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Current weather in Seguin is clear sky.

Where can I find the hourly weather forecast for Seguin?

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

Is the weather forecast for Seguin updated regularly?

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

Now · 2:43 AM

Seguin Weather & Hourly Forecast

Canada · Ontario

8°C

Clear night

Feels like: 4°C

💧 Humidity 86% 🌡 Pressure 1034 hPa 💨 Wind 12 km/h 👁 Visibility 39.7 km ☁ Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 7:06 AM 🌇 Sunset 7:16 PM

Hourly Forecast for Seguin

Today

3:00 AM

Clear night

8° 💧 None 💨 12 km/h H 86%1034 hPa

6:00 AM

Clear night

8° 💧 None 💨 12 km/h H 88%1034 hPa

9:00 AM

Sunny

11° 💧 None 💨 12 km/h H 74%1036 hPa

12:00 PM

Sunny

16° 💧 None 💨 13 km/h H 55%1035 hPa

3:00 PM

Sunny

18° 💧 None 💨 11 km/h H 48%1034 hPa

6:00 PM

Sunny

17° 💧 None 💨 9 km/h H 57%1033 hPa

9:00 PM

Clear night

12° 💧 None 💨 14 km/h H 72%1034 hPa

Tomorrow

12:00 AM

Clear night

10° 💧 None 💨 13 km/h H 79%1034 hPa

3:00 AM

Clear night

8° 💧 None 💨 10 km/h H 88%1034 hPa

6:00 AM

Clear night

8° 💧 None 💨 10 km/h H 87%1034 hPa

9:00 AM

Sunny

11° 💧 None 💨 8 km/h H 80%1034 hPa

12:00 PM

Sunny

17° 💧 None 💨 7 km/h H 53%1033 hPa

3:00 PM

Sunny

19° 💧 None 💨 4 km/h H 46%1031 hPa

6:00 PM

Sunny

17° 💧 None 💨 5 km/h H 63%1029 hPa

9:00 PM

Clear night

11° 💧 None 💨 3 km/h H 76%1030 hPa

Friday

12:00 AM

Clear night

10° 💧 None 💨 11 km/h H 84%1029 hPa

Today

3:00 AM

Clear night

8° 💧 None 💨 12 km/h H 86%1034 hPa

4:00 AM

Clear night

8° 💧 None 💨 12 km/h H 86%1034 hPa

5:00 AM

Clear night

8° 💧 None 💨 12 km/h H 87%1034 hPa

6:00 AM

Clear night

8° 💧 None 💨 12 km/h H 88%1034 hPa

7:00 AM

Clear night

8° 💧 None 💨 13 km/h H 88%1035 hPa

8:00 AM

Sunny

9° 💧 None 💨 13 km/h H 82%1035 hPa

9:00 AM

Sunny

11° 💧 None 💨 12 km/h H 74%1036 hPa

10:00 AM

Sunny

13° 💧 None 💨 13 km/h H 65%1036 hPa

11:00 AM

Sunny

15° 💧 None 💨 14 km/h H 59%1035 hPa

12:00 PM

Sunny

16° 💧 None 💨 13 km/h H 55%1035 hPa

1:00 PM

Sunny

17° 💧 None 💨 12 km/h H 52%1035 hPa

2:00 PM

Sunny

18° 💧 None 💨 11 km/h H 50%1034 hPa

3:00 PM

Sunny

18° 💧 None 💨 11 km/h H 48%1034 hPa

4:00 PM

Sunny

18° 💧 None 💨 11 km/h H 48%1033 hPa

5:00 PM

Sunny

18° 💧 None 💨 11 km/h H 48%1033 hPa

6:00 PM

Sunny

17° 💧 None 💨 9 km/h H 57%1033 hPa

7:00 PM

Sunny

14° 💧 None 💨 10 km/h H 70%1033 hPa

8:00 PM

Clear night

12° 💧 None 💨 13 km/h H 73%1033 hPa

9:00 PM

Clear night

12° 💧 None 💨 14 km/h H 72%1034 hPa

10:00 PM

Clear night

12° 💧 None 💨 13 km/h H 74%1034 hPa

11:00 PM

Clear night

11° 💧 None 💨 13 km/h H 77%1034 hPa

Tomorrow

12:00 AM

Clear night

10° 💧 None 💨 13 km/h H 79%1034 hPa

1:00 AM

Clear night

