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Hourly
7 Days
14 Days
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Monthly
°C
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°Celsius
°Fahrenheit
Monthly Historical Averages
Newcastle, ON
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March
Average Temperature
High
4°
Feels 2
Low
-4°
Feels -9
Average Precipitation
11 Days
Rain amount
76.2mm
Snow amount
14.8cm
Daily Historical Averages
March 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
-6°
18
-1°
19
4°
20
3°
21
4°
22
2°
23
-1°
24
2°
25
3°
26
6°
27
1°
28
0°
29
2°
30
3°
31
4°
Forecast
Tuesday, March 17, 2026
Day
-6°
Feels -14
Wind
52 km/h W
Gust
78 km/h
Humidity
49%
P.O.P
40%
Snow
<1 cm
Night
-10°
Feels -17
Wind
31 km/h W
Gust
47 km/h
Humidity
80%
P.O.P
40%
Snow
<1 cm
Historical Averages
Mar 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.