Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average sea temperature in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
July
Weather in July
Temperature
July brings a marginal elevation to a still refreshing 17.3°C (63.1°F) from June's 15.5°C (59.9°F) in Porthleven's average high-temperatures. Porthleven's nighttime average temperature in July drops marginally from the daytime highs, settling at a moderate 15.4°C (59.7°F).Humidity
The months with the highest humidity in Porthleven, United Kingdom, are June and July, with an average relative humidity of 84%.Rainfall
In Porthleven, during July, the rain falls for 16.1 days and regularly aggregates up to 36mm (1.42") of precipitation. In Porthleven, during the entire year, the rain falls for 204.9 days and collects up to 617mm (24.29") of precipitation.Snowfall
In Porthleven, snow does not fall in March through December.Sea temperature
In July, the average sea temperature in Porthleven, United Kingdom, is 16.4°C (61.5°F).Note: The majority of people do not enjoy swimming in 16.4°C (61.5°F). The difficulty in controlling breathing escalates as the temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in July is 15h and 53min.On the first day of July in Porthleven, sunrise is at 5:16 am and sunset at 9:34 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 9:05 pm BST.
Sunshine
April and July, with an average of 8.5h of sunshine, are months with the most sunshine in Porthleven.UV index
In Porthleven, the average daily maximum UV index in July is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 4 in July converts into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Porthleven in July?
What is the most humid month in Porthleven?
What is the average humidity in July in Porthleven?
How much does it rain in Porthleven in July?
When it does not snow in Porthleven?
What is the sea temperature in July in Porthleven?
What is the average length of the day in July in Porthleven?
When is the sunrise / sunset in July in Porthleven?
What are the months with the most sunshine in Porthleven?
How many hours of sunshine does Porthleven have in July?
What is the UV index intensity in July in Porthleven?
Average temperature in July
Porthleven, United Kingdom
- Average high temperature in July: 17.3°C
The warmest month (with the highest average high temperature) is August (17.4°C).
The month with the lowest average high temperature is February (9.3°C).
- Average low temperature in July: 15.4°C
The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is February (7.1°C).
Average pressure in July
Porthleven, United Kingdom
- Average pressure in July: 1016.4mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in July
Porthleven, United Kingdom
- Average wind speed in July: 20.8km/h
The windiest month (with the highest average wind speed) is December (32.9km/h).
The calmest month (with the lowest average wind speed) is July (20.8km/h).
Average humidity in July
Porthleven, United Kingdom
- Average humidity in July: 84%
The months with the highest relative humidity are June and July (84%).
The months with the lowest relative humidity are February, November and December (79%).
Average rainfall in July
Porthleven, United Kingdom
- Average rainfall in July: 36mm
The wettest month (with the highest rainfall) is November (91mm).
The driest month (with the least rainfall) is May (29mm).
Average rainfall days in July
Porthleven, United Kingdom
- Average rainfall days in July: 16.1 days
The month with the highest number of rainy days is December (21.7 days).
The month with the least rainy days is May (13.6 days).
Average snowfall in July
Porthleven, United Kingdom
- Average snowfall in July: 0mm
The month with the highest snowfall is February (3mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in July
Porthleven, United Kingdom
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average sea temperature in July
Porthleven, United Kingdom
- Average sea temperature in July: 16.4°C
The best month for swimming (with the highest average sea temperature) is August (17.1°C).
The coldest month (with the lowest average sea temperature) is March (9.7°C).
Average daylight in July /
Average sunshine in July
Porthleven, United Kingdom
- Average daylight in July: 15h and 5min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in July: 8h and 3min
The months with the most sunshine are April and July (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in July
Porthleven, United Kingdom
- Average sunshine days in July: 11.9 days
The month with the most sunshine days is May (14.8 days).
The month with the least sunshine days is November (5.3 days).
Average UV index in July
Porthleven, United Kingdom
- Average UV index in July: 4
The month with the highest UV index is August (UV index 5).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in July
Porthleven, United Kingdom
- Average cloud cover in July: 47
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 43).
Average visibility in July
Porthleven, United Kingdom
- Average visibility in July: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
