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Current weather in South Algonquin is clear sky.

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

Now · 4:34 AM

South Algonquin Weather & Hourly Forecast

Canada · Ontario

6°C

Clear night

Feels like: 3°C

💧 Humidity 90% 🌡 Pressure 1035 hPa 💨 Wind 8 km/h 👁 Visibility 41.1 km ☁ Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:59 AM 🌇 Sunset 7:09 PM

Hourly Forecast for South Algonquin

Today

5:00 AM

Clear night

6° 💧 None 💨 8 km/h H 90%1035 hPa

8:00 AM

Sunny

7° 💧 None 💨 10 km/h H 91%1037 hPa

11:00 AM

Sunny

13° 💧 None 💨 13 km/h H 61%1037 hPa

2:00 PM

Sunny

16° 💧 None 💨 13 km/h H 50%1035 hPa

5:00 PM

Sunny

15° 💧 None 💨 12 km/h H 51%1034 hPa

8:00 PM

Clear night

10° 💧 None 💨 8 km/h H 80%1035 hPa

11:00 PM

Clear night

8° 💧 None 💨 7 km/h H 81%1035 hPa

Tomorrow

2:00 AM

Clear night

7° 💧 None 💨 6 km/h H 82%1034 hPa

5:00 AM

Clear night

6° 💧 None 💨 4 km/h H 85%1034 hPa

8:00 AM

Sunny

7° 💧 None 💨 4 km/h H 89%1035 hPa

11:00 AM

Sunny

14° 💧 None 💨 8 km/h H 56%1034 hPa

2:00 PM

Sunny

17° 💧 None 💨 9 km/h H 41%1032 hPa

5:00 PM

Sunny

16° 💧 None 💨 9 km/h H 39%1030 hPa

8:00 PM

Clear night

10° 💧 None 💨 6 km/h H 75%1030 hPa

11:00 PM

Clear night

9° 💧 None 💨 2 km/h H 81%1030 hPa

Friday

2:00 AM

Clear night

8° 💧 None 💨 4 km/h H 82%1028 hPa

Today

5:00 AM

Clear night

6° 💧 None 💨 8 km/h H 90%1035 hPa

6:00 AM

Clear night

5° 💧 None 💨 9 km/h H 91%1035 hPa

7:00 AM

Sunny

5° 💧 None 💨 10 km/h H 93%1036 hPa

8:00 AM

Sunny

7° 💧 None 💨 10 km/h H 91%1037 hPa

9:00 AM

Sunny

9° 💧 None 💨 9 km/h H 82%1037 hPa

10:00 AM

Sunny

11° 💧 None 💨 11 km/h H 71%1037 hPa

11:00 AM

Sunny

13° 💧 None 💨 13 km/h H 61%1037 hPa

12:00 PM

Sunny

14° 💧 None 💨 14 km/h H 55%1037 hPa

1:00 PM

Sunny

15° 💧 None 💨 13 km/h H 51%1036 hPa

2:00 PM

Sunny

16° 💧 None 💨 13 km/h H 50%1035 hPa

3:00 PM

Sunny

16° 💧 None 💨 12 km/h H 48%1035 hPa

4:00 PM

Sunny

16° 💧 None 💨 12 km/h H 49%1034 hPa

5:00 PM

Sunny

15° 💧 None 💨 12 km/h H 51%1034 hPa

6:00 PM

Sunny

14° 💧 None 💨 11 km/h H 56%1034 hPa

7:00 PM

Sunny

11° 💧 None 💨 8 km/h H 72%1034 hPa

8:00 PM

Clear night

10° 💧 None 💨 8 km/h H 80%1035 hPa

9:00 PM

Clear night

9° 💧 None 💨 7 km/h H 82%1035 hPa

10:00 PM

Clear night

9° 💧 None 💨 7 km/h H 83%1035 hPa

11:00 PM

Clear night

8° 💧 None 💨 7 km/h H 81%1035 hPa

Tomorrow

12:00 AM

Clear night

8° 💧 None 💨 7 km/h H 80%1035 hPa

1:00 AM

Clear night

7° 💧 None 💨 7 km/h H 81%1035 hPa

2:00 AM

Clear night

7° 💧 None 💨 6 km/h H 82%1034 hPa

3:00 AM

Clear night

7° 💧 None 💨 6 km/h H 82%1034 hPa

4:00 AM

Clear night

6° 💧 None 💨 5 km/h H 83%1034 hPa

5:00 AM

Clear night

