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Now · 4:20 a.m.

Walnut Weather & Hourly Forecast

Canada · Ontario

Mostly cloudy night
10°C
Mostly cloudy night
Feels like: 7°C
💧 Humidity 84% 🌡 Pressure 1023 hPa 💨 Wind 11 km/h 👁 Visibility 32.1 km ☁ Clouds 93% ☀️ UV index 0.0 · Low 🌅 Sunrise 7:18 a.m. 🌇 Sunset 7:19 p.m.

Hourly Forecast for Walnut

Today
Overcast night · 5:00 a.m. Overcast night
10° 💧 0 mm 💨 12 km/h 87%1023 hPa
Partly cloudy · 8:00 a.m. Partly cloudy
10° 💧 0 mm 💨 12 km/h 89%1024 hPa
Mostly sunny · 11:00 a.m. Mostly sunny
17° 💧 0 mm 💨 11 km/h 61%1023 hPa
Mostly sunny · 2:00 p.m. Mostly sunny
20° 💧 0 mm 💨 14 km/h 52%1021 hPa
Partly cloudy · 5:00 p.m. Partly cloudy
19° 💧 0 mm 💨 18 km/h 58%1020 hPa
Clear night · 8:00 p.m. Clear night
14° 💧 0 mm 💨 15 km/h 78%1020 hPa
Partly cloudy night · 11:00 p.m. Partly cloudy night
13° 💧 0 mm 💨 12 km/h 78%1020 hPa
Tomorrow
Clear night · 2:00 a.m. Clear night
11° 💧 0 mm 💨 11 km/h 79%1019 hPa
Clear night · 5:00 a.m. Clear night
10° 💧 0 mm 💨 11 km/h 86%1018 hPa
Sunny · 8:00 a.m. Sunny
10° 💧 0 mm 💨 12 km/h 86%1018 hPa
Sunny · 11:00 a.m. Sunny
18° 💧 0 mm 💨 13 km/h 65%1017 hPa
Sunny · 2:00 p.m. Sunny
21° 💧 0 mm 💨 22 km/h 56%1016 hPa
Mostly sunny · 5:00 p.m. Mostly sunny
19° 💧 0 mm 💨 23 km/h 66%1015 hPa
Clear night · 8:00 p.m. Clear night
15° 💧 0 mm 💨 16 km/h 83%1015 hPa
Partly cloudy night · 11:00 p.m. Partly cloudy night
13° 💧 0 mm 💨 11 km/h 90%1015 hPa
Monday
Clear night · 2:00 a.m. Clear night
12° 💧 0 mm 💨 12 km/h 92%1015 hPa

15-Day Weather Outlook for Walnut

TomorrowTomorrow Mostly sunny Mostly sunny 21°/10° 💧 0 mm 💨 24 km/h
Monday 28 SeptemberMon 28 Sep. Mostly sunny Mostly sunny 21°/11° 💧 0 mm 💨 18 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Walnut

