July weather forecast
Durham, CA

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Weather in July

July is a very hot summer month in Durham, California, with an average temperature fluctuating between 63.5°F (17.5°C) and 95.2°F (35.1°C).

Temperature

July tends to be the warmest month, with temperatures averaging a daily high of 95.2°F (35.1°C) and a low of 63.5°F (17.5°C).

Humidity

With an average relative humidity of 32%, July is the least humid month in Durham.

Rainfall

The month with the least rainfall is July, when the rain falls for 2.1 days and typically collects 0.08" (2mm) of precipitation.

Snowfall

January through November are months without snowfall in Durham.

Daylight

In July, the average length of the day in Durham is 14h and 38min.
On the first day of the month, sunrise is at 5:43 am and sunset at 8:38 pm. On the last day of July, sunrise is at 6:06 am and sunset at 8:20 pm PDT.

Sunshine

July has the most sunshine of the year, with an average of 12.2h of sunshine.

UV index

June and July, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In July, an average UV index of 7 transforms into the following instructions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

What are the warmest months in Durham?

Durham's July weather reaches an average high of 95.2°F (35.1°C) and an average low of 63.5°F (17.5°C), making it the warmest month.

How hot does it get in Durham in July?

During July, Durham experiences an average high-temperature of 95.2°F (35.1°C) and a low-temperature of 63.5°F (17.5°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in June is appraised at 87.8°F (31°C).

What is the least humid month in Durham?

The least humid month is July, with an average relative humidity of 32%.

What is the average humidity in July in Durham?

In Durham, California, the average relative humidity in July is 32%.

What is the driest month in Durham?

July is the month with the least rainfall in Durham, California. Rain falls for 2.1 days and accumulates 0.08" (2mm) of precipitation.

How many days does it rain in July in Durham?

In Durham, California, in July, it is raining for 2.1 days, with typically 0.08" (2mm) of accumulated precipitation.

When it does not snow in Durham?

In Durham, snow does not fall in January through November.

How many hours of daylight does Durham have in July?

In July, the average day length in Durham, California, is 14h and 38min.

When are sunrise and sunset in July in Durham?

On the first day of July in Durham, sunrise is at 5:43 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:20 pm PDT.

What month has the most sunshine in Durham?

July has the most sunshine of the year in Durham, California, with an average of 12.2h of sunshine.

How long on average sun shines in July in Durham?

In July, the average sunshine duration is 12.2h.

What are the months with the highest UV index in Durham?

The months with the highest UV index in Durham are June and July, with an average maximum UV index of 7.

What is the UV index intensity in July in Durham?

The average daily maximum UV index in July in Durham is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Durham, CA

Average temperature in July - Durham, CA
  • Average high temperature in July: 95.2°F

The warmest month (with the highest average high temperature) is July (95.2°F).
The month with the lowest average high temperature is December (53.2°F).

  • Average low temperature in July: 63.5°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is December (39°F).

Average pressure in July
Durham, CA

Average pressure in July - Durham, CA
  • Average pressure in July: 29.91"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in July
Durham, CA

Average wind speed in July - Durham, CA
  • Average wind speed in July: 5.2mph

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in July
Durham, CA

Average humidity in July - Durham, CA
  • Average humidity in July: 32%

The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is July (32%).

Average rainfall in July
Durham, CA

Average rainfall in July - Durham, CA
  • Average rainfall in July: 0.08"

The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is July (0.08").

Average rainfall days in July
Durham, CA

Average rainfall days in July - Durham, CA
  • Average rainfall days in July: 2.1 days

The month with the highest number of rainy days is March (15.2 days).
The month with the least rainy days is August (1.9 days).

Average snowfall in July
Durham, CA

Average snowfall in July - Durham, CA
  • Average snowfall in July: 0"

The month with the highest snowfall is December (0.12").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in July
Durham, CA

Average snowfall days in July - Durham, CA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (0.4 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
Durham, CA

Average daylight in July / Average sunshine in July - Durham, CA
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in July: 12h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The months with the least sunshine are January and December (Average sunshine: 5h and 54min).

Average sunshine days in July
Durham, CA

Average sunshine days in July - Durham, CA
  • Average sunshine days in July: 27.8 days

The month with the most sunshine days is August (28.1 days).
The month with the least sunshine days is March (14.9 days).

Average UV index in July
Durham, CA

Average UV index in July - Durham, CA
  • Average UV index in July: 7

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in July
Durham, CA

Average cloud cover in July - Durham, CA
  • Average cloud cover in July: 4

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in July
Durham, CA

Average visibility in July - Durham, 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).

Durham, California, USA

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