° 💧 None 💨 13 km/h H 75%1033 hPa

3:00 AM

Clear night

9° 💧 None 💨 12 km/h H 77%1033 hPa

4:00 AM

Clear night

9° 💧 None 💨 11 km/h H 82%1032 hPa

5:00 AM

Clear night

9° 💧 None 💨 10 km/h H 87%1032 hPa

6:00 AM

Clear night

8° 💧 None 💨 9 km/h H 90%1033 hPa

7:00 AM

Clear night

8° 💧 None 💨 10 km/h H 92%1033 hPa

8:00 AM

Sunny

9° 💧 None 💨 11 km/h H 90%1033 hPa

9:00 AM

Sunny

11° 💧 None 💨 10 km/h H 83%1033 hPa

10:00 AM

Sunny

14° 💧 None 💨 11 km/h H 75%1033 hPa

11:00 AM

Sunny

16° 💧 None 💨 12 km/h H 65%1033 hPa

12:00 PM

Sunny

17° 💧 None 💨 12 km/h H 56%1033 hPa

1:00 PM

Sunny

17° 💧 None 💨 11 km/h H 54%1032 hPa

2:00 PM

Sunny

18° 💧 None 💨 10 km/h H 55%1031 hPa

3:00 PM

Sunny

18° 💧 None 💨 8 km/h H 56%1030 hPa

4:00 PM

Sunny

18° 💧 None 💨 7 km/h H 56%1030 hPa

5:00 PM

Sunny

18° 💧 None 💨 8 km/h H 56%1030 hPa

6:00 PM

Sunny

17° 💧 None 💨 8 km/h H 58%1030 hPa

7:00 PM

Sunny

14° 💧 None 💨 4 km/h H 73%1030 hPa

8:00 PM

Clear night

12° 💧 None 💨 3 km/h H 79%1030 hPa

9:00 PM

Clear night

12° 💧 None 💨 4 km/h H 79%1029 hPa

10:00 PM

Clear night

11° 💧 None 💨 5 km/h H 78%1029 hPa

11:00 PM

Clear night

11° 💧 None 💨 5 km/h H 77%1029 hPa

Friday

12:00 AM

Clear night

10° 💧 None 💨 6 km/h H 75%1029 hPa

1:00 AM

Clear night

10° 💧 None 💨 9 km/h H 75%1028 hPa

2:00 AM

Clear night

9° 💧 None 💨 9 km/h H 79%1028 hPa

3:00 AM

Clear night

9° 💧 None 💨 8 km/h H 83%1028 hPa

4:00 AM

Clear night

8° 💧 None 💨 8 km/h H 84%1028 hPa

5:00 AM

Clear night

8° 💧 None 💨 8 km/h H 86%1028 hPa

6:00 AM

Clear night

7° 💧 None 💨 9 km/h H 88%1028 hPa

7:00 AM

Clear night

7° 💧 None 💨 9 km/h H 89%1028 hPa

8:00 AM

Sunny

9° 💧 None 💨 11 km/h H 86%1028 hPa

5:00 PM

Partly cloudy

20° 💧 None 💨 12 km/h H 53%1025 hPa

8:00 PM

Overcast night

15° 💧 None 💨 11 km/h H 73%1025 hPa

11:00 PM

Clear night

12° 💧 None 💨 12 km/h H 86%1025 hPa

Saturday

2:00 AM

Clear night

11° 💧 None 💨 10 km/h H 85%1024 hPa

5:00 AM

Clear night

10° 💧 None 💨 11 km/h H 89%1024 hPa

8:00 AM

Sunny

10° 💧 None 💨 13 km/h H 85%1024 hPa

11:00 AM

Sunny

18° 💧 None 💨 11 km/h H 59%1024 hPa

2:00 PM

Sunny

21° 💧 None 💨 12 km/h H 39%1022 hPa

5:00 PM

Sunny

21° 💧 None 💨 14 km/h H 44%1021 hPa

8:00 PM

Overcast night

16° 💧 None 💨 14 km/h H 66%1020 hPa

11:00 PM

Overcast night

14° 💧 None 💨 12 km/h H 66%1020 hPa

Sunday

2:00 AM

Overcast night

13° 💧 None 💨 12 km/h H 72%1018 hPa

5:00 AM

Partly cloudy night

10° 💧 None 💨 12 km/h H 87%1017 hPa

8:00 AM

Mostly sunny

11° 💧 None 💨 17 km/h H 82%1017 hPa

11:00 AM

Partly cloudy

17° 💧 None 💨 18 km/h H 60%1015 hPa

2:00 PM

Overcast

20° 💧 None 💨 17 km/h H 49%1013 hPa

5:00 PM

Partly cloudy

21° 💧 None 💨 15 km/h H 43%1012 hPa

8:00 PM

Partly cloudy night

16° 💧 None 💨 9 km/h H 65%1012 hPa

11:00 PM

Mostly clear night

13° 💧 None 💨 7 km/h H 72%1012 hPa

Monday

2:00 AM

Mostly clear night

11° 💧 None 💨 5 km/h H 80%1011 hPa

5:00 AM