Vertical axis: °C · Horizontal axis: hours · Color based on temperature
Overcast night · 5:00 a.m.
10° Today 5:00 a.m.
Mostly cloudy night · 6:00 a.m.
10° 6:00 a.m.
Mostly cloudy night · 7:00 a.m.
9° 7:00 a.m.
Partly cloudy · 8:00 a.m.
10° 8:00 a.m.
Mostly cloudy · 9:00 a.m.
12° Today 9:00 a.m.
Mostly cloudy · 10:00 a.m.
14° 10:00 a.m.
Mostly sunny · 11:00 a.m.
17° 11:00 a.m.
Overcast · 12:00 p.m.
19° 12:00 p.m.
Mostly cloudy · 1:00 p.m.
20° Today 1:00 p.m.
Mostly sunny · 2:00 p.m.
20° 2:00 p.m.
Partly cloudy · 3:00 p.m.
20° 3:00 p.m.
Mostly cloudy · 4:00 p.m.
19° 4:00 p.m.
Partly cloudy · 5:00 p.m.
19° Today 5:00 p.m.
Partly cloudy · 6:00 p.m.
18° 6:00 p.m.
Sunny · 7:00 p.m.
16° 7:00 p.m.
Clear night · 8:00 p.m.
14° 8:00 p.m.
Clear night · 9:00 p.m.
14° Today 9:00 p.m.
Mostly clear night · 10:00 p.m.
13° 10:00 p.m.
Partly cloudy night · 11:00 p.m.
13° 11:00 p.m.
Mostly clear night · 12:00 a.m.
12° 12:00 a.m.
Clear night · 1:00 a.m.
12° Tomorrow 1:00 a.m.
Clear night · 2:00 a.m.
11° 2:00 a.m.
Clear night · 3:00 a.m.
11° 3:00 a.m.
Clear night · 4:00 a.m.
10° 4:00 a.m.
Clear night · 5:00 a.m.
10° Tomorrow 5:00 a.m.
Clear night · 6:00 a.m.
10° 6:00 a.m.
Clear night · 7:00 a.m.
10° 7:00 a.m.
Sunny · 8:00 a.m.
10° 8:00 a.m.
Sunny · 9:00 a.m.
13° Tomorrow 9:00 a.m.
Sunny · 10:00 a.m.
16° 10:00 a.m.
Sunny · 11:00 a.m.
18° 11:00 a.m.
Sunny · 12:00 p.m.
20° 12:00 p.m.
Sunny · 1:00 p.m.
21° Tomorrow 1:00 p.m.
Sunny · 2:00 p.m.
21° 2:00 p.m.
Sunny · 3:00 p.m.
20° 3:00 p.m.
Sunny · 4:00 p.m.
20° 4:00 p.m.
Mostly sunny · 5:00 p.m.
19° Tomorrow 5:00 p.m.
Partly cloudy · 6:00 p.m.
18° 6:00 p.m.
Sunny · 7:00 p.m.
16° 7:00 p.m.
Clear night · 8:00 p.m.
15° 8:00 p.m.
Mostly clear night · 9:00 p.m.
14° Tomorrow 9:00 p.m.
Mostly clear night · 10:00 p.m.
14° 10:00 p.m.
Partly cloudy night · 11:00 p.m.
13° 11:00 p.m.
Mostly clear night · 12:00 a.m.
13° 12:00 a.m.
Clear night · 1:00 a.m.
12° Monday 1:00 a.m.
Clear night · 2:00 a.m.
12° 2:00 a.m.
Clear night · 3:00 a.m.
12° 3:00 a.m.
Clear night · 4:00 a.m.
12° 4:00 a.m.
Clear night · 5:00 a.m.
11° Monday 5:00 a.m.
Clear night · 6:00 a.m.
11° 6:00 a.m.
Clear night · 7:00 a.m.
11° 7:00 a.m.
Sunny · 8:00 a.m.
11° 8:00 a.m.
Sunny · 9:00 a.m.
14° Monday 9:00 a.m.
Mostly sunny · 10:00 a.m.
16° 10:00 a.m.
Sunny · 11:00 a.m.
18° 11:00 a.m.
Sunny · 12:00 p.m.
20° 12:00 p.m.
Sunny · 1:00 p.m.
20° Monday 1:00 p.m.
Partly cloudy · 2:00 p.m.
21° 2:00 p.m.
Partly cloudy · 3:00 p.m.
21° 3:00 p.m.
Mostly sunny · 4:00 p.m.
20° 4:00 p.m.
Mostly cloudy · 5:00 p.m.
19° Monday 5:00 p.m.
Mostly cloudy · 6:00 p.m.
18° 6:00 p.m.
Mostly cloudy · 7:00 p.m.
17° 7:00 p.m.
Mostly clear night · 8:00 p.m.
16° 8:00 p.m.

AIR QUALITY FORECAST

Air Quality Forecast for Walnut

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 5:00 a.m.
PM2.5 PM2.5 Good 4,8µg/m³

Air quality is favorable for outdoor activities.

PM10 PM10 Good 5,6µg/m³

Air quality is favorable for outdoor activities.

