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Current weather in Severn is clear sky.

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

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

Now · 6:43 PM

Severn Weather & Hourly Forecast

Canada · Ontario

13°C

Sunny

Feels like: 10°C

💧 Humidity 63% 🌡 Pressure 1030 hPa 💨 Wind 10 km/h 👁 Visibility 45.5 km ☁ Clouds 0% ☀️ UV index 0.4 · Low 🌅 Sunrise 7:04 AM 🌇 Sunset 7:17 PM

Hourly Forecast for Severn

Today

7:00 PM

Sunny

13° 💧 None 💨 10 km/h H 63%1030 hPa

10:00 PM

Clear night

10° 💧 None 💨 13 km/h H 74%1032 hPa

Tomorrow

1:00 AM

Clear night

8° 💧 None 💨 12 km/h H 86%1033 hPa

4:00 AM

Clear night

8° 💧 None 💨 12 km/h H 90%1034 hPa

7:00 AM

Clear night

8° 💧 None 💨 12 km/h H 87%1035 hPa

10:00 AM

Sunny

13° 💧 None 💨 13 km/h H 67%1035 hPa

1:00 PM

Sunny

17° 💧 None 💨 14 km/h H 51%1034 hPa

4:00 PM

Sunny

19° 💧 None 💨 10 km/h H 48%1033 hPa

7:00 PM

Sunny

14° 💧 None 💨 6 km/h H 70%1033 hPa

10:00 PM

Clear night

11° 💧 None 💨 12 km/h H 79%1034 hPa

Thursday

1:00 AM

Clear night

9° 💧 None 💨 12 km/h H 84%1034 hPa

4:00 AM

Clear night

8° 💧 None 💨 9 km/h H 90%1033 hPa

7:00 AM

Clear night

7° 💧 None 💨 10 km/h H 94%1034 hPa

10:00 AM

Sunny

13° 💧 None 💨 7 km/h H 73%1034 hPa

1:00 PM

Sunny

18° 💧 None 💨 8 km/h H 54%1032 hPa

4:00 PM

Sunny

19° 💧 None 💨 4 km/h H 51%1030 hPa

Today

7:00 PM

Sunny

13° 💧 None 💨 10 km/h H 63%1030 hPa

8:00 PM

Clear night

11° 💧 None 💨 13 km/h H 70%1031 hPa

9:00 PM

Clear night

11° 💧 None 💨 14 km/h H 70%1031 hPa

10:00 PM

Clear night

10° 💧 None 💨 13 km/h H 74%1032 hPa

11:00 PM

Clear night

9° 💧 None 💨 13 km/h H 79%1033 hPa

Tomorrow

12:00 AM

Clear night

9° 💧 None 💨 12 km/h H 83%1033 hPa

1:00 AM

Clear night

8° 💧 None 💨 12 km/h H 86%1033 hPa

2:00 AM

Clear night

8° 💧 None 💨 12 km/h H 88%1033 hPa

3:00 AM

Clear night

8° 💧 None 💨 12 km/h H 89%1033 hPa

4:00 AM

Clear night

8° 💧 None 💨 12 km/h H 90%1034 hPa

5:00 AM

Clear night

8° 💧 None 💨 12 km/h H 89%1034 hPa

6:00 AM

Clear night

8° 💧 None 💨 12 km/h H 89%1034 hPa

7:00 AM

Clear night

8° 💧 None 💨 12 km/h H 87%1035 hPa

8:00 AM

Sunny

8° 💧 None 💨 13 km/h H 84%1035 hPa

9:00 AM

Sunny

11° 💧 None 💨 12 km/h H 75%1035 hPa

10:00 AM

Sunny

13° 💧 None 💨 13 km/h H 67%1035 hPa

11:00 AM

Sunny

15° 💧 None 💨 14 km/h H 60%1035 hPa

12:00 PM

Sunny

16° 💧 None 💨 15 km/h H 55%1035 hPa

1:00 PM

Sunny

17° 💧 None 💨 14 km/h H 51%1034 hPa

2:00 PM

Sunny

18° 💧 None 💨 13 km/h H 49%1034 hPa

3:00 PM

Sunny

19° 💧 None 💨 12 km/h H 48%1033 hPa

4:00 PM

Sunny

19° 💧 None 💨 10 km/h H 48%1033 hPa

5:00 PM

Sunny

19° 💧 None 💨 10 km/h H 48%1033 hPa

6:00 PM

Sunny

17° 💧 None 💨 8 km/h H 57%1033 hPa

7:00 PM

