Bolton Weather in May

May is one of the perfect months to visit Bolton, with daytime temperatures of 20°C (68°F) and lows of 7°C (45°F) at night. Do note that quite a bit of rainfall is typical, averaging around 84 mm (3.3 in).

Rainfall in Bolton in May

Typically, you can expect about 10 days of rain this month, with 84 mm (3.3 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 Bolton in May

If you're visiting Bolton in May, expect perfect temperatures with highs of 20°C (68°F) and overnight lows of 7°C (45°F). Conditions are often most pleasant around the middle of the day. At 7°C (45°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Bolton in May

There are approximately 230 hours of sunshine this month, resulting in mostly clear days.

If you're inclined towards comfortable temperatures and drier conditions, May is a good time to visit Bolton.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Canada, check out our Bolton's climate page.

Bolton Temperature in May

Min Temperature 7°C (45°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 33%  

Precipitation 84 mm (3.3 in)  

Rainy days 10 days  

Humidity 53% *  

Sunshine 230 hours *  

Percentage Sunshine 50% *  

* Data from: Mississauga, Canada (33 KM, 20 Miles).

What to Wear in Bolton in May

For Bolton in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Bolton in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Canada, check out our Bolton's climate page.

More climate data for Bolton

Temperature Rainfall Sunshine Humidity

See the full Bolton climate overview or explore weather in Canada.