Partly cloudy night

9° 💧 None 💨 7 km/h H 89%1011 hPa

8:00 AM

Sunny

10° 💧 None 💨 9 km/h H 95%1012 hPa

11:00 AM

Sunny

18° 💧 None 💨 6 km/h H 59%1012 hPa

2:00 PM

Sunny

21° 💧 None 💨 12 km/h H 40%1011 hPa

8:00 PM

Mostly clear night

19° 💧 None 💨 11 km/h H 57%1011 hPa

Tuesday

2:00 AM

Clear night

16° 💧 None 💨 12 km/h H 70%1012 hPa

8:00 AM

Sunny

12° 💧 None 💨 6 km/h H 93%1013 hPa

2:00 PM

Sunny

12° 💧 None 💨 6 km/h H 94%1015 hPa

8:00 PM

Mostly clear night

22° 💧 None 💨 5 km/h H 50%1014 hPa

Wednesday

2:00 AM

Clear night

17° 💧 None 💨 6 km/h H 76%1015 hPa

8:00 AM

Mostly sunny

14° 💧 None 💨 6 km/h H 92%1015 hPa

2:00 PM

Mostly cloudy

14° 💧 None 💨 11 km/h H 95%1016 hPa

8:00 PM

Overcast night

22° 💧 None 💨 16 km/h H 54%1014 hPa

Thursday

2:00 AM

Mostly cloudy night

17° 💧 None 💨 13 km/h H 83%1014 hPa

8:00 AM

Overcast

17° 💧 None 💨 12 km/h H 88%1014 hPa

2:00 PM

Overcast

17° 💧 None 💨 13 km/h H 88%1015 hPa

8:00 PM

Overcast night

22° 💧 None 💨 16 km/h H 65%1016 hPa

Friday

2:00 AM

Overcast night

19° 💧 None 💨 14 km/h H 82%1016 hPa

8:00 AM

Overcast

18° 💧 None 💨 12 km/h H 89%1015 hPa

2:00 PM

Mostly cloudy

17° 💧 None 💨 14 km/h H 94%1015 hPa

8:00 PM

Overcast night

21° 💧 None 💨 20 km/h H 74%1013 hPa

Saturday

2:00 AM

Moderate rain

18° 💧 None 💨 15 km/h H 100%1012 hPa

8:00 AM

Light rain

18° 💧 None 💨 11 km/h H 98%1011 hPa

2:00 PM

Overcast

17° 💧 None 💨 9 km/h H 100%1011 hPa

8:00 PM

Light rain

22° 💧 None 💨 22 km/h H 74%1008 hPa

Sunday

2:00 AM

Overcast night

19° 💧 None 💨 16 km/h H 95%1006 hPa

8:00 AM

Moderate rain

17° 💧 None 💨 17 km/h H 99%1003 hPa

2:00 PM

Sunny

14° 💧 None 💨 11 km/h H 98%1004 hPa

8:00 PM

Partly cloudy night

19° 💧 None 💨 17 km/h H 67%1004 hPa

Monday

2:00 AM

Clear night

15° 💧 None 💨 11 km/h H 75%1005 hPa

8:00 AM

Mostly sunny

12° 💧 None 💨 12 km/h H 90%1006 hPa

2:00 PM

Mostly cloudy

11° 💧 None 💨 12 km/h H 93%1008 hPa

8:00 PM

Light rain

14° 💧 None 💨 19 km/h H 64%1007 hPa

Tuesday

2:00 AM

Mostly cloudy night

12° 💧 None 💨 13 km/h H 77%1007 hPa

8:00 AM

Light rain

10° 💧 None 💨 11 km/h H 97%1005 hPa

2:00 PM

Overcast

11° 💧 None 💨 15 km/h H 98%1008 hPa

8:00 PM

Light rain

16° 💧 None 💨 19 km/h H 74%1008 hPa

Wednesday

2:00 AM

Mostly clear night

12° 💧 None 💨 19 km/h H 89%1011 hPa

8:00 AM

Overcast

12° 💧 None 💨 15 km/h H 91%1013 hPa

2:00 PM

Light rain

12° 💧 None 💨 10 km/h H 92%1016 hPa

In Whitchurch-Stouffville and, more broadly, across the province of Ontario: This morning across the region, mainly cloudy skies are expected to persist, with temperatures ranging from about 8 to 17 degrees Celsius. In many areas, conditions are expected to remain dry through the early hours. During the afternoon, skies will likely stay mostly cloudy, with temperatures remaining steady within the same range. Winds will predominantly come from the northeast at around 14 km/h, with gusts reaching up to 32 km/h at times. Overall, little to no precipitation is anticipated today, but the breeze from the northeast may cause some minor disturbances locally. No significant weather hazards are expected in the coming hours.