Sunny

14° 💧 None 💨 6 km/h H 70%1033 hPa

8:00 PM

Clear night

12° 💧 None 💨 9 km/h H 76%1033 hPa

9:00 PM

Clear night

11° 💧 None 💨 10 km/h H 79%1033 hPa

10:00 PM

Clear night

11° 💧 None 💨 12 km/h H 79%1034 hPa

11:00 PM

Clear night

10° 💧 None 💨 12 km/h H 81%1034 hPa

Thursday

12:00 AM

Clear night

10° 💧 None 💨 12 km/h H 82%1034 hPa

1:00 AM

Clear night

9° 💧 None 💨 12 km/h H 84%1034 hPa

2:00 AM

Clear night

9° 💧 None 💨 11 km/h H 86%1034 hPa

3:00 AM

Clear night

8° 💧 None 💨 10 km/h H 88%1034 hPa

4:00 AM

Clear night

8° 💧 None 💨 9 km/h H 90%1033 hPa

5:00 AM

Clear night

7° 💧 None 💨 9 km/h H 92%1034 hPa

6:00 AM

Clear night

7° 💧 None 💨 9 km/h H 93%1034 hPa

7:00 AM

Clear night

7° 💧 None 💨 10 km/h H 94%1034 hPa

8:00 AM

Sunny

8° 💧 None 💨 10 km/h H 91%1034 hPa

9:00 AM

Sunny

10° 💧 None 💨 8 km/h H 82%1034 hPa

10:00 AM

Sunny

13° 💧 None 💨 7 km/h H 73%1034 hPa

11:00 AM

Sunny

15° 💧 None 💨 7 km/h H 65%1034 hPa

12:00 PM

Sunny

17° 💧 None 💨 7 km/h H 60%1033 hPa

1:00 PM

Sunny

18° 💧 None 💨 8 km/h H 54%1032 hPa

2:00 PM

Sunny

18° 💧 None 💨 7 km/h H 52%1032 hPa

3:00 PM

Sunny

19° 💧 None 💨 6 km/h H 51%1031 hPa

4:00 PM

Sunny

19° 💧 None 💨 4 km/h H 51%1030 hPa

5:00 PM

Sunny

19° 💧 None 💨 2 km/h H 52%1030 hPa

6:00 PM

Sunny

18° 💧 None 💨 3 km/h H 65%1030 hPa

7:00 PM

Sunny

15° 💧 None 💨 3 km/h H 79%1030 hPa

8:00 PM

Clear night

13° 💧 None 💨 1 km/h H 84%1030 hPa

9:00 PM

Clear night

12° 💧 None 💨 4 km/h H 85%1030 hPa

10:00 PM

Clear night

11° 💧 None 💨 6 km/h H 84%1029 hPa

11:00 PM

Clear night

10° 💧 None 💨 7 km/h H 84%1030 hPa

Friday

12:00 AM

Clear night

9° 💧 None 💨 9 km/h H 84%1029 hPa

1:00 AM

Clear night

9° 💧 None 💨 7 km/h H 87%1029 hPa

2:00 AM

Clear night

8° 💧 None 💨 8 km/h H 88%1029 hPa

3:00 AM

Clear night

8° 💧 None 💨 5 km/h H 87%1029 hPa

4:00 AM

Clear night

8° 💧 None 💨 3 km/h H 88%1029 hPa

5:00 AM

Clear night

7° 💧 None 💨 4 km/h H 90%1029 hPa

6:00 AM

Clear night

7° 💧 None 💨 4 km/h H 91%1029 hPa

7:00 AM

Clear night

7° 💧 None 💨 3 km/h H 92%1029 hPa

8:00 AM

Sunny

8° 💧 None 💨 2 km/h H 92%1029 hPa

11:00 AM

Mostly cloudy

17° 💧 None 💨 7 km/h H 62%1029 hPa

2:00 PM

Overcast

19° 💧 None 💨 5 km/h H 50%1027 hPa

5:00 PM

Partly cloudy

20° 💧 None 💨 8 km/h H 51%1025 hPa

8:00 PM

Clear night

13° 💧 None 💨 9 km/h H 80%1025 hPa

11:00 PM

Clear night

11° 💧 None 💨 8 km/h H 83%1025 hPa

Saturday

2:00 AM

Clear night

9° 💧 None 💨 6 km/h H 91%1025 hPa

5:00 AM

Clear night

8° 💧 None 💨 5 km/h H 91%1024 hPa

8:00 AM

Sunny

9° 💧 None 💨 4 km/h H 88%1024 hPa

11:00 AM

Sunny

17° 💧 None 💨 3 km/h H 65%1024 hPa

2:00 PM

Sunny

22° 💧 None 💨 6 km/h H 41%1022 hPa

5:00 PM

Sunny

21° 💧 None 💨 9 km/h H 45%1020 hPa

