Measurements:
°C
°F
CURRENT WEATHER
02:59
Oshawa
0°F
SE 6 mph
Feels like: -14°F
Precip: 0%
World Resorts Canada Oshawa Weather

14 Day Weather Forecast

12.15
mon
DAY
22°F
E 17 mph
precip
0%
NIGHT
14°F
E 12 mph
precip
0%
12.16
tue
DAY
24°F
NE 11 mph
precip
0%
NIGHT
30°F
NE 24 mph
precip
0%
12.17
wed
DAY
34°F
NE 22 mph
precip
0%
NIGHT
20°F
E 4 mph
precip
0%
12.18
thu
DAY
34°F
NW 14 mph
precip
100%
NIGHT
40°F
NE 24 mph
precip
100%
12.19
fri
DAY
20°F
SE 24 mph
precip
68%
NIGHT
10°F
SE 9 mph
precip
0%
12.20
sat
DAY
20°F
NW 14 mph
precip
100%
NIGHT
36°F
NE 16 mph
precip
72%
12.21
sun
DAY
32°F
E 13 mph
precip
100%
NIGHT
22°F
E 16 mph
precip
100%
12.22
mon
DAY
22°F
SE 11 mph
precip
100%
NIGHT
18°F
E 4 mph
precip
0%
12.23
tue
DAY
30°F
N 16 mph
precip
0%
NIGHT
36°F
NE 21 mph
precip
0%
12.24
wed
DAY
34°F
E 22 mph
precip
55%
NIGHT
24°F
E 18 mph
precip
100%
12.25
thu
DAY
16°F
SE 14 mph
precip
74%
NIGHT
16°F
SE 5 mph
precip
54%
12.26
fri
DAY
26°F
NE 16 mph
precip
21%
NIGHT
30°F
NE 24 mph
precip
100%
12.27
sat
DAY
34°F
NE 11 mph
precip
69%
NIGHT
34°F
E 6 mph
precip
100%
12.28
sun
DAY
20°F
SE 15 mph
precip
23%
NIGHT
10°F
S 14 mph
precip
29%

Oshawa Sea Water Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for Oshawa was 37.3°F. The maximum and minimum values were 36.4°F and 39.2°F respectively.

Oshawa on the Weather Map

Best Time to Visit Oshawa
The most sunny months:
September 15 days
August 14 days
July 12 days
The most warm months:
July 79.0 °F
August 78.1 °F
June 72.0 °F
Warmest sea temperature:
August 72.9 °F
September 69.3 °F
July 69.0 °F
The most cold months:
January 24.7 °F
February 25.5 °F
December 33.1 °F
The most rainy months:
July 3 days
April 3 days
March 2 days
The most windy months:
November 11 mph
March 11 mph
February 11 mph
more details
24 Hours Weather Forecast
Oshawa
Local time: 02:59
15 dec, monday
0300 0°F
SE
6 mph
0600 4°F
E
7 mph
0900 14°F
E
9 mph
1200 22°F
E
17 mph
1500 22°F
NE
19 mph
1800 22°F
E
16 mph
2100 16°F
E
12 mph
16 dec, tuesday
0000 14°F
E
12 mph