15-Day Weather Outlook for Whitchurch-Stouffville

TomorrowTomorrow

Sunny 18°/8° 💧 None 💨 13 km/h

Friday, Sep 25Fri Sep 25

Partly cloudy 20°/7° 💧 None 💨 12 km/h

Saturday, Sep 26Sat Sep 26

Overcast 21°/10° 💧 None 💨 14 km/h

Sunday, Sep 27Sun Sep 27

Overcast 21°/10° 💧 None 💨 18 km/h

Monday, Sep 28Mon Sep 28

Mostly sunny 21°/9° 💧 None 💨 12 km/h

Tuesday, Sep 29Tue Sep 29

Mostly sunny 22°/12° 💧 None 💨 12 km/h

Wednesday, Sep 30Wed Sep 30

Mostly sunny 22°/14° 💧 None 💨 16 km/h

Thursday, Oct 1Thu Oct 1

Mostly cloudy 22°/17° 💧 None 💨 16 km/h

Friday, Oct 2Fri Oct 2

Overcast 21°/17° 💧 0.1 mm 💨 20 km/h

Saturday, Oct 3Sat Oct 3

Moderate rain 22°/17° 💧 6.2 mm 💨 22 km/h

Sunday, Oct 4Sun Oct 4

Moderate rain 19°/14° 💧 3.8 mm 💨 17 km/h

Monday, Oct 5Mon Oct 5

Light rain 15°/11° 💧 0.8 mm 💨 19 km/h

Tuesday, Oct 6Tue Oct 6

Light rain 16°/10° 💧 4.3 mm 💨 19 km/h

Wednesday, Oct 7Wed Oct 7

Light rain 12°/12° 💧 1.2 mm 💨 19 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Whitchurch-Stouffville

Vertical axis: °C · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Whitchurch-Stouffville

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 2:00 AM

PM2.5 Fine particles Good 1,9µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 2,7µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 65,4µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 5,2µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Whitchurch-Stouffville

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 4,9Moderate 🙂Fair

Tomorrow UV 4,8Moderate 🙂Fair

Friday UV 4,6Moderate 😐Moderate

Saturday UV 4,6Moderate 😐Moderate

Sunday UV 6,0High 🙂Fair

Monday UV 6,0High —Unavailable

Tuesday UV 6,0High —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,2 9:00 AMUV 0,7 10:00 AMUV 1,7 11:00 AMUV 3,0 12:00 PMUV 4,3 1:00 PMUV 4,9 2:00 PMUV 4,7 3:00 PMUV 3,8 4:00 PMUV 2,5 5:00 PMUV 1,2 6:00 PMUV 0,4

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Whitchurch-Stouffville

Vertical axis: km/h · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · WHITCHURCH-STOUFFVILLE, ONTARIO

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

100/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:52 PM–5:28 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 89% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 61° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min72%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

ACTIVE NOW

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Whitchurch-Stouffville were last refreshed today at 1:47 AM. The current forecast period extends through 24/09/2026 at 11:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.