Greenwich
United Kingdom
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Greenwich, United Kingdom

The last month of the spring, May, is a comfortable month in Greenwich, United Kingdom, with average temperature fluctuating between 8.4°C (47.1°F) and 17.7°C (63.9°F).

Temperature

In May, the average high-temperature slightly increases, from a mild 14.2°C (57.6°F) in April, to an enjoyable 17.7°C (63.9°F). The average low-temperature, in Greenwich, is 8.4°C (47.1°F).

Humidity

In Greenwich, the average relative humidity in May is 62%.

Rainfall

In Greenwich, during May, the rain falls for 9 days and regularly aggregates up to 46.5mm (1.8") of precipitation. In Greenwich, during the entire year, the rain falls for 110.4 days and collects up to 592mm (23.3") of precipitation.

Snowfall

In Greenwich snow does not fall through October.

Daylight

The average length of the day in Greenwich, United Kingdom, is 15.6h.

Sunshine

In May, the average sunshine in Greenwich is 5.8h.

What is the temperature in May in Greenwich?

In May, in Greenwich, the average high-temperature is 17.7°C (63.9°F), and the average low-temperature is 8.4°C (47.1°F).

What is the average humidity in May in Greenwich?

In May, the average relative humidity in Greenwich is 62%.

How many days does it rain in May in Greenwich?

In May, the rain falls for 9 days. Throughout May, 46.5mm (1.8") of precipitation is accumulated.

Does it snow in Greenwich in May?

In May, it doesn't snow. April is the latest month when it typically snows.

When it does not snow in Greenwich?

In Greenwich, United Kingdom, snow does not fall in May through October.

How many hours of daylight does Greenwich have in May?

In May, the average length of the day is 15.6h.

How long on average sun shines in May in Greenwich?

The average sunshine in May in Greenwich, United Kingdom, is 5.8h.
Average temperature in May - Greenwich, United Kingdom
  • Average high temperature in May: 17.7°C

The warmest month (with the highest average high temperature) is July (23.2°C).
The month with the lowest average high temperature is January (8.3°C).

  • Average low temperature in May: 8.4°C

The month with the highest average low temperature is July (13.9°C).
The coldest month (with the lowest average low temperature) is February (2.4°C).

Average humidity in May - Greenwich, United Kingdom
  • Average humidity in May: 62%

The month with the highest relative humidity is December (82%).
Months with the lowest relative humidity are June and July (60%).

Average rainfall in May - Greenwich, United Kingdom
  • Average rainfall in May: 46.5mm

The wettest month (with the highest rainfall) is October (68.8mm).
The driest month (with the lowest rainfall) is February (38.2mm).

Average rainfall days in May - Greenwich, United Kingdom
  • Average rainfall days in May: 9 days

The month with the highest number of rainy days is January (10.8 days).
The month with the lowest number of rainy days is August (7.6 days).

Average snowfall days in May - Greenwich, United Kingdom
  • Average snowfall days in May: 0 days

Months with the highest number of snowfall days are January and February (4 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May / Average sunshine in May - Greenwich, United Kingdom
  • Average daylight in May: 15.6h

The month with the longest days is June (Average daylight: 16.5h).
The month with shortest days is December (Average daylight: 7.9h).

  • Average sunshine in May: 5.8h

The month with most sunshine is August (Average sunshine: 6.3h).
The month with least sunshine is December (Average sunshine: 1.2h).