10° 💧 None 💨 12 km/h H 83%1034 hPa

2:00 AM

Clear night

9° 💧 None 💨 11 km/h H 87%1033 hPa

3:00 AM

Clear night

8° 💧 None 💨 10 km/h H 88%1034 hPa

4:00 AM

Clear night

8° 💧 None 💨 10 km/h H 87%1034 hPa

5:00 AM

Clear night

8° 💧 None 💨 10 km/h H 87%1034 hPa

6:00 AM

Clear night

8° 💧 None 💨 10 km/h H 87%1034 hPa

7:00 AM

Clear night

8° 💧 None 💨 10 km/h H 89%1034 hPa

8:00 AM

Sunny

9° 💧 None 💨 10 km/h H 88%1034 hPa

9:00 AM

Sunny

11° 💧 None 💨 8 km/h H 80%1034 hPa

10:00 AM

Sunny

13° 💧 None 💨 8 km/h H 70%1034 hPa

11:00 AM

Sunny

15° 💧 None 💨 8 km/h H 61%1034 hPa

12:00 PM

Sunny

17° 💧 None 💨 7 km/h H 53%1033 hPa

1:00 PM

Sunny

17° 💧 None 💨 6 km/h H 50%1032 hPa

2:00 PM

Sunny

18° 💧 None 💨 5 km/h H 47%1031 hPa

3:00 PM

Sunny

19° 💧 None 💨 4 km/h H 46%1031 hPa

4:00 PM

Sunny

19° 💧 None 💨 5 km/h H 44%1030 hPa

5:00 PM

Sunny

19° 💧 None 💨 5 km/h H 44%1030 hPa

6:00 PM

Sunny

17° 💧 None 💨 5 km/h H 63%1029 hPa

7:00 PM

Sunny

15° 💧 None 💨 5 km/h H 64%1029 hPa

8:00 PM

Clear night

13° 💧 None 💨 3 km/h H 68%1029 hPa

9:00 PM

Clear night

11° 💧 None 💨 3 km/h H 76%1030 hPa

10:00 PM

Clear night

10° 💧 None 💨 6 km/h H 83%1030 hPa

11:00 PM

Clear night

10° 💧 None 💨 10 km/h H 84%1029 hPa

Friday

12:00 AM

Clear night

10° 💧 None 💨 11 km/h H 84%1029 hPa

1:00 AM

Clear night

9° 💧 None 💨 10 km/h H 84%1029 hPa

2:00 AM

Clear night

9° 💧 None 💨 7 km/h H 83%1028 hPa

3:00 AM

Clear night

8° 💧 None 💨 5 km/h H 85%1028 hPa

4:00 AM

Clear night

8° 💧 None 💨 5 km/h H 88%1029 hPa

5:00 AM

Clear night

7° 💧 None 💨 6 km/h H 90%1029 hPa

6:00 AM

Clear night

7° 💧 None 💨 6 km/h H 89%1028 hPa

7:00 AM

Clear night

7° 💧 None 💨 6 km/h H 89%1029 hPa

8:00 AM

Sunny

8° 💧 None 💨 6 km/h H 90%1029 hPa

9:00 AM

Sunny

11° 💧 None 💨 4 km/h H 83%1029 hPa

10:00 AM

Sunny

15° 💧 None 💨 4 km/h H 71%1029 hPa

11:00 AM

Sunny

17° 💧 None 💨 3 km/h H 54%1029 hPa

12:00 PM

Sunny

18° 💧 None 💨 2 km/h H 48%1029 hPa

1:00 PM

Sunny

19° 💧 None 💨 1 km/h H 45%1028 hPa

2:00 PM

Sunny

20° 💧 None 💨 2 km/h H 44%1027 hPa

3:00 PM

Sunny

20° 💧 None 💨 2 km/h H 44%1026 hPa

4:00 PM

Sunny

20° 💧 None 💨 4 km/h H 44%1026 hPa

5:00 PM

Sunny

20° 💧 None 💨 6 km/h H 46%1025 hPa

6:00 PM

Sunny

18° 💧 None 💨 7 km/h H 60%1025 hPa

7:00 PM

Sunny

15° 💧 None 💨 7 km/h H 71%1026 hPa

8:00 PM

Clear night

13° 💧 None 💨 6 km/h H 78%1026 hPa

11:00 PM

Clear night

11° 💧 None 💨 12 km/h H 84%1026 hPa

Saturday

2:00 AM

Clear night

10° 💧 None 💨 9 km/h H 88%1025 hPa

5:00 AM

Clear night

10° 💧 None 💨 8 km/h H 86%1025 hPa

8:00 AM

Sunny

10° 💧 None 💨 9 km/h H 84%1025 hPa

11:00 AM

Sunny

18° 💧 None 💨 5 km/h H 60%1025 hPa

2:00 PM

Sunny

21° 💧 None 💨 4 km/h H 44%1023 hPa

5:00 PM

Sunny

21° 💧 None 💨 8 km/h H 43%1021 hPa

