🇨🇦 Weather in Richmond Hill
Map Overlays:
Hourly Forecast for Richmond Hill
18:00
18°
78%
19:00
16°
81%
20:00
15°
83%
21:00
14°
84%
22:00
13°
82%
23:00
13°
83%
00:00
12°
83%
01:00
12°
83%
02:00
12°
87%
03:00
12°
81%
04:00
13°
87%
05:00
13°
88%
06:00
13°
89%
07:00
13°
59%
08:00
14°
56%
09:00
14°
42%
10:00
14°
34%
11:00
15°
35%
12:00
18°
38%
13:00
18°
31%
14:00
20°
21%
15:00
20°
18%
16:00
20°
22%
17:00
20°
36%
14-Day Forecast for Richmond Hill
2026-08-23
Moderate rain
19° /
13°
2026-08-24
Patchy rain nearby
20° /
12°
2026-08-25
Overcast
24° /
14°
2026-08-26
Sunny
25° /
16°
2026-08-27
Light rain shower
25° /
18°
2026-08-28
Sunny
22° /
16°
2026-08-29
Sunny
24° /
14°
Additional Forecasts for Richmond Hill
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 135.0 μg/m³
O₃ (Ozone) 59.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.2 μg/m³
SO₂ (Sulphur Dioxide) 0.6 μg/m³
PM2.5 (Fine particles) 0.4 μg/m³
PM10 (Coarse particles) 0.4 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Canada
Weather in Richmond Hill — FAQ
Answers refreshed each request based on current conditions in Richmond Hill.
What is the weather like right now in Richmond Hill?
Right now in Richmond Hill, Canada the temperature is 18.4°C (feels like 15.9°C), with moderate rain. Relative humidity is 78% and wind is 20.5 km/h.
What is today's high and low temperature in Richmond Hill?
Today's forecast high in Richmond Hill is 19.1°C and the overnight low is 12.9°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Richmond Hill today?
The chance of precipitation in Richmond Hill today is 89%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Richmond Hill differ from nearby cities?
Even short distances can change temperatures noticeably. Richmond Hill's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.