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Current weather in Stone Mills is few clouds.

Where can I find the hourly weather forecast for Stone Mills?

This page shows hourly weather forecast for Stone Mills, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Stone Mills updated regularly?

Weather data for Stone Mills is updated regularly with the latest available observations and forecasts.

Now · 10:08 AM

Stone Mills Weather & Hourly Forecast

Canada · Ontario

11°C

Mostly sunny

Feels like: 7°C

💧 Humidity 65% 🌡 Pressure 1031 hPa 💨 Wind 16 km/h 👁 Visibility 46.3 km ☁ Clouds 24% ☀️ UV index 1.9 · Low 🌅 Sunrise 6:53 AM 🌇 Sunset 7:06 PM

Hourly Forecast for Stone Mills

Today

11:00 AM

Sunny

13° 💧 None 💨 16 km/h H 57%1031 hPa

2:00 PM

Mostly sunny

15° 💧 None 💨 17 km/h H 48%1030 hPa

5:00 PM

Sunny

15° 💧 None 💨 16 km/h H 53%1030 hPa

8:00 PM

Clear night

11° 💧 None 💨 13 km/h H 72%1031 hPa

11:00 PM

Clear night

10° 💧 None 💨 14 km/h H 79%1032 hPa

Tomorrow

2:00 AM

Clear night

9° 💧 None 💨 14 km/h H 83%1033 hPa

5:00 AM

Clear night

8° 💧 None 💨 14 km/h H 88%1034 hPa

8:00 AM

Sunny

9° 💧 None 💨 14 km/h H 84%1035 hPa

11:00 AM

Sunny

15° 💧 None 💨 14 km/h H 60%1036 hPa

2:00 PM

Sunny

18° 💧 None 💨 13 km/h H 45%1034 hPa

5:00 PM

Sunny

18° 💧 None 💨 14 km/h H 47%1033 hPa

8:00 PM

Clear night

12° 💧 None 💨 13 km/h H 66%1033 hPa

11:00 PM

Clear night

11° 💧 None 💨 14 km/h H 74%1034 hPa

Thursday

2:00 AM

Clear night

9° 💧 None 💨 12 km/h H 82%1033 hPa

5:00 AM

Clear night

8° 💧 None 💨 10 km/h H 94%1034 hPa

8:00 AM

Sunny

9° 💧 None 💨 12 km/h H 89%1034 hPa

Today

11:00 AM

Sunny

13° 💧 None 💨 16 km/h H 57%1031 hPa

12:00 PM

Sunny

14° 💧 None 💨 17 km/h H 52%1031 hPa

1:00 PM

Sunny

15° 💧 None 💨 17 km/h H 50%1030 hPa

2:00 PM

Mostly sunny

15° 💧 None 💨 17 km/h H 48%1030 hPa

3:00 PM

Sunny

16° 💧 None 💨 16 km/h H 49%1030 hPa

4:00 PM

Sunny

16° 💧 None 💨 16 km/h H 51%1030 hPa

5:00 PM

Sunny

15° 💧 None 💨 16 km/h H 53%1030 hPa

6:00 PM

Sunny

14° 💧 None 💨 14 km/h H 57%1030 hPa

7:00 PM

Sunny

12° 💧 None 💨 11 km/h H 65%1030 hPa

8:00 PM

Clear night

11° 💧 None 💨 13 km/h H 72%1031 hPa

9:00 PM

Clear night

11° 💧 None 💨 13 km/h H 74%1031 hPa

10:00 PM

Clear night

10° 💧 None 💨 14 km/h H 77%1032 hPa

11:00 PM

Clear night

10° 💧 None 💨 14 km/h H 79%1032 hPa

Tomorrow

12:00 AM

Clear night

10° 💧 None 💨 14 km/h H 79%1033 hPa

1:00 AM

Clear night

9° 💧 None 💨 14 km/h H 81%1033 hPa

2:00 AM

Clear night

9° 💧 None 💨 14 km/h H 83%1033 hPa

3:00 AM

Clear night

9° 💧 None 💨 14 km/h H 85%1033 hPa

4:00 AM

Clear night

8° 💧 None 💨 14 km/h H 87%1033 hPa

5:00 AM

Clear night

8° 💧 None 💨 14 km/h H 88%1034 hPa

6:00 AM

Clear night

8° 💧 None 💨 14 km/h H 88%1034 hPa

7:00 AM

Sunny

