The climate in Greenwich during July can be summarized as mild and reasonably dry.
July is in the winter in Greenwich and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 8°C (46°F) is normal.
|Daytime temperature||17.1°C 62.8°F|
|Nightly temperature||7.7°C 45.9°F|
|Average temperature||12.4°C 54.3°F|
|Daily sunshine||7.1 hrs|
|Avg rainfall||77 mm 3 ins|
|Rainy days||8 days|
|Sea temperature||18.9°C 66.1°F|
|Windspeed||13.7kph 9 mph|
On average July is the 2nd driest month of the year in Greenwich with around 77mm 3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.1 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in July 2019.
|Hottest month:||February||26°C 78.8°F|
|Driest month:||September||62mm 2.4ins|
|Coldest month:||July||16.9°C 62.4°F|
|Wettest month:||March||153mm 6ins|