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's climate shows a minor adjustment in average high-temperatures to a pleasant 69.1°F (20.6°C) from June's 64.8°F (18.2°C). Arcata records an average nighttime low of 52.2°F (11.2°C) in July.Humidity
In Arcata, the average relative humidity in July is 79%.Rainfall
The month with the least rainfall is July, when the rain falls for 2.3 days and typically collects 0.12" (3mm) of precipitation.Snowfall
In Arcata, snow does not fall in January, March through December.Daylight
In July, the average length of the day in Arcata is 14h and 46min.On the first day of July in Arcata, sunrise is at 5:48 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:32 pm PDT.
Sunshine
July has the most sunshine of the year, with an average of 11.6h of sunshine.UV index
July is the month with the highest UV index in Arcata, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 5 in July, converts into the following recommendations:
Take precautions - Protection against sunburn is recommended. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are July temperatures in Arcata?
What is the average humidity in July in Arcata?
What is the driest month in Arcata?
How much does it rain in Arcata in July?
When it does not snow in Arcata?
What is the average length of the day in July in Arcata?
When are sunrise and sunset in July in Arcata?
What month has the most sunshine in Arcata?
How many hours of sunshine does Arcata have in July?
When is the highest UV index in Arcata?
How high is the UV index in July in Arcata?
Average temperature in July
Arcata, CA
- Average high temperature in July: 69.1°F
The warmest month (with the highest average high temperature) is August (69.6°F).
The month with the lowest average high temperature is December (52.7°F).
- Average low temperature in July: 52.2°F
The month with the highest average low temperature is August (52.3°F).
The coldest month (with the lowest average low temperature) is February (41.9°F).
Average pressure in July
Arcata, CA
- Average pressure in July: 29.98"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).
Average wind speed in July
Arcata, CA
- Average wind speed in July: 6.5mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in July
Arcata, CA
- Average humidity in July: 79%
The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in July
Arcata, CA
- Average rainfall in July: 0.12"
The wettest month (with the highest rainfall) is December (5.31").
The driest month (with the least rainfall) is July (0.12").
Average rainfall days in July
Arcata, CA
- Average rainfall days in July: 2.3 days
The month with the highest number of rainy days is March (17.5 days).
The month with the least rainy days is August (2.1 days).
Average snowfall in July
Arcata, CA
- Average snowfall in July: 0"
The month with the highest snowfall is February (0.39").
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
Arcata, 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
Arcata, CA
- Average daylight in July: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in July: 11h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in July
Arcata, CA
- Average sunshine days in July: 28.3 days
The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is March (12.1 days).
Average UV index in July
Arcata, CA
- Average UV index in July: 5
The month with the highest UV index is July (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
Arcata, CA
- Average cloud cover in July: 17
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in July
Arcata, CA
- Average visibility in July: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Arcata, California, USA
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