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 initiation of July records an average high-temperature of a still enjoyable 67.6°F (19.8°C), displaying a near consistency with the previous month. Throughout July, Colma experiences a low-temperature average of 54.5°F (12.5°C).Humidity
In Colma, California, the average relative humidity in July is 78%.Rainfall
July and August are months with the least rain when the rain falls for 2.7 days and typically aggregates up to 0.08" (2mm) of rain.Daylight
In Colma, the average length of the day in July is 14h and 28min.On the first day of July, sunrise is at 5:52 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:18 pm PDT.
Sunshine
With an average of 11.4h of sunshine, July has the most sunshine of the year.UV index
The months with the highest UV index are June through September, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 5 in July translates into this advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Colma in July?
What is the average humidity in July?
What is the driest month?
How much does it rain in July?
What is the average length of the day in July?
What time are sunrise and sunset in July?
What month has the most sunshine?
How long on average sun shines in July?
When is the highest UV index in Colma?
What is the UV index reading in July?
Average temperature in July
Colma, CA
- Average high temperature in July: 67.6°F
The warmest month (with the highest average high temperature) is September (69.1°F).
The month with the lowest average high temperature is December (55.4°F).
- Average low temperature in July: 54.5°F
The month with the highest average low temperature is September (56.5°F).
The coldest month (with the lowest average low temperature) is February (47.7°F).
Average pressure in July
Colma, 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 August and September (29.92"Hg).
Average wind speed in July
Colma, CA
- Average wind speed in July: 6.8mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is September (6.3mph).
Average humidity in July
Colma, CA
- Average humidity in July: 78%
The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in July
Colma, CA
- Average rainfall in July: 0.08"
The wettest month (with the highest rainfall) is February (2.8").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in July
Colma, CA
- Average rainfall days in July: 2.7 days
The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (2.7 days).
Average daylight in July /
Average sunshine in July
Colma, 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: 11h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in July
Colma, CA
- Average sunshine days in July: 25.3 days
The month with the most sunshine days is July (25.3 days).
The month with the least sunshine days is March (16.6 days).
Average UV index in July
Colma, CA
- Average UV index in July: 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, November and December (UV index 3).
Average cloud cover in July
Colma, CA
- Average cloud cover in July: 20
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is September (Cloud cover 18).
Average visibility in July
Colma, 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).
Colma, California, USA
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