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
At the start of June, San Ysidro's average high-temperature reaches a warm 74.1°F (23.4°C), subtly different from the preceding month. During June, San Ysidro records an average temperature of 59.2°F (15.1°C) at night.Humidity
The average relative humidity in June is 67%.Rainfall
The month with the least rainfall is June, when the rain falls for 1.8 days and typically collects 0.08" (2mm) of precipitation.Daylight
With an average of 14h and 18min of daylight, June has the longest days of the year.On the first day of the month, sunrise is at 5:41 am and sunset at 7:51 pm. On the last day of June, sunrise is at 5:44 am and sunset at 7:59 pm PDT.
Sunshine
The average sunshine in June is 11.8h.UV index
June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 6 in June translates into this advice:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are June temperatures?
What is the average humidity in June?
What is the driest month?
How much does it rain in June?
When are the longest days?
What is the average length of the day in June?
When is the sunrise / sunset in June?
How long on average sun shines in June?
What are the months with the highest UV index?
What is the UV index reading in June?
Average temperature in June
San Ysidro, CA
- Average high temperature in June: 74.1°F
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (64°F).
- Average low temperature in June: 59.2°F
The month with the highest average low temperature is August (66.7°F).
The coldest month (with the lowest average low temperature) is February (50.2°F).
Average pressure in June
San Ysidro, CA
- Average pressure in June: 29.88"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.88"Hg).
Average wind speed in June
San Ysidro, CA
- Average wind speed in June: 5.3mph
The windiest months (with the highest average wind speed) are April and May (6mph).
The calmest month (with the lowest average wind speed) is October (4.8mph).
Average humidity in June
San Ysidro, CA
- Average humidity in June: 67%
The month with the highest relative humidity is May (68%).
The month with the lowest relative humidity is November (55%).
Average rainfall in June
San Ysidro, CA
- Average rainfall in June: 0.08"
The wettest month (with the highest rainfall) is February (1.5").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in June
San Ysidro, CA
- Average rainfall days in June: 1.8 days
The month with the highest number of rainy days is March (7.5 days).
The month with the least rainy days is June (1.8 days).
Average daylight in June /
Average sunshine in June
San Ysidro, CA
- Average daylight in June: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in June: 11h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in June
San Ysidro, CA
- Average sunshine days in June: 27.8 days
The month with the most sunshine days is June (27.8 days).
The month with the least sunshine days is February (20.8 days).
Average UV index in June
San Ysidro, CA
- Average UV index in June: 6
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in June
San Ysidro, CA
- Average cloud cover in June: 13
The months with the most cloud cover are March and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in June
San Ysidro, 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 Ysidro, California, USA
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