Hemel Hempstead Weather in May

May in Hemel Hempstead brings moderate temperatures, with highs of 18°C (64°F) and nights dropping to 8°C (46°F). Rainfall is on the higher side this month, averaging around 61 mm (2.4 in), so keep a rain jacket handy.

Rainfall in Hemel Hempstead in May

Climate statistics over the past 30 years suggest around 14 days of rain, with 61 mm (2.4 in) average for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Hemel Hempstead in May

Expect highs of 18°C (64°F) in Hemel Hempstead in May, with nights dropping to around 8°C (46°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 8°C (46°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Hemel Hempstead in May

The days are predominantly sunny, with an estimated total of around 209 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Hemel Hempstead.

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 Hemel Hempstead's climate page.

Hemel Hempstead Temperature in May

Min Temperature 8°C (46°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 48%  

Precipitation 61 mm (2.4 in)  

Rainy days 14 days  

Humidity 66% *  

Sunshine 209 hours *  

Percentage Sunshine 41% *  

* Data from: London, the United Kingdom (29 KM, 18 Miles).

What to Wear in Hemel Hempstead in May

For Hemel Hempstead 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. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Hemel Hempstead 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 Hemel Hempstead's climate page.

More climate data for Hemel Hempstead

Temperature Rainfall Sunshine Humidity

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