8° 💧 None 💨 14 km/h H 89%1035 hPa

8:00 AM

Sunny

9° 💧 None 💨 14 km/h H 84%1035 hPa

9:00 AM

Sunny

11° 💧 None 💨 13 km/h H 75%1036 hPa

10:00 AM

Sunny

13° 💧 None 💨 14 km/h H 67%1036 hPa

11:00 AM

Sunny

15° 💧 None 💨 14 km/h H 60%1036 hPa

12:00 PM

Sunny

17° 💧 None 💨 13 km/h H 53%1035 hPa

1:00 PM

Sunny

18° 💧 None 💨 13 km/h H 48%1035 hPa

2:00 PM

Sunny

18° 💧 None 💨 13 km/h H 45%1034 hPa

3:00 PM

Sunny

18° 💧 None 💨 13 km/h H 44%1033 hPa

4:00 PM

Sunny

18° 💧 None 💨 14 km/h H 45%1033 hPa

5:00 PM

Sunny

18° 💧 None 💨 14 km/h H 47%1033 hPa

6:00 PM

Sunny

17° 💧 None 💨 11 km/h H 52%1033 hPa

7:00 PM

Sunny

14° 💧 None 💨 11 km/h H 60%1033 hPa

8:00 PM

Clear night

12° 💧 None 💨 13 km/h H 66%1033 hPa

9:00 PM

Clear night

12° 💧 None 💨 13 km/h H 70%1034 hPa

10:00 PM

Clear night

11° 💧 None 💨 14 km/h H 72%1034 hPa

11:00 PM

Clear night

11° 💧 None 💨 14 km/h H 74%1034 hPa

Thursday

12:00 AM

Clear night

11° 💧 None 💨 14 km/h H 75%1034 hPa

1:00 AM

Clear night

10° 💧 None 💨 13 km/h H 77%1033 hPa

2:00 AM

Clear night

9° 💧 None 💨 12 km/h H 82%1033 hPa

3:00 AM

Clear night

9° 💧 None 💨 10 km/h H 88%1033 hPa

4:00 AM

Clear night

8° 💧 None 💨 10 km/h H 92%1034 hPa

5:00 AM

Clear night

8° 💧 None 💨 10 km/h H 94%1034 hPa

6:00 AM

Clear night

7° 💧 None 💨 10 km/h H 95%1034 hPa

7:00 AM

Sunny

7° 💧 None 💨 11 km/h H 95%1034 hPa

8:00 AM

Sunny

9° 💧 None 💨 12 km/h H 89%1034 hPa

9:00 AM

Sunny

11° 💧 None 💨 9 km/h H 78%1034 hPa

10:00 AM

Sunny

14° 💧 None 💨 10 km/h H 67%1034 hPa

11:00 AM

Sunny

16° 💧 None 💨 10 km/h H 57%1033 hPa

12:00 PM

Sunny

17° 💧 None 💨 11 km/h H 49%1033 hPa

1:00 PM

Sunny

18° 💧 None 💨 11 km/h H 45%1032 hPa

2:00 PM

Sunny

19° 💧 None 💨 10 km/h H 44%1031 hPa

3:00 PM

Sunny

19° 💧 None 💨 10 km/h H 42%1030 hPa

4:00 PM

Sunny

19° 💧 None 💨 10 km/h H 41%1030 hPa

5:00 PM

Sunny

18° 💧 None 💨 11 km/h H 42%1029 hPa

6:00 PM

Sunny

17° 💧 None 💨 9 km/h H 49%1029 hPa

7:00 PM

Sunny

13° 💧 None 💨 7 km/h H 65%1029 hPa

8:00 PM

Clear night

12° 💧 None 💨 8 km/h H 73%1029 hPa

Friday

5:00 AM

Clear night

9° 💧 None 💨 10 km/h H 91%1027 hPa

8:00 AM

Sunny

10° 💧 None 💨 11 km/h H 88%1028 hPa

11:00 AM

Sunny

18° 💧 None 💨 9 km/h H 58%1027 hPa

2:00 PM

Sunny

21° 💧 None 💨 9 km/h H 45%1026 hPa

5:00 PM

Sunny

21° 💧 None 💨 10 km/h H 43%1024 hPa

8:00 PM

Clear night

14° 💧 None 💨 10 km/h H 73%1024 hPa

11:00 PM

Clear night

12° 💧 None 💨 10 km/h H 86%1025 hPa

Saturday

2:00 AM

Clear night

11° 💧 None 💨 11 km/h H 89%1024 hPa

5:00 AM

Clear night

10° 💧 None 💨 12 km/h H 88%1024 hPa

8:00 AM

Sunny

12° 💧 None 💨 13 km/h H 80%1024 hPa

11:00 AM

Sunny

19° 💧 None 💨 12 km/h H 53%1024 hPa

2:00 PM

Sunny

22° 💧 None 💨 13 km/h H 39%1022 hPa

5:00 PM

Sunny

21° 💧 None 💨 12 km/h H 44%1021 hPa

8:00 PM

