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 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
The high temperature recorded in San Juan during July, at a still moderately hot 23.3°C (73.9°F), shows minimal deviation from June. The nights of July anticipate an average low-temperature of 15.8°C (60.4°F).Humidity
The average relative humidity in July is 89%.Rainfall
In San Juan, during July, the rain falls for 29.7 days and regularly aggregates up to 301mm (11.85") of precipitation. Throughout the year, there are 287.8 rainfall days, and 2585mm (101.77") of precipitation is accumulated.Daylight
In July, the average length of the day is 12h and 38min.On the first day of the month, sunrise is at 05:19 and sunset at 18:01. On the last day of July, sunrise is at 05:25 and sunset at 17:59 CST.
Sunshine
In July, the average sunshine is 7.1h.UV index
The months with the highest UV index in San Juan are January through December, with an average maximum UV index of 5. The months with the lowest UV index in San Juan, Costa Rica, are January through December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 5 in July leads to these recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are July temperatures in San Juan?
What is the average humidity in July in San Juan?
How much does it rain in San Juan in July?
How many hours of daylight does San Juan have in July?
When is the sunrise / sunset in July in San Juan?
How many hours of sunshine does San Juan have in July?
What is the month with the highest UV index in San Juan?
What is the month with the lowest UV index in San Juan?
What is the UV index reading in July in San Juan?
Average temperature in July
San Juan, Costa Rica
- Average high temperature in July: 23.3°C
The warmest month (with the highest average high temperature) is April (26°C).
The month with the lowest average high temperature is October (22.4°C).
- Average low temperature in July: 15.8°C
The month with the highest average low temperature is June (17°C).
The coldest month (with the lowest average low temperature) is January (13.8°C).
Average pressure in July
San Juan, Costa Rica
- Average pressure in July: 1011.5mbar
The month with the highest atmospheric pressure is January (1012.3mbar).
The month with the lowest atmospheric pressure is October (1010.8mbar).
Average wind speed in July
San Juan, Costa Rica
- Average wind speed in July: 6.8km/h
The windiest month (with the highest average wind speed) is February (10.7km/h).
The calmest month (with the lowest average wind speed) is September (4.3km/h).
Average humidity in July
San Juan, Costa Rica
- Average humidity in July: 89%
The months with the highest relative humidity are September and October (91%).
The months with the lowest relative humidity are February and March (75%).
Average rainfall in July
San Juan, Costa Rica
- Average rainfall in July: 301mm
The wettest month (with the highest rainfall) is October (438mm).
The driest month (with the least rainfall) is February (26mm).
Average rainfall days in July
San Juan, Costa Rica
- Average rainfall days in July: 29.7 days
The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (12.2 days).
Average daylight in July /
Average sunshine in July
San Juan, Costa Rica
- Average daylight in July: 12h and 4min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in July: 7h and 1min
The month with the most sunshine is February (Average sunshine: 9h and 12min).
The month with the least sunshine is October (Average sunshine: 5h and 48min).
Average sunshine days in July
San Juan, Costa Rica
- Average sunshine days in July: 0.7 days
The month with the most sunshine days is March (13.5 days).
The month with the least sunshine days is September (0.1 days).
Average UV index in July
San Juan, Costa Rica
- Average UV index in July: 5
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in July
San Juan, Costa Rica
- Average cloud cover in July: 61
The month with the most cloud cover is October (Cloud cover 68).
The month with the least cloud cover is February (Cloud cover 30).
Average visibility in July
San Juan, Costa Rica
- Average visibility in July: 7km
The months with the highest visibility are January, February and March (9km).
The months with the lowest visibility are August, September, October and November (6km).
