When to go · Oshawa
Oshawa, month by month
The best months for Oshawa: May, Jun, Jul, Aug, Sep, Oct. Months to avoid: Jan, Feb.
Month by month
- JanuaryAvoidListed as a month to avoid: Jan–Feb (cold, snow).-1 °C (30 °F) / -9 °C (16 °F), 10 rain days30 °F (-1 °C) / 16 °F (-9 °C), 10 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Jan–Feb (cold, snow).0 °C (32 °F) / -8 °C (18 °F), 9 rain days32 °F (0 °C) / 18 °F (-8 °C), 9 rain daysCrowds: Low
- MarchMixedOutside the best window (May–Oct). Across Canada: Late ski season; sugar shacks in Québec open for maple season.5 °C (41 °F) / -4 °C (25 °F), 10 rain days41 °F (5 °C) / 25 °F (-4 °C), 10 rain daysCrowds: Low
- AprilMixedOutside the best window (May–Oct). Across Canada: Thaw and mud; Rockies trails still snowy; Vancouver cherry blossoms.11 °C (52 °F) / 2 °C (36 °F), 11 rain days52 °F (11 °C) / 36 °F (2 °C), 11 rain daysCrowds: Low
- MayGreatInside Oshawa's best window: May–Oct.18 °C (64 °F) / 8 °C (46 °F), 11 rain days64 °F (18 °C) / 46 °F (8 °C), 11 rain daysCrowds: Medium
- JuneGreatInside Oshawa's best window: May–Oct.23 °C (73 °F) / 13 °C (55 °F), 10 rain days73 °F (23 °C) / 55 °F (13 °C), 10 rain daysCrowds: Medium · 1 festival or holiday
- JulyGreatInside Oshawa's best window: May–Oct.26 °C (79 °F) / 16 °C (61 °F), 9 rain days79 °F (26 °C) / 61 °F (16 °C), 9 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside Oshawa's best window: May–Oct.25 °C (77 °F) / 15 °C (59 °F), 9 rain days77 °F (25 °C) / 59 °F (15 °C), 9 rain daysCrowds: High
- SeptemberGreatInside Oshawa's best window: May–Oct.21 °C (70 °F) / 11 °C (52 °F), 10 rain days70 °F (21 °C) / 52 °F (11 °C), 10 rain daysCrowds: Medium
- OctoberGreatInside Oshawa's best window: May–Oct.14 °C (57 °F) / 5 °C (41 °F), 11 rain days57 °F (14 °C) / 41 °F (5 °C), 11 rain daysCrowds: Medium
- NovemberMixedOutside the best window (May–Oct). Across Canada: Grey shoulder season; many seasonal businesses in parks close.8 °C (46 °F) / 0 °C (32 °F), 11 rain days46 °F (8 °C) / 32 °F (0 °C), 11 rain daysCrowds: Low
- DecemberMixedOutside the best window (May–Oct). Across Canada: Christmas markets and ski openings; winter tyres required on many BC highways.2 °C (36 °F) / -5 °C (23 °F), 11 rain days36 °F (2 °C) / 23 °F (-5 °C), 11 rain daysCrowds: Medium · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Oshawa, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 18 °C (64 °F)64 °F (18 °C)
Jun: 23 °C (73 °F)73 °F (23 °C)
Night low
May: 8 °C (46 °F)46 °F (8 °C)
Jun: 13 °C (55 °F)55 °F (13 °C)
Rain days
May: 11
Jun: 10 (better)
Crowds
May: Medium
Jun: Medium
Prices
May: Medium
Jun: Medium
Festivals listed
May: 0
Jun: 1
May: Inside Oshawa's best window: May–Oct.
June: Inside Oshawa's best window: May–Oct.
Oshawa: figures are long-term averages from this guide, not a forecast.