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 snowfall in July
- Average snowfall 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
July records an average high-temperature of a pleasant 73°F (22.8°C), indicating a minor variation from the preceding month. Despite the high peak temperatures, Rio Dell witnesses an average nighttime cooling to a cool 51.4°F (10.8°C) in July.Humidity
In Rio Dell, the average relative humidity in July is 76%.Rainfall
The month with the least rainfall is July, when the rain falls for 1.8 days and typically collects 0.08" (2mm) of precipitation.Snowfall
January, March through December are months without snowfall.Daylight
In July, the average length of the day is 14h and 44min.On the first day of July in Rio Dell, California, sunrise is at 5:50 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:32 pm PDT.
Sunshine
July and August, with an average of 11.6h of sunshine, are months with the most sunshine.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 5 in July translates into this advice:
Take precautions - Protection against skin and eye damage is obliged. To protect against the Sun's most potent rays, avoid direct exposure around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are July temperatures?
What is the average humidity in July?
What is the driest month in Rio Dell?
How much does it rain in July?
When it does not snow?
What is the average length of the day in July?
What time are sunrise and sunset in July?
What are the months with the most sunshine?
How long on average sun shines in July?
What is the month with the highest UV index?
What is the UV index reading in July?
Average temperature in July
Rio Dell, CA
- Average high temperature in July: 73°F
The warmest month (with the highest average high temperature) is August (74.1°F).
The month with the lowest average high temperature is December (52.9°F).
- Average low temperature in July: 51.4°F
The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is February (39.7°F).
Average pressure in July
Rio Dell, CA
- Average pressure in July: 29.97"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are August and September (29.96"Hg).
Average wind speed in July
Rio Dell, CA
- Average wind speed in July: 6.6mph
The windiest month (with the highest average wind speed) is June (7.7mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in July
Rio Dell, CA
- Average humidity in July: 76%
The month with the highest relative humidity is March (83%).
The month with the lowest relative humidity is September (73%).
Average rainfall in July
Rio Dell, CA
- Average rainfall in July: 0.08"
The wettest month (with the highest rainfall) is December (4.96").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in July
Rio Dell, CA
- Average rainfall days in July: 1.8 days
The month with the highest number of rainy days is March (17.3 days).
The months with the least rainy days are July and August (1.8 days).
Average snowfall in July
Rio Dell, CA
- Average snowfall in July: 0"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in July
Rio Dell, CA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in July /
Average sunshine in July
Rio Dell, CA
- Average daylight in July: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in July: 11h and 4min
The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in July
Rio Dell, CA
- Average sunshine days in July: 28.5 days
The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is March (11.9 days).
Average UV index in July
Rio Dell, CA
- Average UV index in July: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in July
Rio Dell, CA
- Average cloud cover in July: 18
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in July
Rio Dell, CA
- Average visibility in July: 5mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).
Rio Dell, California, USA
Weather forecast for your location
2. Allow the app to use your location