July weather forecast and climate
San José, Costa Rica

An aerial skyscape of San José, Costa Rica in the evening sun
An aerial skyscape of San José, Costa Rica in the evening sun
July, the same as June, is a moderately hot summer month in San José, Costa Rica, with average temperature ranging between min 15.8°C (60.4°F) and max 23.3°C (73.9°F).

Temperature

In July, the average high-temperature remains equal as in June - a still moderately hot 23.3°C (73.9°F). In July, the average low-temperature is 15.8°C (60.4°F).

Humidity

The average relative humidity in July is 89%.

Rainfall

In San José, it is raining for 29.7 days, with typically 301mm (11.85") of accumulated precipitation. In San José, during the entire year, the rain falls for 287.8 days and collects up to 2585mm (101.77") of precipitation.

Daylight

In San José, the average length of the day in July is 12.6h.

Sunshine

In July, the average sunshine in San José, Costa Rica, is 7.1h.

UV index

January through December, with an average maximum UV index of 5, are months with the highest UV index in San José. January through December, with an average maximum UV index of 5, are months with the lowest UV index in San José. A UV Index estimate of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 5 in July transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in July in San José?

In San José, in July, the average high-temperature is 23.3°C (73.9°F), and the average low-temperature is 15.8°C (60.4°F).

What is the average humidity in July in San José?

The average relative humidity in July in San José, Costa Rica, is 89%.

How many days does it rain in July in San José?

In San José, in July, during 29.7 rainfall days, 301mm (11.85") of precipitation is typically accumulated.

How many hours of daylight does San José have in July?

In July, the average length of the day is 12.6h.

How many hours of sunshine does San José have in July?

In San José, Costa Rica, the average sunshine in July is 7.1h.

What is the month with the highest UV index in San José?

Months with the highest UV index in San José, Costa Rica, are January through December, with an average maximum UV index of 5.

What is the month with the lowest UV index in San José?

Months with the lowest UV index in San José, Costa Rica, are January through December, with an average maximum UV index of 5.

What is the UV index reading in July in San José?

In July, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in July - San José, 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 humidity in July - San José, Costa Rica
  • Average humidity in July: 89%

Months with the highest relative humidity are September and October (91%).
Months with the lowest relative humidity are February and March (75%).

Average rainfall in July - San José, 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 José, 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 José, Costa Rica
  • Average daylight in July: 12.6h

The month with the longest days is June (Average daylight: 12.7h).
Months with the shortest days are January and December (Average daylight: 11.6h).

  • Average sunshine in July: 7.1h

The month with the most sunshine is February (Average sunshine: 9.2h).
The month with the least sunshine is October (Average sunshine: 5.8h).

Average UV index in July - San José, Costa Rica
  • Average UV index in July: 5

Months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
Months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).