July weather forecast
Julian, CA

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Weather in July

The mercury soars in July, marking the height of summer in Julian. This month records the highest temperature parameter of 85.8°F (29.9°C), distinguishing it from the slightly cooler June. The city witnesses an increase in rainfall, breaking the summer dry spell. Slightly reduced daylight hours due to slight cloud cover and increased relative humidity indicate the onset of the city's tropical climate. Despite the higher temperatures, the breezy wind offers a welcoming respite to visitors and locals.

Temperature

During July, the average high-temperature in Julian is a still moderately hot 85.8°F (29.9°C), maintaining a close resemblance to that of the preceding month. Julian's nighttime temperature in July demonstrates a noticeable plunge to a refreshing 62.8°F (17.1°C).

Heat index

The average heat index in July is calculated to be a tropical 89.6°F (32°C). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

In July, the average relative humidity is 55%.

Rainfall

In July, in Julian, the rain falls for 7.1 days. Throughout July, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 62 rainfall days, and 6.38" (162mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall.

Daylight

The average length of the day in July in Julian, California, is 14h and 5min.
On the first day of July, sunrise is at 5:41 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:45 pm PDT.

Sunshine

The months with the most sunshine are June and July, with an average of 12.1h of sunshine.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 6 during July translates into these guidelines:
Fend off overexposure. Sun protection is vital. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

How hot is July in Julian?

Julian in July has an average high-temperature of 85.8°F (29.9°C) and an average low-temperature of 62.8°F (17.1°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 89.6°F (32°C).

What is the average humidity in July in Julian?

In Julian, the average relative humidity in July is 55%.

How much does it rain in Julian in July?

In July, the rain falls for 7.1 days. Throughout July, 0.71" (18mm) of precipitation is accumulated.

When it does not snow in Julian?

In Julian, California, snow does not fall in June through October.

What is the average length of the day in July in Julian?

The average day length in July is 14h and 5min.

What time are sunrise and sunset in July in Julian?

In July, on the first day of the month, sunrise is at 5:41 am and sunset at 7:59 pm. On the last day of the month, in Julian, California, sunrise is at 5:59 am and sunset at 7:45 pm PDT.

What are the months with the most sunshine in Julian?

The months with the most sunshine in Julian are June and July, with an average of 12.1h of sunshine.

How many hours of sunshine does Julian have in July?

In Julian, California, the average sunshine duration in July is 12.1h.

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

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

What is the UV index reading in July in Julian?

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

Average temperature in July
Julian, CA

Average temperature in July - Julian, CA
  • Average high temperature in July: 85.8°F

The warmest month (with the highest average high temperature) is August (87.3°F).
The month with the lowest average high temperature is December (61.3°F).

  • Average low temperature in July: 62.8°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is February (44.2°F).

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Average pressure in July
Julian, CA

Average pressure in July - Julian, CA
  • Average pressure in July: 29.89"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in July
Julian, CA

Average wind speed in July - Julian, CA
  • Average wind speed in July: 4.5mph

The windiest month (with the highest average wind speed) is May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.1mph).

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Average humidity in July
Julian, CA

Average humidity in July - Julian, CA
  • Average humidity in July: 55%

The month with the highest relative humidity is May (62%).
The month with the lowest relative humidity is November (51%).

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Average rainfall in July
Julian, CA

Average rainfall in July - Julian, CA
  • Average rainfall in July: 0.71"

The wettest month (with the highest rainfall) is February (0.94").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in July
Julian, CA

Average rainfall days in July - Julian, CA
  • Average rainfall days in July: 7.1 days

The month with the highest number of rainy days is March (7.6 days).
The month with the least rainy days is June (1.5 days).

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Average snowfall in July
Julian, CA

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

The month with the highest snowfall is March (6.7").
The months with the least snowfall are June, July, August, September and October (0").

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Average daylight in July /
Average sunshine in July
Julian, CA

Average daylight in July / Average sunshine in July - Julian, CA
  • Average daylight in July: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in July: 12h and 1min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in July
Julian, CA

Average sunshine days in July - Julian, CA
  • Average sunshine days in July: 19.4 days

The month with the most sunshine days is June (27.5 days).
The month with the least sunshine days is July (19.4 days).

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Average UV index in July
Julian, CA

Average UV index in July - Julian, CA
  • Average UV index in July: 6

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

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Average cloud cover in July
Julian, CA

Average cloud cover in July - Julian, CA
  • Average cloud cover in July: 9

The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in July
Julian, CA

Average visibility in July - Julian, 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).

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Julian, California, USA

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