8:00 PM

Clear night

15° 💧 None 💨 12 km/h H 66%1021 hPa

11:00 PM

Clear night

12° 💧 None 💨 10 km/h H 82%1021 hPa

Sunday

2:00 AM

Clear night

11° 💧 None 💨 9 km/h H 89%1020 hPa

5:00 AM

Mostly cloudy night

10° 💧 None 💨 9 km/h H 90%1018 hPa

8:00 AM

Mostly cloudy

10° 💧 None 💨 11 km/h H 88%1018 hPa

11:00 AM

Mostly cloudy

18° 💧 None 💨 10 km/h H 59%1017 hPa

2:00 PM

Mostly sunny

21° 💧 None 💨 12 km/h H 42%1014 hPa

5:00 PM

Sunny

21° 💧 None 💨 10 km/h H 44%1013 hPa

8:00 PM

Clear night

14° 💧 None 💨 10 km/h H 77%1013 hPa

11:00 PM

Mostly clear night

12° 💧 None 💨 9 km/h H 87%1012 hPa

Monday

2:00 AM

Clear night

11° 💧 None 💨 7 km/h H 88%1012 hPa

5:00 AM

Clear night

10° 💧 None 💨 5 km/h H 92%1012 hPa

8:00 AM

Sunny

10° 💧 None 💨 3 km/h H 94%1012 hPa

11:00 AM

Partly cloudy

18° 💧 None 💨 1 km/h H 61%1012 hPa

2:00 PM

Mostly sunny

20° 💧 None 💨 9 km/h H 45%1011 hPa

8:00 PM

Mostly clear night

21° 💧 None 💨 9 km/h H 46%1011 hPa

Tuesday

2:00 AM

Clear night

15° 💧 None 💨 9 km/h H 74%1012 hPa

8:00 AM

Sunny

11° 💧 None 💨 3 km/h H 89%1013 hPa

2:00 PM

Mostly sunny

11° 💧 None 💨 3 km/h H 95%1015 hPa

8:00 PM

Mostly clear night

22° 💧 None 💨 4 km/h H 43%1014 hPa

Wednesday

2:00 AM

Clear night

15° 💧 None 💨 2 km/h H 77%1014 hPa

8:00 AM

Mostly sunny

14° 💧 None 💨 7 km/h H 86%1015 hPa

2:00 PM

Overcast

14° 💧 None 💨 10 km/h H 96%1016 hPa

8:00 PM

Partly cloudy night

22° 💧 None 💨 13 km/h H 50%1014 hPa

Thursday

2:00 AM

Overcast night

18° 💧 None 💨 10 km/h H 74%1014 hPa

8:00 AM

Light rain

15° 💧 None 💨 9 km/h H 96%1014 hPa

2:00 PM

Moderate rain

15° 💧 None 💨 12 km/h H 98%1015 hPa

8:00 PM

Light rain

17° 💧 None 💨 11 km/h H 98%1015 hPa

Friday

2:00 AM

Light rain

17° 💧 None 💨 13 km/h H 97%1015 hPa

8:00 AM

Overcast

16° 💧 None 💨 14 km/h H 97%1015 hPa

2:00 PM

Overcast

17° 💧 None 💨 16 km/h H 96%1013 hPa

8:00 PM

Moderate rain

20° 💧 None 💨 17 km/h H 84%1011 hPa

Saturday

2:00 AM

Light rain

17° 💧 None 💨 17 km/h H 99%1010 hPa

8:00 AM

Mostly cloudy

18° 💧 None 💨 11 km/h H 99%1010 hPa

2:00 PM

Overcast

16° 💧 None 💨 8 km/h H 100%1010 hPa

8:00 PM

Light rain

22° 💧 None 💨 15 km/h H 74%1008 hPa

Sunday

2:00 AM

Light rain

17° 💧 None 💨 10 km/h H 98%1005 hPa

8:00 AM

Heavy rain

16° 💧 None 💨 12 km/h H 99%1003 hPa

2:00 PM

Light rain

14° 💧 None 💨 9 km/h H 99%1003 hPa

8:00 PM

Light rain

15° 💧 None 💨 11 km/h H 91%1004 hPa

Monday

2:00 AM

Mostly clear night

14° 💧 None 💨 6 km/h H 90%1004 hPa

8:00 AM

Mostly sunny

13° 💧 None 💨 11 km/h H 96%1004 hPa

2:00 PM

Overcast

11° 💧 None 💨 10 km/h H 96%1006 hPa

8:00 PM

Light rain

12° 💧 None 💨 10 km/h H 95%1006 hPa

Tuesday

2:00 AM

Moderate rain

12° 💧 None 💨 6 km/h H 96%1005 hPa

8:00 AM

