10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
December weather forecast in Thornhill
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
1
+3
+1
1 December, sun
+3
+1
Feels like
−2
743 mmHg
81%
5.8
m/s
SW
+5
1 December, Sunday. day, 3°; night, 1°; overcast
2
+4
+2
2 December, mon
+4
+2
Feels like
−1
744 mmHg
81%
6.1
m/s
W
+6
2 December, Monday. day, 4°; night, 2°; overcast
3
+4
+2
3 December, tue
+4
+2
Feels like
−1
747 mmHg
81%
6.3
m/s
SW
+6
3 December, Tuesday. day, 4°; night, 2°; overcast
4
+5
+3
4 December, wed
+5
+3
Feels like
0
745 mmHg
81%
6.8
m/s
W
+7
4 December, Wednesday. day, 5°; night, 3°; rain
5
+1
0
5 December, thu
+1
0
Feels like
−5
746 mmHg
75%
6.9
m/s
W
+3
5 December, Thursday. day, 1°; night, 0°; overcast
6
0
−2
6 December, fri
0
−2
Feels like
−6
746 mmHg
75%
6.5
m/s
W
+2
6 December, Friday. day, 0°; night, -2°; overcast
7
0
−1
7 December, sat
0
−1
Feels like
−6
746 mmHg
70%
7.1
m/s
SW
+3
7 December, Saturday. day, 0°; night, -1°; snow
8
+1
−1
8 December, sun
+1
−1
Feels like
−5
742 mmHg
81%
6.5
m/s
S
+3
8 December, Sunday. day, 1°; night, -1°; rain
9
−1
−2
9 December, mon
−1
−2
Feels like
−8
743 mmHg
77%
8.1
m/s
W
+1
9 December, Monday. day, -1°; night, -2°; snow
10
−1
−2
10 December, tue
−1
−2
Feels like
−7
744 mmHg
76%
8
m/s
W
+2
10 December, Tuesday. day, -1°; night, -2°; overcast
11
0
−3
11 December, wed
0
−3
Feels like
−6
744 mmHg
79%
6.6
m/s
W
+2
11 December, Wednesday. day, 0°; night, -3°; overcast
12
−1
−2
12 December, thu
−1
−2
Feels like
−7
743 mmHg
81%
6.6
m/s
NW
+1
12 December, Thursday. day, -1°; night, -2°; overcast
13
0
−3
13 December, fri
0
−3
Feels like
−6
743 mmHg
81%
6.8
m/s
W
+2
13 December, Friday. day, 0°; night, -3°; overcast
14
+1
−1
14 December, sat
+1
−1
Feels like
−5
741 mmHg
82%
7.1
m/s
W
+2
14 December, Saturday. day, 1°; night, -1°; overcast
15
−1
−2
15 December, sun
−1
−2
Feels like
−8
744 mmHg
82%
8.3
m/s
W
0
15 December, Sunday. day, -1°; night, -2°; snow
16
−2
−4
16 December, mon
−2
−4
Feels like
−8
745 mmHg
77%
6.6
m/s
W
+1
16 December, Monday. day, -2°; night, -4°; snow
17
0
−3
17 December, tue
0
−3
Feels like
−6
742 mmHg
82%
5.9
m/s
SW
+2
17 December, Tuesday. day, 0°; night, -3°; overcast
18
0
−2
18 December, wed
0
−2
Feels like
−6
743 mmHg
80%
7.1
m/s
W
+2
18 December, Wednesday. day, 0°; night, -2°; overcast
19
−2
−3
19 December, thu
−2
−3
Feels like
−7
747 mmHg
79%
6
m/s
N
+1
19 December, Thursday. day, -2°; night, -3°; overcast
20
−1
−3
20 December, fri
−1
−3
Feels like
−7
744 mmHg
83%
5.6
m/s
E
+2
20 December, Friday. day, -1°; night, -3°; snow
21
−1
−2
21 December, sat
−1
−2
Feels like
−7
741 mmHg
87%
7.4
m/s
NW
+2