Clear night

15° 💧 None 💨 12 km/h H 70%1021 hPa

11:00 PM

Overcast night

14° 💧 None 💨 13 km/h H 73%1020 hPa

Sunday

2:00 AM

Clear night

12° 💧 None 💨 12 km/h H 78%1020 hPa

5:00 AM

Clear night

11° 💧 None 💨 13 km/h H 82%1019 hPa

8:00 AM

Sunny

12° 💧 None 💨 14 km/h H 78%1019 hPa

11:00 AM

Sunny

18° 💧 None 💨 18 km/h H 55%1018 hPa

2:00 PM

Partly cloudy

21° 💧 None 💨 16 km/h H 43%1017 hPa

5:00 PM

Partly cloudy

21° 💧 None 💨 15 km/h H 44%1015 hPa

8:00 PM

Partly cloudy night

15° 💧 None 💨 12 km/h H 68%1016 hPa

11:00 PM

Clear night

13° 💧 None 💨 13 km/h H 75%1016 hPa

Monday

2:00 AM

Clear night

12° 💧 None 💨 13 km/h H 86%1015 hPa

8:00 AM

Mostly cloudy

14° 💧 None 💨 14 km/h H 70%1013 hPa

2:00 PM

Mostly sunny

13° 💧 None 💨 14 km/h H 76%1014 hPa

8:00 PM

Clear night

22° 💧 None 💨 14 km/h H 54%1012 hPa

Tuesday

2:00 AM

Clear night

17° 💧 None 💨 11 km/h H 80%1013 hPa

8:00 AM

Sunny

13° 💧 None 💨 10 km/h H 95%1014 hPa

2:00 PM

Sunny

13° 💧 None 💨 10 km/h H 91%1015 hPa

8:00 PM

Partly cloudy night

23° 💧 None 💨 7 km/h H 55%1015 hPa

Wednesday

2:00 AM

Mostly clear night

18° 💧 None 💨 9 km/h H 78%1016 hPa

8:00 AM

Sunny

13° 💧 None 💨 2 km/h H 95%1017 hPa

2:00 PM

Mostly sunny

14° 💧 None 💨 4 km/h H 93%1019 hPa

8:00 PM

Partly cloudy night

24° 💧 None 💨 3 km/h H 51%1019 hPa

Thursday

2:00 AM

Overcast night

18° 💧 None 💨 7 km/h H 79%1020 hPa

8:00 AM

Sunny

13° 💧 None 💨 4 km/h H 97%1021 hPa

2:00 PM

Mostly sunny

14° 💧 None 💨 8 km/h H 94%1024 hPa

8:00 PM

Mostly clear night

25° 💧 None 💨 2 km/h H 46%1023 hPa

Friday

2:00 AM

Clear night

19° 💧 None 💨 8 km/h H 87%1024 hPa

8:00 AM

Partly cloudy

15° 💧 None 💨 5 km/h H 89%1025 hPa

2:00 PM

Partly cloudy

15° 💧 None 💨 2 km/h H 86%1026 hPa

8:00 PM

Overcast night

25° 💧 None 💨 10 km/h H 56%1024 hPa

Saturday

2:00 AM

Overcast night

18° 💧 None 💨 8 km/h H 91%1023 hPa

8:00 AM

Overcast

17° 💧 None 💨 7 km/h H 92%1021 hPa

2:00 PM

Mostly sunny

16° 💧 None 💨 6 km/h H 97%1021 hPa

8:00 PM

Clear night

26° 💧 None 💨 12 km/h H 50%1019 hPa

Sunday

2:00 AM

Clear night

20° 💧 None 💨 12 km/h H 85%1018 hPa

8:00 AM

Mostly cloudy

16° 💧 None 💨 6 km/h H 96%1017 hPa

2:00 PM

Mostly sunny

17° 💧 None 💨 11 km/h H 99%1016 hPa

8:00 PM

Overcast night

25° 💧 None 💨 20 km/h H 56%1013 hPa

Monday

2:00 AM

Moderate rain

18° 💧 None 💨 19 km/h H 95%1011 hPa

8:00 AM

Light rain

18° 💧 None 💨 16 km/h H 99%1009 hPa

2:00 PM

Sunny

11° 💧 None 💨 14 km/h H 77%1017 hPa

8:00 PM

Clear night

18° 💧 None 💨 12 km/h H 35%1018 hPa

Tuesday

2:00 AM

Clear night

12° 💧 None 💨 9 km/h H 61%1020 hPa

8:00 AM

Sunny

8° 💧 None 💨 6 km/h H 85%1022 hPa

2:00 PM

Partly cloudy

7° 💧 None 💨 6 km/h H 93%1023 hPa

8:00 PM

Overcast night

16° 💧 None 💨 7 km/h H 45%1020 hPa

Wednesday

