Patterson, ON

Weather Forecast

Tue, Apr 21. Next 3 days: No precipitation. Temp high +14°C, low -5°C. Moderate wind on Tue and Thu, up to 20 km/h.

Tue
21 		Wed
22 		Thu
23 		Fri
24 		Sat
25
AM PM night AM PM night AM PM night AM PM night AM PM night
Cloud cover, %%
Max temp, °C 4 8 7 9 11 10 10 14 11 9 11 9 7 10 11
Min temp, °C -5 5 6 5 10 6 5 11 7 7 9 6 6 8 10
Rain, mm - - - - - - - - - - - 1 2 15 2
Snow, cm - - - - - - - - - - - - - - -
Wind avg, km/h 10 20 10 5 5 10 10 10 15 25 20 20 20 15 15
Humidity, %% 60 60 70 80 80 80 80 80 70 60 60 60 90 100 100
Freezing level, m 200 1700 2500 2600 2700 2900 3000 3100 3300 3300 3200 3300 3300 3200 3200
Cloud
cover		 °C Rain
mm		 Snow
cm		 Wind
km/h		 Humid
%%		 Freeze
m
21 Tue
21
Tue 		AM 0 - - 10 60 200
PM 8 - - 20 60 1700
night 6 - - 10 70 2500
22 Wed
22
Wed 		AM 7 - - 5 80 2600
PM 11 - - 5 80 2700
night 6 - - 10 80 2900
23 Thu
23
Thu 		AM 8 - - 10 80 3000
PM 14 - - 10 80 3100
night 7 - - 15 70 3300
24 Fri
24
Fri 		AM 8 - - 25 60 3300
PM 11 - - 20 60 3200
night 6 1 - 20 60 3300
25 Sat
25
Sat 		AM 6 2 - 20 90 3300
PM 10 15 - 15 100 3200
night 10 2 - 15 100 3200

  1. Each time period answers the question: "If I go at <XX>, what is the weather that I should expect?". So, approximately:
    • AM - from 4am till noon
    • PM - from noon till 8pm
    • night - from 8pm till 4am next day
  2. Wind arrow shows direction of air flow. So arrow pointing up means wind from south to north; arrow pointing right means wind from west to east.
Location Ontario,
near Richmond Hill
Altitude 223 m