21 December, Saturday. day, -1°; night, -2°; snow
22
−1
−2
22 December, sun
−1
−2
Feels like
−7
745 mmHg
85%
6.6
m/s
NW
+2
22 December, Sunday. day, -1°; night, -2°; snow
23
−1
−2
23 December, mon
−1
−2
Feels like
−7
747 mmHg
82%
7.3
m/s
SW
+2
23 December, Monday. day, -1°; night, -2°; overcast
24
+1
−2
24 December, tue
+1
−2
Feels like
−5
744 mmHg
85%
7.6
m/s
SW
+2
24 December, Tuesday. day, 1°; night, -2°; rain
25
−1
−1
25 December, wed
−1
−1
Feels like
−6
749 mmHg
83%
7.3
m/s
NW
+1
25 December, Wednesday. day, -1°; night, -1°; clear
26
0
−3
26 December, thu
0
−3
Feels like
−6
745 mmHg
87%
7.1
m/s
NW
+2
26 December, Thursday. day, 0°; night, -3°; snow
27
−2
−2
27 December, fri
−2
−2
Feels like
−9
744 mmHg
81%
8.3
m/s
W
0
27 December, Friday. day, -2°; night, -2°; overcast
28
−1
−3
28 December, sat
−1
−3
Feels like
−6
744 mmHg
83%
7.3
m/s
W
0
28 December, Saturday. day, -1°; night, -3°; snow
29
−2
−4
29 December, sun
−2
−4
Feels like
−8
743 mmHg
83%
6.5
m/s
SW
0
29 December, Sunday. day, -2°; night, -4°; clear
30
+1
−4
30 December, mon
+1
−4
Feels like
−4
744 mmHg
81%
8.6
m/s
W
+1
30 December, Monday. day, 1°; night, -4°; rain
31
+1
−4
31 December, tue
+1
−4
Feels like
−4
744 mmHg
81%
8.6
m/s
W
+1
31 December, Tuesday. day, 1°; night, -4°; rain
1
−1
−4
1 January, wed
−1
−4
Feels like
−7
743 mmHg
81%
7.1
m/s
W
+1
1 January, Wednesday. day, -1°; night, -4°; snow
2
−5
−6
2 January, thu
−5
−6
Feels like
−12
745 mmHg
75%
7.8
m/s
NW
0
2 January, Thursday. day, -5°; night, -6°; overcast
3
−5
−8
3 January, fri
−5
−8
Feels like
−12
746 mmHg
81%
7.5
m/s
NW
0
3 January, Friday. day, -5°; night, -8°; overcast
4
−3
−6
4 January, sat
−3
−6
Feels like
−9
742 mmHg
82%
7.5
m/s
W
0
4 January, Saturday. day, -3°; night, -6°; overcast
Average data for 10 years
Thornhill December
2
sunny days
14
days with precipitation
15
cloudy days
2 sunny days; 14 days with precipitation; 15 cloudy days;
81
%
air humidity
5
m/s
Wind
W
61
mm of precipitation
(8% of annual average)
+2
°C
Water temperature
air humidity 81%; 61 millimeters of precipitation (8% of annual average); Wind westerly 5 Meters per second; Water temperature +2°
Weather graphs for December
Temperature
Water temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
SW
W
SW
W
W
W
SW
S
W
W
W
NW
W
W
W
W
SW
W
N
E
NW
NW
SW
SW
NW
NW
W
W
SW
W
W
1
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Daytime temperature
Night-time temperature
Cities near you
Toronto
Detroit
Pittsburgh
Niagara Falls
Macedonia
Buffalo
Barrie
London
Altoona
Cities with similar weather in December
Helsinki
Riga
Tallinn
Stockholm
Cholpon-Ata
Bellingshausen Station
Reykyavik
Oslo
Yurmala