Overcast

11° 💧 None 💨 6 km/h H 99%1006 hPa

2:00 PM

Overcast

10° 💧 None 💨 7 km/h H 100%1008 hPa

8:00 PM

Mostly cloudy night

15° 💧 None 💨 13 km/h H 75%1009 hPa

Wednesday

2:00 AM

Overcast night

12° 💧 None 💨 14 km/h H 87%1013 hPa

8:00 AM

Overcast

12° 💧 None 💨 12 km/h H 88%1014 hPa

2:00 PM

Overcast

11° 💧 None 💨 8 km/h H 93%1017 hPa

In Seguin 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 Seguin

TomorrowTomorrow

Sunny 19°/8° 💧 None 💨 13 km/h

Friday, Sep 25Fri Sep 25

Sunny 20°/7° 💧 None 💨 12 km/h

Saturday, Sep 26Sat Sep 26

Sunny 21°/10° 💧 None 💨 12 km/h

Sunday, Sep 27Sun Sep 27

Mostly cloudy 21°/10° 💧 None 💨 12 km/h

Monday, Sep 28Mon Sep 28

Partly cloudy 21°/10° 💧 None 💨 9 km/h

Tuesday, Sep 29Tue Sep 29

Mostly sunny 22°/11° 💧 None 💨 9 km/h

Wednesday, Sep 30Wed Sep 30

Mostly sunny 22°/14° 💧 None 💨 13 km/h

Thursday, Oct 1Thu Oct 1

Moderate rain 18°/15° 💧 24 mm 💨 12 km/h

Friday, Oct 2Fri Oct 2

Moderate rain 20°/16° 💧 4.0 mm 💨 17 km/h

Saturday, Oct 3Sat Oct 3

Light rain 22°/16° 💧 13 mm 💨 17 km/h

Sunday, Oct 4Sun Oct 4

Heavy rain 17°/14° 💧 20 mm 💨 12 km/h

Monday, Oct 5Mon Oct 5

Light rain 14°/11° 💧 4.3 mm 💨 11 km/h

Tuesday, Oct 6Tue Oct 6

Moderate rain 15°/10° 💧 9.8 mm 💨 13 km/h

Wednesday, Oct 7Wed Oct 7

Overcast 12°/11° 💧 0.3 mm 💨 14 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Seguin

Vertical axis: °C · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Seguin

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 3:00 AM

PM2.5 Fine particles Good 1,0µg/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 1,5µg/m³

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

O₃ Ozone Good 52,0µg/m³

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

NO₂ Nitrogen dioxide Good 3,1µg/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 Seguin

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 😊Good

Tomorrow UV 4,6Moderate 🙂Fair

Friday UV 4,2Moderate 🙂Fair

Saturday UV 4,4Moderate 🙂Fair

Sunday UV 6,0High 😊Good

Monday UV 6,0High —Unavailable

Tuesday UV 6,0High —Unavailable

Hourly UV index today

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

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 Seguin

Vertical axis: km/h · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SEGUIN, ONTARIO

Tonight's Stargazing & Shooting Stars

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

100/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:56 PM–5:28 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 59° 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 Seguin were last refreshed today at 2:43 AM. The current forecast period extends through 25/09/2026 at 12:00 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.