6° 💧 None 💨 4 km/h H 85%1034 hPa

6:00 AM

Clear night

6° 💧 None 💨 3 km/h H 86%1035 hPa

7:00 AM

Sunny

6° 💧 None 💨 3 km/h H 87%1035 hPa

8:00 AM

Sunny

7° 💧 None 💨 4 km/h H 89%1035 hPa

9:00 AM

Sunny

10° 💧 None 💨 5 km/h H 78%1035 hPa

10:00 AM

Sunny

12° 💧 None 💨 6 km/h H 67%1035 hPa

11:00 AM

Sunny

14° 💧 None 💨 8 km/h H 56%1034 hPa

12:00 PM

Sunny

15° 💧 None 💨 9 km/h H 50%1034 hPa

1:00 PM

Sunny

16° 💧 None 💨 9 km/h H 45%1033 hPa

2:00 PM

Sunny

17° 💧 None 💨 9 km/h H 41%1032 hPa

3:00 PM

Sunny

17° 💧 None 💨 8 km/h H 38%1031 hPa

4:00 PM

Sunny

17° 💧 None 💨 9 km/h H 38%1031 hPa

5:00 PM

Sunny

16° 💧 None 💨 9 km/h H 39%1030 hPa

6:00 PM

Sunny

15° 💧 None 💨 7 km/h H 50%1030 hPa

7:00 PM

Sunny

11° 💧 None 💨 7 km/h H 67%1030 hPa

8:00 PM

Clear night

10° 💧 None 💨 6 km/h H 75%1030 hPa

9:00 PM

Clear night

10° 💧 None 💨 5 km/h H 78%1030 hPa

10:00 PM

Clear night

9° 💧 None 💨 2 km/h H 79%1030 hPa

11:00 PM

Clear night

9° 💧 None 💨 2 km/h H 81%1030 hPa

Friday

12:00 AM

Clear night

8° 💧 None 💨 3 km/h H 83%1029 hPa

1:00 AM

Clear night

8° 💧 None 💨 3 km/h H 83%1029 hPa

2:00 AM

Clear night

8° 💧 None 💨 4 km/h H 82%1028 hPa

3:00 AM

Clear night

7° 💧 None 💨 5 km/h H 82%1028 hPa

4:00 AM

Clear night

7° 💧 None 💨 6 km/h H 81%1028 hPa

5:00 AM

Clear night

7° 💧 None 💨 7 km/h H 82%1028 hPa

6:00 AM

Clear night

7° 💧 None 💨 8 km/h H 82%1028 hPa

7:00 AM

Clear night

7° 💧 None 💨 8 km/h H 82%1029 hPa

8:00 AM

Sunny

9° 💧 None 💨 9 km/h H 80%1029 hPa

9:00 AM

Sunny

12° 💧 None 💨 9 km/h H 69%1029 hPa

10:00 AM

Sunny

15° 💧 None 💨 7 km/h H 58%1029 hPa

11:00 AM

Sunny

17° 💧 None 💨 9 km/h H 48%1028 hPa

12:00 PM

Sunny

18° 💧 None 💨 8 km/h H 45%1028 hPa

1:00 PM

Sunny

19° 💧 None 💨 8 km/h H 42%1028 hPa

2:00 PM

Sunny

20° 💧 None 💨 7 km/h H 42%1027 hPa

3:00 PM

Sunny

20° 💧 None 💨 7 km/h H 41%1026 hPa

4:00 PM

Sunny

20° 💧 None 💨 7 km/h H 41%1025 hPa

5:00 PM

Sunny

19° 💧 None 💨 6 km/h H 43%1025 hPa

6:00 PM

Sunny

18° 💧 None 💨 4 km/h H 64%1025 hPa

7:00 PM

Sunny

14° 💧 None 💨 4 km/h H 69%1025 hPa

8:00 PM

Clear night

12° 💧 None 💨 4 km/h H 76%1026 hPa

11:00 PM

Clear night

10° 💧 None 💨 5 km/h H 80%1026 hPa

Saturday

2:00 AM

Clear night

9° 💧 None 💨 8 km/h H 79%1026 hPa

5:00 AM

Clear night

8° 💧 None 💨 8 km/h H 79%1025 hPa

8:00 AM

Sunny

9° 💧 None 💨 8 km/h H 79%1026 hPa

11:00 AM

Sunny

18° 💧 None 💨 8 km/h H 47%1026 hPa

2:00 PM

Sunny

20° 💧 None 💨 8 km/h H 40%1024 hPa

5:00 PM

Sunny

20° 💧 None 💨 8 km/h H 40%1023 hPa

8:00 PM

Mostly clear night

12° 💧 None 💨 10 km/h H 68%1023 hPa

11:00 PM

Partly cloudy night

11° 💧 None 💨 11 km/h H 84%1023 hPa

Sunday

2:00 AM

Mostly clear night

9° 💧 None 💨 7 km/h H 83%1022 hPa