8:00 PM

Clear night

14° 💧 None 💨 6 km/h H 76%1020 hPa

11:00 PM

Clear night

12° 💧 None 💨 8 km/h H 83%1020 hPa

Sunday

2:00 AM

Clear night

10° 💧 None 💨 8 km/h H 86%1019 hPa

5:00 AM

Clear night

9° 💧 None 💨 9 km/h H 87%1018 hPa

8:00 AM

Sunny

10° 💧 None 💨 8 km/h H 88%1018 hPa

11:00 AM

Sunny

18° 💧 None 💨 8 km/h H 61%1017 hPa

2:00 PM

Sunny

22° 💧 None 💨 10 km/h H 43%1015 hPa

5:00 PM

Mostly sunny

21° 💧 None 💨 11 km/h H 43%1013 hPa

8:00 PM

Partly cloudy night

15° 💧 None 💨 10 km/h H 68%1013 hPa

11:00 PM

Partly cloudy night

13° 💧 None 💨 8 km/h H 76%1013 hPa

Monday

2:00 AM

Mostly clear night

11° 💧 None 💨 7 km/h H 82%1012 hPa

5:00 AM

Mostly clear night

11° 💧 None 💨 8 km/h H 89%1012 hPa

8:00 AM

Sunny

11° 💧 None 💨 6 km/h H 92%1013 hPa

2:00 PM

Mostly sunny

21° 💧 None 💨 8 km/h H 51%1011 hPa

8:00 PM

Clear night

15° 💧 None 💨 12 km/h H 82%1012 hPa

Tuesday

2:00 AM

Clear night

11° 💧 None 💨 1 km/h H 90%1013 hPa

8:00 AM

Overcast

8° 💧 None 💨 2 km/h H 99%1015 hPa

2:00 PM

Mostly cloudy

22° 💧 None 💨 4 km/h H 49%1014 hPa

8:00 PM

Clear night

15° 💧 None 💨 5 km/h H 83%1014 hPa

Wednesday

2:00 AM

Mostly clear night

14° 💧 None 💨 9 km/h H 90%1015 hPa

8:00 AM

Mostly cloudy

14° 💧 None 💨 10 km/h H 97%1016 hPa

2:00 PM

Mostly cloudy

22° 💧 None 💨 14 km/h H 60%1014 hPa

8:00 PM

Overcast night

16° 💧 None 💨 10 km/h H 81%1014 hPa

Thursday

2:00 AM

Overcast night

16° 💧 None 💨 11 km/h H 89%1014 hPa

8:00 AM

Moderate rain

16° 💧 None 💨 11 km/h H 97%1015 hPa

2:00 PM

Overcast

20° 💧 None 💨 10 km/h H 86%1015 hPa

8:00 PM

Overcast night

19° 💧 None 💨 13 km/h H 79%1015 hPa

Friday

2:00 AM

Overcast night

17° 💧 None 💨 12 km/h H 94%1015 hPa

8:00 AM

Mostly cloudy

17° 💧 None 💨 15 km/h H 92%1014 hPa

2:00 PM

Overcast

22° 💧 None 💨 21 km/h H 76%1012 hPa

8:00 PM

Overcast night

19° 💧 None 💨 17 km/h H 93%1011 hPa

Saturday

2:00 AM

Partly cloudy night

18° 💧 None 💨 12 km/h H 97%1010 hPa

8:00 AM

Partly cloudy

17° 💧 None 💨 8 km/h H 99%1010 hPa

2:00 PM

Light rain

23° 💧 None 💨 17 km/h H 72%1008 hPa

8:00 PM

Overcast night

18° 💧 None 💨 12 km/h H 97%1005 hPa

Sunday

2:00 AM

Heavy rain

17° 💧 None 💨 8 km/h H 99%1003 hPa

8:00 AM

Mostly sunny

14° 💧 None 💨 8 km/h H 98%1003 hPa

2:00 PM

Moderate rain

20° 💧 None 💨 14 km/h H 63%1003 hPa

8:00 PM

Mostly clear night

14° 💧 None 💨 6 km/h H 86%1004 hPa

Monday

2:00 AM

Partly cloudy night

13° 💧 None 💨 10 km/h H 95%1005 hPa

8:00 AM

Overcast

11° 💧 None 💨 10 km/h H 97%1007 hPa

2:00 PM

Light rain

13° 💧 None 💨 16 km/h H 75%1007 hPa

8:00 PM

Light rain

11° 💧 None 💨 9 km/h H 95%1006 hPa

Tuesday

2:00 AM

Light rain

11° 💧 None 💨 3 km/h H 96%1005 hPa

8:00 AM

Mostly cloudy

