July weather forecast
Duncans Mills, CA

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Weather in July

July, the same as June, is a moderately hot summer month in Duncans Mills, California, with an average temperature fluctuating between 80.2°F (26.8°C) and 53.1°F (11.7°C).

Temperature

The average high-temperature during July is a still warm 80.2°F (26.8°C), almost matching the conditions of the preceding month. A stark contrast in day to night temperatures can be seen in July, with an average low-temperature of 53.1°F (11.7°C).

Humidity

The average relative humidity in July is 64%.

Rainfall

July and August are months with the least rain when the rain falls for 1.3 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

In Duncans Mills, the average length of the day in July is 14h and 32min.
On the first day of July, sunrise is at 5:52 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:23 pm PDT.

Sunshine

July has the most sunshine of the year, with an average of 11.8h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 6 during July translates into these guidelines:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Duncans Mills in July?

Duncans Mills in July has an average high-temperature of 80.2°F (26.8°C) and an average low-temperature of 53.1°F (11.7°C).

What is the average humidity in July?

In Duncans Mills, California, the average relative humidity in July is 64%.

What is the driest month?

The months with the least rainfall are July and August Rain falls for 1.3 days and accumulates 0.04" (1mm) of rain.

How much does it rain in Duncans Mills in July?

In July, the rain falls for 1.3 days. Throughout July, 0.04" (1mm) of precipitation is accumulated.

What is the average length of the day in July?

In July, the average day length is 14h and 32min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:52 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:23 pm PDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 11.8h of sunshine.

How many hours of sunshine does Duncans Mills have in July?

In Duncans Mills, the average sunshine duration in July is 11.8h.

When is the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the UV index reading in July?

In Duncans Mills, the average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Duncans Mills, CA

Average temperature in July - Duncans Mills, CA
  • Average high temperature in July: 80.2°F

The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in July: 53.1°F

The months with the highest average low temperature are August and September (53.4°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

Average pressure in July
Duncans Mills, CA

Average pressure in July - Duncans Mills, 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
Duncans Mills, CA

Average wind speed in July - Duncans Mills, CA
  • Average wind speed in July: 5.6mph

The windiest month (with the highest average wind speed) is May (7.2mph).
The calmest month (with the lowest average wind speed) is November (5mph).

Average humidity in July
Duncans Mills, CA

Average humidity in July - Duncans Mills, CA
  • Average humidity in July: 64%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).

Average rainfall in July
Duncans Mills, CA

Average rainfall in July - Duncans Mills, CA
  • Average rainfall in July: 0.04"

The wettest month (with the highest rainfall) is February (3.27").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in July
Duncans Mills, CA

Average rainfall days in July - Duncans Mills, CA
  • Average rainfall days in July: 1.3 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).

Average daylight in July /
Average sunshine in July
Duncans Mills, CA

Average daylight in July / Average sunshine in July - Duncans Mills, CA
  • Average daylight in July: 14h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 11h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in July
Duncans Mills, CA

Average sunshine days in July - Duncans Mills, CA
  • Average sunshine days in July: 28.9 days

The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is February (19.9 days).

Average UV index in July
Duncans Mills, CA

Average UV index in July - Duncans Mills, CA
  • Average UV index in July: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in July
Duncans Mills, CA

Average cloud cover in July - Duncans Mills, CA
  • Average cloud cover in July: 11

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 11).

Average visibility in July
Duncans Mills, CA

Average visibility in July - Duncans Mills, 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).

Duncans Mills, California, USA

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