2:00 AM

Overcast night

13° 💧 None 💨 6 km/h H 76%1017 hPa

In Stone Mills 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 Stone Mills

TomorrowTomorrow

Sunny 18°/8° 💧 None 💨 14 km/h

Thursday, Sep 24Thu Sep 24

Sunny 19°/7° 💧 None 💨 14 km/h

Friday, Sep 25Fri Sep 25

Sunny 21°/9° 💧 None 💨 11 km/h

Saturday, Sep 26Sat Sep 26

Overcast 22°/10° 💧 None 💨 13 km/h

Sunday, Sep 27Sun Sep 27

Partly cloudy 21°/11° 💧 None 💨 18 km/h

Monday, Sep 28Mon Sep 28

Mostly cloudy 22°/12° 💧 None 💨 14 km/h

Tuesday, Sep 29Tue Sep 29

Partly cloudy 23°/13° 💧 None 💨 11 km/h

Wednesday, Sep 30Wed Sep 30

Mostly sunny 24°/13° 💧 None 💨 9 km/h

Thursday, Oct 1Thu Oct 1

Overcast 25°/13° 💧 None 💨 8 km/h

Friday, Oct 2Fri Oct 2

Partly cloudy 25°/15° 💧 None 💨 10 km/h

Saturday, Oct 3Sat Oct 3

Overcast 26°/16° 💧 None 💨 12 km/h

Sunday, Oct 4Sun Oct 4

Mostly cloudy 25°/16° 💧 0.1 mm 💨 20 km/h

Monday, Oct 5Mon Oct 5

Moderate rain 18°/11° 💧 5.7 mm 💨 19 km/h

Tuesday, Oct 6Tue Oct 6

Partly cloudy 16°/7° 💧 None 💨 9 km/h

Wednesday, Oct 7Wed Oct 7

Overcast 13°/13° 💧 None 💨 6 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Stone Mills

Vertical axis: °C · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Stone Mills

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 11:00 AM

PM2.5 Fine particles Good 1,3µg/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 1,8µg/m³

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

O₃ Ozone Good 59,4µg/m³

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

NO₂ Nitrogen dioxide Good 2,2µg/m³

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

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Stone Mills

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 5,0Moderate 😊Good

Tomorrow UV 4,7Moderate 🙂Fair

Thursday UV 4,7Moderate 🙂Fair

Friday UV 4,7Moderate 🙂Fair

Saturday UV 6,0High 🙂Fair

Sunday UV 6,0High —Unavailable

Monday UV 6,0High —Unavailable

Hourly UV index today

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

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

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

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 Stone Mills

Vertical axis: km/h · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · STONE MILLS, ONTARIO

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

99/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:43 PM–5:18 AM

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

☾ Moonlight 88% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 60° 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 Stone Mills were last refreshed today at 10:08 AM. The current forecast period extends through 24/09/2026 at 8:00 AM. 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.