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 sea temperature 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
July's beginning signals an average high-temperature of a still pleasant 72.5°F (22.5°C), barely different from June's 70°F (21.1°C). Throughout July, Opal Cliffs registers a consistent average low-temperature of 53.4°F (11.9°C).Humidity
In July, the average relative humidity is 73%.Rainfall
The months with the least rainfall in Opal Cliffs are July and August Rain falls for 2.8 days and accumulates 0.04" (1mm) of rain.Ocean temperature
In July, the average ocean temperature is 56.8°F (13.8°C).Note: Swimming in 56.8°F (13.8°C) at temperatures under 50°F (10°C) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Even brief immersion at 55.4°F (13°C) feels frosty.
Daylight
The average length of the day in July in Opal Cliffs is 14h and 24min.On the first day of July, sunrise is at 5:52 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:15 pm PDT.
Sunshine
With an average of 11.7h of sunshine, July has the most sunshine of the year in Opal Cliffs.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 rays for average individuals.Note: The maximum daily UV index, 5 in July, converts into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What are July temperatures in Opal Cliffs?
What is the average humidity in July in Opal Cliffs?
What is the driest month in Opal Cliffs?
How much does it rain in Opal Cliffs in July?
What is the ocean temperature in July in Opal Cliffs?
How many hours of daylight does Opal Cliffs have in July?
When is the sunrise / sunset in July in Opal Cliffs?
What month has the most sunshine in Opal Cliffs?
How long on average sun shines in July in Opal Cliffs?
What is the month with the highest UV index in Opal Cliffs?
What is the UV index reading in July in Opal Cliffs?
Average temperature in July
Opal Cliffs, CA
- Average high temperature in July: 72.5°F
The warmest months (with the highest average high temperature) are August and September (73°F).
The month with the lowest average high temperature is December (57.2°F).
- Average low temperature in July: 53.4°F
The month with the highest average low temperature is September (55.2°F).
The coldest month (with the lowest average low temperature) is February (45.5°F).
Average pressure in July
Opal Cliffs, CA
- Average pressure in July: 29.94"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 July
Opal Cliffs, CA
- Average wind speed in July: 5.5mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in July
Opal Cliffs, CA
- Average humidity in July: 73%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (68%).
Average rainfall in July
Opal Cliffs, CA
- Average rainfall in July: 0.04"
The wettest month (with the highest rainfall) is December (2.8").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in July
Opal Cliffs, CA
- Average rainfall days in July: 2.8 days
The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is August (1.2 days).
Average sea temperature in July
Opal Cliffs, CA
- Average sea temperature in July: 56.8°F
The best months for swimming (with the highest average sea temperature) are August and September (58.1°F).
The coldest month (with the lowest average sea temperature) is April (53.8°F).
Average daylight in July /
Average sunshine in July
Opal Cliffs, CA
- Average daylight in July: 14h and 2min
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 42min).
- Average sunshine in July: 11h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in July
Opal Cliffs, CA
- Average sunshine days in July: 27.4 days
The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is March (16.4 days).
Average UV index in July
Opal Cliffs, 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 and November (UV index 3).
Average cloud cover in July
Opal Cliffs, CA
- Average cloud cover in July: 15
The month with the most cloud cover is March (Cloud cover 38).
The months with the least cloud cover are July and September (Cloud cover 15).
Average visibility in July
Opal Cliffs, 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).
Opal Cliffs, California, USA
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