When to go · St. Thomas
St. Thomas, month by month
The best months for St. Thomas: Jun, Jul, Aug, Sep, Oct. Months to avoid: Jan, Feb.
Month by month
- JanuaryAvoidListed as a month to avoid: Jan–Feb (snow and cold), no Sunday bus service year-round.-0.8 °C (31 °F) / -8.5 °C (17 °F), 15 rain days31 °F (-0.8 °C) / 17 °F (-8.5 °C), 15 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Jan–Feb (snow and cold), no Sunday bus service year-round.0.7 °C (33 °F) / -7.8 °C (18 °F), 13 rain days33 °F (0.7 °C) / 18 °F (-7.8 °C), 13 rain daysCrowds: Low
- MarchMixedOutside the best window (Jun–Sep, Sep–Oct for fall colour). Across Canada: Late ski season; sugar shacks in Québec open for maple season.5.6 °C (42 °F) / -3.7 °C (25 °F), 13 rain days42 °F (5.6 °C) / 25 °F (-3.7 °C), 13 rain daysCrowds: Low
- AprilMixedOutside the best window (Jun–Sep, Sep–Oct for fall colour). Across Canada: Thaw and mud; Rockies trails still snowy; Vancouver cherry blossoms.13 °C (55 °F) / 2.1 °C (36 °F), 13 rain days55 °F (13 °C) / 36 °F (2.1 °C), 13 rain daysCrowds: Low
- MayGoodOutside the best window (Jun–Sep, Sep–Oct for fall colour). Across Canada: Victoria Day weekend opens the season; Rockies lakes still frozen at altitude.19.6 °C (67 °F) / 7.7 °C (46 °F), 12 rain days67 °F (19.6 °C) / 46 °F (7.7 °C), 12 rain daysCrowds: Medium
- JuneGreatInside St. Thomas's best window: Jun–Sep, Sep–Oct for fall colour.24.7 °C (76 °F) / 12.9 °C (55 °F), 11 rain days76 °F (24.7 °C) / 55 °F (12.9 °C), 11 rain daysCrowds: Medium · 1 festival or holiday
- JulyGreatInside St. Thomas's best window: Jun–Sep, Sep–Oct for fall colour.27 °C (81 °F) / 15.4 °C (60 °F), 10 rain days81 °F (27 °C) / 60 °F (15.4 °C), 10 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside St. Thomas's best window: Jun–Sep, Sep–Oct for fall colour.25.9 °C (79 °F) / 14.7 °C (58 °F), 10 rain days79 °F (25.9 °C) / 58 °F (14.7 °C), 10 rain daysCrowds: High
- SeptemberGreatInside St. Thomas's best window: Jun–Sep, Sep–Oct for fall colour.21.8 °C (71 °F) / 10.9 °C (52 °F), 11 rain days71 °F (21.8 °C) / 52 °F (10.9 °C), 11 rain daysCrowds: Medium
- OctoberGreatInside St. Thomas's best window: Jun–Sep, Sep–Oct for fall colour.15.1 °C (59 °F) / 5.1 °C (41 °F), 12 rain days59 °F (15.1 °C) / 41 °F (5.1 °C), 12 rain daysCrowds: Medium
- NovemberMixedOutside the best window (Jun–Sep, Sep–Oct for fall colour). Across Canada: Grey shoulder season; many seasonal businesses in parks close.8.3 °C (47 °F) / 0.6 °C (33 °F), 13 rain days47 °F (8.3 °C) / 33 °F (0.6 °C), 13 rain daysCrowds: Low
- DecemberMixedOutside the best window (Jun–Sep, Sep–Oct for fall colour). Across Canada: Christmas markets and ski openings; winter tyres required on many BC highways.2 °C (36 °F) / -4.8 °C (23 °F), 15 rain days36 °F (2 °C) / 23 °F (-4.8 °C), 15 rain daysCrowds: Medium · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in St. Thomas, side by side.
Verdict
Jun: Great
Jul: Great
Daytime high
Jun: 24.7 °C (76 °F)76 °F (24.7 °C)
Jul: 27 °C (81 °F)81 °F (27 °C)
Night low
Jun: 12.9 °C (55 °F)55 °F (12.9 °C)
Jul: 15.4 °C (60 °F)60 °F (15.4 °C)
Rain days
Jun: 11
Jul: 10 (better)
Crowds
Jun: Medium
Jul: High
Prices
Jun: Medium
Jul: High
Festivals listed
Jun: 1
Jul: 1
June: Inside St. Thomas's best window: Jun–Sep, Sep–Oct for fall colour.
July: Inside St. Thomas's best window: Jun–Sep, Sep–Oct for fall colour.
St. Thomas: figures are long-term averages from this guide, not a forecast.