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Saint Thomas Weather in July
July in Saint Thomas brings high temperatures, with daytime highs of 27°C (81°F) and nights around 18°C (64°F). Quite a bit of rainfall is expected, around 102 mm (4 in), so pack an umbrella.
Rainfall in Saint Thomas in July
Based on our climate data of the past 30 years, about 10 days of rain are anticipated, with 102 mm (4 in) on average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Saint Thomas in July
July in Saint Thomas sees highs of 27°C (81°F) and lows of 18°C (64°F) overnight. During July, you'll experience the summer season. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. On average, this month sees the highest temperatures of the year. Worth packing a few lighter outfits.Our weather planner can help you find worldwide destinations with pleasant weather during this period. August and September typically offer the best weather for Saint Thomas.
Saint Thomas Temperature in July
Min Temperature
18°C (64°F)
Max Temperature
27°C (81°F)
Chance of Rain
32%
Precipitation
102 mm (4 in)
Rainy days
10 days
Saint Thomas Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saint Thomas - and find the best time to visit.
Best Places in Canada in July
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in July →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Saint Thomas in July
Warm but pleasant conditions in Saint Thomas in July. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags.
What To Do in Saint Thomas in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Saint Thomas 3-Day Forecast
More climate data for Saint Thomas
See the full Saint Thomas climate overview or explore weather in Canada.
Popular in July
Where to go in July - average daytime high across popular destinations.
Niagara Falls
27°C (81°F) Montréal28°C (82°F) Ottawa27°C (81°F) Quebec City
26°C (79°F) Toronto26°C (79°F) Calgary24°C (75°F) Vancouver22°C (72°F) Whistler
19°C (66°F) Bucket list
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