10° 💧 None 💨 6 km/h H 100%1008 hPa

2:00 PM

Light rain

15° 💧 None 💨 13 km/h H 79%1009 hPa

8:00 PM

Mostly cloudy night

13° 💧 None 💨 14 km/h H 82%1012 hPa

Wednesday

2:00 AM

Mostly clear night

11° 💧 None 💨 9 km/h H 95%1014 hPa

8:00 AM

Overcast

12° 💧 None 💨 7 km/h H 91%1017 hPa

In Severn 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 Severn

TomorrowTomorrow

Sunny 19°/8° 💧 None 💨 15 km/h

Thursday, Sep 24Thu Sep 24

Sunny 19°/7° 💧 None 💨 12 km/h

Friday, Sep 25Fri Sep 25

Mostly cloudy 20°/7° 💧 None 💨 9 km/h

Saturday, Sep 26Sat Sep 26

Sunny 22°/8° 💧 None 💨 9 km/h

Sunday, Sep 27Sun Sep 27

Mostly sunny 22°/9° 💧 None 💨 11 km/h

Monday, Sep 28Mon Sep 28

Mostly sunny 21°/11° 💧 None 💨 12 km/h

Tuesday, Sep 29Tue Sep 29

Overcast 22°/8° 💧 None 💨 5 km/h

Wednesday, Sep 30Wed Sep 30

Mostly sunny 22°/14° 💧 None 💨 14 km/h

Thursday, Oct 1Thu Oct 1

Moderate rain 20°/16° 💧 7.8 mm 💨 13 km/h

Friday, Oct 2Fri Oct 2

Overcast 22°/17° 💧 1.9 mm 💨 21 km/h

Saturday, Oct 3Sat Oct 3

Light rain 23°/17° 💧 3.4 mm 💨 17 km/h

Sunday, Oct 4Sun Oct 4

Heavy rain 20°/14° 💧 12 mm 💨 14 km/h

Monday, Oct 5Mon Oct 5

Light rain 13°/11° 💧 2.3 mm 💨 16 km/h

Tuesday, Oct 6Tue Oct 6

Light rain 15°/10° 💧 5.4 mm 💨 14 km/h

Wednesday, Oct 7Wed Oct 7

Overcast 12°/11° 💧 0.2 mm 💨 9 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Severn

Vertical axis: °C · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Severn

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 7:00 PM

PM2.5 Fine particles Good 1,7µg/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 73,3µg/m³

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

NO₂ Nitrogen dioxide Good 6,1µg/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 Severn

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 4,8Moderate 🙂Fair

Tomorrow UV 4,8Moderate 🙂Fair

Thursday UV 4,7Moderate 🙂Fair

Friday UV 4,3Moderate 😐Moderate

Saturday UV 4,5Moderate 🙂Fair

Sunday UV 6,0High —Unavailable

Monday UV 6,0High —Unavailable

Hourly UV index today

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.

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 Severn

Vertical axis: km/h · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SEVERN, ONTARIO

Tonight's Stargazing & Shooting Stars

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

98/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:54 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 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 min71%

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 Severn were last refreshed today at 6:43 PM. The current forecast period extends through 24/09/2026 at 4:00 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.