5:00 AM

Clear night

8° 💧 None 💨 10 km/h H 88%1022 hPa

8:00 AM

Partly cloudy

9° 💧 None 💨 10 km/h H 87%1022 hPa

11:00 AM

Mostly cloudy

16° 💧 None 💨 11 km/h H 55%1021 hPa

2:00 PM

Overcast

19° 💧 None 💨 12 km/h H 44%1019 hPa

5:00 PM

Mostly sunny

19° 💧 None 💨 11 km/h H 44%1018 hPa

8:00 PM

Mostly clear night

13° 💧 None 💨 8 km/h H 74%1017 hPa

11:00 PM

Mostly clear night

11° 💧 None 💨 7 km/h H 75%1016 hPa

Monday

2:00 AM

Mostly cloudy night

10° 💧 None 💨 5 km/h H 81%1016 hPa

5:00 AM

Partly cloudy night

8° 💧 None 💨 6 km/h H 85%1015 hPa

8:00 AM

Mostly cloudy

10° 💧 None 💨 5 km/h H 85%1016 hPa

11:00 AM

Mostly cloudy

17° 💧 None 💨 7 km/h H 56%1015 hPa

2:00 PM

Mostly sunny

20° 💧 None 💨 9 km/h H 47%1013 hPa

5:00 PM

Sunny

20° 💧 None 💨 6 km/h H 46%1012 hPa

8:00 PM

Clear night

14° 💧 None 💨 1 km/h H 75%1013 hPa

Tuesday

2:00 AM

Clear night

9° 💧 None 💨 6 km/h H 89%1014 hPa

8:00 AM

Sunny

9° 💧 None 💨 8 km/h H 92%1015 hPa

2:00 PM

Sunny

22° 💧 None 💨 7 km/h H 41%1014 hPa

8:00 PM

Mostly cloudy night

14° 💧 None 💨 10 km/h H 79%1014 hPa

Wednesday

2:00 AM

Clear night

10° 💧 None 💨 9 km/h H 91%1014 hPa

8:00 AM

Partly cloudy

12° 💧 None 💨 15 km/h H 96%1013 hPa

2:00 PM

Mostly cloudy

21° 💧 None 💨 18 km/h H 57%1008 hPa

8:00 PM

Overcast night

20° 💧 None 💨 22 km/h H 73%1007 hPa

Thursday

2:00 AM

Light rain

18° 💧 None 💨 17 km/h H 98%1008 hPa

8:00 AM

Light rain

17° 💧 None 💨 12 km/h H 99%1008 hPa

2:00 PM

Overcast

22° 💧 None 💨 20 km/h H 68%1003 hPa

8:00 PM

Light rain

18° 💧 None 💨 24 km/h H 98%1000 hPa

Friday

2:00 AM

Light rain

16° 💧 None 💨 17 km/h H 97%1001 hPa

8:00 AM

Mostly cloudy

12° 💧 None 💨 17 km/h H 95%1004 hPa

2:00 PM

Overcast

13° 💧 None 💨 23 km/h H 60%1007 hPa

8:00 PM

Mostly clear night

9° 💧 None 💨 18 km/h H 70%1009 hPa

Saturday

2:00 AM

Clear night

6° 💧 None 💨 16 km/h H 84%1011 hPa

8:00 AM

Partly cloudy

5° 💧 None 💨 17 km/h H 75%1015 hPa

2:00 PM

Overcast

8° 💧 None 💨 17 km/h H 60%1018 hPa

8:00 PM

Partly cloudy night

8° 💧 None 💨 11 km/h H 64%1020 hPa

Sunday

2:00 AM

Clear night

3° 💧 None 💨 7 km/h H 92%1023 hPa

8:00 AM

Mostly cloudy

4° 💧 None 💨 8 km/h H 92%1024 hPa

2:00 PM

Overcast

10° 💧 None 💨 11 km/h H 64%1023 hPa

8:00 PM

Overcast night

8° 💧 None 💨 10 km/h H 86%1022 hPa

Monday

2:00 AM

Overcast night

8° 💧 None 💨 8 km/h H 82%1021 hPa

8:00 AM

Mostly cloudy

7° 💧 None 💨 10 km/h H 85%1021 hPa

2:00 PM

Light rain

13° 💧 None 💨 14 km/h H 76%1019 hPa

8:00 PM

Overcast night

11° 💧 None 💨 16 km/h H 90%1016 hPa

Tuesday

2:00 AM

Overcast night

12° 💧 None 💨 18 km/h H 82%1013 hPa

8:00 AM

Overcast

12° 💧 None 💨 17 km/h H 83%1011 hPa

2:00 PM

Very heavy rain

