Harrow Weather in May

May in Harrow sees daytime temperatures around 18°C (64°F) and lows of 8°C (46°F) at night. Pack a rain jacket because some rainfall is likely.

Rainfall in Harrow in May

Typically, about 14 days will experience rainfall, with an average of 59 mm (2.3 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Harrow in May

If you're visiting Harrow in May, expect highs of 18°C (64°F) and overnight lows around 8°C (46°F). Conditions are often most pleasant around the middle of the day. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Harrow in May

Expect a lot of sunshine this month, with about 209 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Harrow in May

Average wind speeds reach 3 m/s (6 knots) in May, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Harrow.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• September
• October
• November
• December

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

Harrow Temperature in May

Min Temperature 8°C (46°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 46%  

Precipitation 59 mm (2.3 in)  

Rainy days 14 days  

Humidity 66% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 209 hours *  

Percentage Sunshine 41% *  

* Data from: London, the United Kingdom (13 KM, 8 Miles).

What to Wear in Harrow in May

Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Harrow in May

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

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

10/10

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 the United Kingdom, check out our Harrow's climate page.

More climate data for Harrow

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Harrow climate overview or explore weather in the United Kingdom.