05.19
tue
tue
DAY
82°F
NE 18 mph
precip
0%
0%
NIGHT
62°F
NE 11 mph
precip
100%
100%
05.20
wed
wed
DAY
52°F
SE 16 mph
precip
0%
0%
NIGHT
44°F
SE 13 mph
precip
0%
0%
05.21
thu
thu
DAY
48°F
W 4 mph
precip
0%
0%
NIGHT
42°F
S 3 mph
precip
0%
0%
05.22
fri
fri
DAY
54°F
W 9 mph
precip
0%
0%
NIGHT
46°F
SW 7 mph
precip
0%
0%
05.23
sat
sat
DAY
56°F
W 17 mph
precip
0%
0%
NIGHT
50°F
W 14 mph
precip
0%
0%
05.24
sun
sun
DAY
50°F
W 16 mph
precip
100%
100%
NIGHT
50°F
NW 9 mph
precip
27%
27%
05.25
mon
mon
DAY
52°F
NW 6 mph
precip
100%
100%
NIGHT
54°F
NW 7 mph
precip
100%
100%
05.26
tue
tue
DAY
58°F
N 4 mph
precip
100%
100%
NIGHT
58°F
N 6 mph
precip
100%
100%
05.27
wed
wed
DAY
66°F
NE 11 mph
precip
23%
23%
NIGHT
58°F
SE 13 mph
precip
0%
0%
05.28
thu
thu
DAY
56°F
SE 14 mph
precip
0%
0%
NIGHT
50°F
NE 13 mph
precip
0%
0%
05.29
fri
fri
DAY
54°F
W 6 mph
precip
0%
0%
NIGHT
46°F
S 6 mph
precip
0%
0%
05.30
sat
sat
DAY
56°F
W 11 mph
precip
0%
0%
NIGHT
52°F
SW 6 mph
precip
0%
0%
05.31
sun
sun
DAY
54°F
W 12 mph
precip
21%
21%
NIGHT
50°F
SW 9 mph
precip
100%
100%
06.01
mon
mon
DAY
54°F
SE 9 mph
precip
100%
100%
NIGHT
48°F
SE 15 mph
precip
0%
0%
Sea water
temperature
temperature
| Oshawa |
Weather in
May
May
| Oshawa |
7 day weather
forecast
forecast
| Oshawa |
10 day weather
forecast
forecast
| Oshawa |
14 day weather
forecast
forecast
| Oshawa |
Monthly weather
averages
averages
| Oshawa |
Current Weather
Conditions
Conditions
| Oshawa |
Oshawa Sea Water Temperature in May, °F
The average sea surface temperature in May 2026 for Oshawa was 40.1°F. The maximum and minimum values were 38.8°F and 43.0°F respectively.
Oshawa on the Weather Map
Canada Resorts:
NAME
F°
| Bonavista |  |
+38 |
| Halifax |  |
+52 |
| Les Iles-de-la-Madeleine | |
+44 |
| Montreal |  |
+74 |
| Ottawa | |
+74 |
| Prince Edward Island | |
+52 |
| Quebec | |
+52 |
| Saint John | |
+48 |
| Sydney |  |
+42 |
| Thunder Bay | |
+40 |
| Tofino | |
+52 |
| Toronto | |
+72 |
| Vancouver | |
+52 |
| Victoria | |
+50 |
| Winnipeg | |
+40 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Oshawa
Local time: 09:20
19 may, tuesday
| 1200 | |
82°F | NE 18 mph |
| 1500 | |
88°F | NE 17 mph |
| 1800 | |
74°F | NE 15 mph |
| 2100 | |
64°F | NE 11 mph |
20 may, wednesday
| 0000 | |
62°F | NE 11 mph |
| 0300 | |
56°F | SE 17 mph |
| 0600 | |
50°F | SE 19 mph |
| 0900 | |
50°F | SE 17 mph |