Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
San Mateo commences June with an average high-temperature of a pleasant 68.5°F (20.3°C), maintaining a close resemblance to the previous month. Throughout the month of June, San Mateo reports a steady low-temperature average of 53.4°F (11.9°C).Humidity
In June, the average relative humidity in San Mateo, California, is 73%.Rainfall
In San Mateo, rain does not fall in June through August.Daylight
June has the longest days of the year, with an average of 14h and 42min of daylight.On the first day of June, sunrise is at 5:49 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:34 pm PDT.
Sunshine
In June, the average sunshine is 11.6h.UV index
June through September, with an average maximum UV index of 5, are months with the highest UV index in San Mateo, California. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 5 in June translates into this advice:
Exercise prevention - Protecting skin and eyes from harm is required. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
What are the temperatures in San Mateo in June?
What is the average humidity in June in San Mateo?
What is the driest month in San Mateo?
Does it rain in San Mateo in June?
When are the longest days in San Mateo?
What is the average length of the day in June in San Mateo?
When is the sunrise / sunset in June in San Mateo?
How long on average sun shines in June in San Mateo?
What is the month with the highest UV index in San Mateo?
What is the UV index intensity in June in San Mateo?
Average temperature in June
San Mateo, CA
- Average high temperature in June: 68.5°F
The warmest months (with the highest average high temperature) are August and September (71.2°F).
The month with the lowest average high temperature is December (55.8°F).
- Average low temperature in June: 53.4°F
The month with the highest average low temperature is September (56.7°F).
The coldest month (with the lowest average low temperature) is January (46.9°F).
Average pressure in June
San Mateo, CA
- Average pressure in June: 29.93"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).
Average wind speed in June
San Mateo, CA
- Average wind speed in June: 7.2mph
The windiest month (with the highest average wind speed) is April (8mph).
The calmest months (with the lowest average wind speed) are August, September and October (5.9mph).
Average humidity in June
San Mateo, CA
- Average humidity in June: 73%
The months with the highest relative humidity are March and August (76%).
The months with the lowest relative humidity are October and November (70%).
Average rainfall in June
San Mateo, CA
- Average rainfall in June: 0"
The wettest month (with the highest rainfall) is February (0.55").
The driest months (with the least rainfall) are June, July and August (0").
Average rainfall days in June
San Mateo, CA
- Average rainfall days in June: 0.4 days
The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is July (0.3 days).
Average daylight in June /
Average sunshine in June
San Mateo, CA
- Average daylight in June: 14h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in June: 11h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in June
San Mateo, CA
- Average sunshine days in June: 29.3 days
The month with the most sunshine days is July (30.4 days).
The month with the least sunshine days is February (23.3 days).
Average UV index in June
San Mateo, CA
- Average UV index in June: 5
The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February and December (UV index 3).
Average cloud cover in June
San Mateo, CA
- Average cloud cover in June: 15
The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in June
San Mateo, CA
- Average visibility in June: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
San Mateo, California, USA
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