O₃ O₃ Fair 75,2µg/m³

Air quality is acceptable for most people.

NO₂ NO₂ Good 5,0µg/m³

Air quality is favorable for outdoor activities.

Air quality is acceptable for most people.

HEALTH & EXPOSURE

UV, Sun & Health Outlook in Walnut

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 4,0Moderate 😐Moderate
Tomorrow UV 3,8Moderate 😐Moderate
Hourly UV index today
7:00 a.m.UV 0,0 8:00 a.m.UV 0,1 9:00 a.m.UV 0,7 10:00 a.m.UV 1,6 11:00 a.m.UV 2,5 12:00 p.m.UV 3,4 1:00 p.m.UV 3,6 2:00 p.m.UV 3,8 3:00 p.m.UV 3,6 4:00 p.m.UV 3,0 5:00 p.m.UV 2,1 6:00 p.m.UV 1,3 7:00 p.m.UV 0,5
Hourly UV index tomorrow
7:00 a.m.UV 0,0 8:00 a.m.UV 0,1 9:00 a.m.UV 0,7 10:00 a.m.UV 1,7 11:00 a.m.UV 2,7 12:00 p.m.UV 3,4 1:00 p.m.UV 3,9 2:00 p.m.UV 4,0 3:00 p.m.UV 3,7 4:00 p.m.UV 3,1 5:00 p.m.UV 2,3 6:00 p.m.UV 1,3 7:00 p.m.UV 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 Walnut

Vertical axis: km/h · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in km/h. Today 5:00 a.m. 6:00 a.m. 7:00 a.m. 8:00 a.m. Today 9:00 a.m. 10:00 a.m. 11:00 a.m. 12:00 p.m. Today 1:00 p.m. 2:00 p.m. 3:00 p.m. 4:00 p.m. Today 5:00 p.m. 6:00 p.m. 7:00 p.m. 8:00 p.m. Today 9:00 p.m. 10:00 p.m. 11:00 p.m. 12:00 a.m. Tomorrow 1:00 a.m. 2:00 a.m. 3:00 a.m. 4:00 a.m. Tomorrow 5:00 a.m. 6:00 a.m. 7:00 a.m. 8:00 a.m. Tomorrow 9:00 a.m. 10:00 a.m. 11:00 a.m. 12:00 p.m. Tomorrow 1:00 p.m. 2:00 p.m. 3:00 p.m. 4:00 p.m. Tomorrow 5:00 p.m. 6:00 p.m. 7:00 p.m. 8:00 p.m. Tomorrow 9:00 p.m. 10:00 p.m. 11:00 p.m. 12:00 a.m. Monday 1:00 a.m. 2:00 a.m. 3:00 a.m. 4:00 a.m. Monday 5:00 a.m. 6:00 a.m. 7:00 a.m. 8:00 a.m. Monday 9:00 a.m. 10:00 a.m. 11:00 a.m. 12:00 p.m. Monday 1:00 p.m. 2:00 p.m. 3:00 p.m. 4:00 p.m. Monday 5:00 p.m. 6:00 p.m. 7:00 p.m. 8:00 p.m.
Sustained wind Max gusts

The technical data used to calculate this forecast for Walnut were updated today at 4:20 a.m.. The displayed forecasts cover the period through 28/09/2026 at 2:00 a.m.. Weather and air-quality data provided by WEATHER-INFO.COM. UV-index data derived from ECMWF UVB by WEATHER PORTAL. Weather information is generated automatically and periodically reviewed by our technical team.

NIGHT SKY · WALNUT, ONTARIO

Tonight's Stargazing & Shooting Stars

Fair observing conditions. Best local viewing window: 6:00 AM–7:00 AM.

47/100Best-hour score
BEST TIME TONIGHT 6:00 AM–7:00 AM Astronomical darkness: 8:54 PM–5:44 AM
☁ Cloud cover 66% Real hourly forecast for the best viewing hour.
☾ Moonlight 100% Full Moon · Moon about 11° above the horizon at the best viewing hour.
☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 57° high at the best hour.
✦ Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min23%
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.