15° 💧 None 💨 25 km/h H 93%1004 hPa

8:00 PM

Clear night

11° 💧 None 💨 22 km/h H 86%1003 hPa

Wednesday

2:00 AM

Mostly clear night

9° 💧 None 💨 25 km/h H 73%1002 hPa

8:00 AM

Overcast

8° 💧 None 💨 18 km/h H 80%1004 hPa

2:00 PM

Light rain

7° 💧 None 💨 17 km/h H 71%1007 hPa

8:00 PM

Mostly clear night

4° 💧 None 💨 11 km/h H 71%1008 hPa

In South Algonquin 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 South Algonquin

TomorrowTomorrow

Sunny 17°/6° 💧 None 💨 9 km/h

Friday, Sep 25Fri Sep 25

Sunny 20°/7° 💧 None 💨 9 km/h

Saturday, Sep 26Sat Sep 26

Mostly sunny 20°/8° 💧 None 💨 11 km/h

Sunday, Sep 27Sun Sep 27

Mostly sunny 19°/8° 💧 None 💨 12 km/h

Monday, Sep 28Mon Sep 28

Mostly cloudy 20°/8° 💧 None 💨 9 km/h

Tuesday, Sep 29Tue Sep 29

Mostly cloudy 22°/9° 💧 None 💨 10 km/h

Wednesday, Sep 30Wed Sep 30

Partly cloudy 21°/10° 💧 None 💨 22 km/h

Thursday, Oct 1Thu Oct 1

Light rain 22°/17° 💧 12 mm 💨 24 km/h

Friday, Oct 2Fri Oct 2

Light rain 16°/9° 💧 0.9 mm 💨 23 km/h

Saturday, Oct 3Sat Oct 3

Partly cloudy 8°/5° 💧 0.1 mm 💨 17 km/h

Sunday, Oct 4Sun Oct 4

Overcast 10°/3° 💧 0.4 mm 💨 11 km/h

Monday, Oct 5Mon Oct 5

Light rain 13°/7° 💧 2.2 mm 💨 16 km/h

Tuesday, Oct 6Tue Oct 6

Very heavy rain 15°/11° 💧 5.3 mm 💨 25 km/h

Wednesday, Oct 7Wed Oct 7

Light rain 9°/4° 💧 0.8 mm 💨 25 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in South Algonquin

Vertical axis: °C · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for South Algonquin

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 5:00 AM

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 2,1µg/m³

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

O₃ Ozone Fair 62,3µg/m³

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

NO₂ Nitrogen dioxide Good 1,1µg/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 South Algonquin

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 4,7Moderate 🙂Fair

Tomorrow UV 4,6Moderate 🙂Fair

Friday UV 4,7Moderate 🙂Fair

Saturday UV 4,4Moderate 🙂Fair

Sunday UV 5,0Moderate 😊Good

Monday UV 5,0Moderate —Unavailable

Tuesday UV 5,0Moderate —Unavailable

Hourly UV index today

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

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 South Algonquin

Vertical axis: km/h · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SOUTH ALGONQUIN, 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: 8:49 PM–5:21 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 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 South Algonquin were last refreshed today at 3:53 AM. The current forecast period extends through 25/09/2026 at 2:00 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.