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
Weather in July
Temperature
The warmest period, with an average high-temperature of 77.7°F (25.4°C), falls in July and September.Humidity
The average relative humidity in July in San Leandro, California, is 66%.Rainfall
The months with the least rainfall are July through September Rain falls for 1.3 days and accumulates 0.04" (1mm) of rain.Daylight
In July, the average length of the day is 14h and 28min.On the first day of the month, sunrise is at 5:50 am and sunset at 8:34 pm. On the last day of July, sunrise is at 6:12 am and sunset at 8:17 pm PDT.
Sunshine
July has the most sunshine of the year in San Leandro, with an average of 12h of sunshine.UV index
In San Leandro, the average daily maximum UV index in July is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A daily high UV index of 5 in July leads to these guidelines:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the hottest time of year in San Leandro?
What is the temperature in July in San Leandro?
What is the average humidity in July in San Leandro?
What is the driest month in San Leandro?
How much does it rain in San Leandro in July?
What is the average length of the day in July in San Leandro?
What time are sunrise and sunset in July in San Leandro?
What month has the most sunshine in San Leandro?
How long on average sun shines in July in San Leandro?
What is the UV index intensity in July in San Leandro?
Average temperature in July
San Leandro, CA
- Average high temperature in July: 77.7°F
The warmest months (with the highest average high temperature) are July and September (77.7°F).
The month with the lowest average high temperature is December (55.8°F).
- Average low temperature in July: 54.9°F
The month with the highest average low temperature is September (56.5°F).
The coldest month (with the lowest average low temperature) is January (44.1°F).
Average pressure in July
San Leandro, CA
- Average pressure in July: 29.93"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in July
San Leandro, CA
- Average wind speed in July: 5.9mph
The windiest month (with the highest average wind speed) is May (7mph).
The calmest month (with the lowest average wind speed) is November (4.8mph).
Average humidity in July
San Leandro, CA
- Average humidity in July: 66%
The month with the highest relative humidity is March (75%).
The months with the lowest relative humidity are September and October (64%).
Average rainfall in July
San Leandro, CA
- Average rainfall in July: 0.04"
The wettest month (with the highest rainfall) is February (1.26").
The driest months (with the least rainfall) are July, August and September (0.04").
Average rainfall days in July
San Leandro, CA
- Average rainfall days in July: 1.3 days
The month with the highest number of rainy days is March (10.2 days).
The month with the least rainy days is August (0.7 days).
Average daylight in July /
Average sunshine in July
San Leandro, CA
- Average daylight in July: 14h and 3min
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 July: 12h and 0min
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 July
San Leandro, CA
- Average sunshine days in July: 27.1 days
The month with the most sunshine days is July (27.1 days).
The month with the least sunshine days is March (19.1 days).
Average UV index in July
San Leandro, CA
- Average UV index in July: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in July
San Leandro, CA
- Average cloud cover in July: 8
The month with the most cloud cover is March (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 8).
Average visibility in July
San Leandro, CA
- Average visibility in July: 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 Leandro, California, USA
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