Monthly Historical AveragesNewcastle, ON
Average Temperature
High
25°
Feels 26
Low
15°
Feels 15
Average Precipitation
12 Days
84.8mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, August 4, 2026
Day
25°Feels 29
Wind
12 km/h SW
Gust
23 km/h
Humidity
54%
P.O.P
0%
Night
17°Feels 17
Wind
11 km/h NE
Gust
17 km/h
Humidity
93%
P.O.P
0%
Historical AveragesAug 4
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity