July weather forecast
Winchester, CA

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Weather in July

July in Winchester, California, is a tropical summer month, with an average temperature ranging between min 61.9°F (16.6°C) and max 88.2°F (31.2°C).

Temperature

July records an average high-temperature of a tropical 88.2°F (31.2°C), indicating a minor variation from the preceding month. Winchester in July observes a sharp transition from the daytime heat, falling to an average low of 61.9°F (16.6°C).

Heat index

During July, the heat index is calculated to be a tropical 91.4°F (33°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.

Humidity

In July, the average relative humidity is 50%.

Rainfall

In Winchester, California, during July, the rain falls for 5 days and regularly aggregates up to 0.43" (11mm) of precipitation. In Winchester, during the entire year, the rain falls for 55.7 days and collects up to 7.05" (179mm) of precipitation.

Snowfall

January, March through December are months without snowfall in Winchester.

Daylight

In Winchester, California, the average length of the day in July is 14h and 8min.
On the first day of the month, sunrise is at 5:41 am and sunset at 8:02 pm. On the last day of July, sunrise is at 6:00 am and sunset at 7:49 pm PDT.

Sunshine

With an average of 12.1h of sunshine, July has the most sunshine of the year in Winchester.

UV index

July is the month with the highest UV index, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In July, the maximum UV index of 7 translates into these guidelines:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

How hot is July in Winchester?

In Winchester, in July, the average high-temperature is 88.2°F (31.2°C), and the average low-temperature is 61.9°F (16.6°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in July is calculated to be 91.4°F (33°C).

What is the average humidity in July in Winchester?

In July, the average relative humidity is 50%.

How many days does it rain in July in Winchester?

In July, in Winchester, California, the rain falls for 5 days. Throughout July, 0.43" (11mm) of precipitation is accumulated.

When it does not snow in Winchester?

January, March through December are months without snowfall in Winchester.

How many hours of daylight does Winchester have in July?

In July, the average day length in Winchester, California, is 14h and 8min.

When is the sunrise / sunset in July in Winchester?

In July, on the first day of the month, sunrise is at 5:41 am and sunset at 8:02 pm. On the last day of the month, in Winchester, sunrise is at 6:00 am and sunset at 7:49 pm PDT.

What month has the most sunshine in Winchester?

July has the most sunshine of the year in Winchester, California, with an average of 12.1h of sunshine.

How many hours of sunshine does Winchester have in July?

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

When is the highest UV index in Winchester?

July is the month with the highest UV index, with an average maximum UV index of 7.

What is the UV index reading in July in Winchester?

In Winchester, California, the average daily maximum UV index in July is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
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
Winchester, CA

Average temperature in July - Winchester, CA
  • Average high temperature in July: 88.2°F

The warmest month (with the highest average high temperature) is August (89.6°F).
The month with the lowest average high temperature is December (61°F).

  • Average low temperature in July: 61.9°F

The month with the highest average low temperature is August (63.3°F).
The coldest month (with the lowest average low temperature) is December (43°F).

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Average pressure in July
Winchester, CA

Average pressure in July - Winchester, CA
  • Average pressure in July: 29.88"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in July
Winchester, CA

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

The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest months (with the lowest average wind speed) are August and September (4.2mph).

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Average humidity in July
Winchester, CA

Average humidity in July - Winchester, CA
  • Average humidity in July: 50%

The month with the highest relative humidity is May (60%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in July
Winchester, CA

Average rainfall in July - Winchester, CA
  • Average rainfall in July: 0.43"

The wettest month (with the highest rainfall) is December (1.38").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in July
Winchester, CA

Average rainfall days in July - Winchester, CA
  • Average rainfall days in July: 5 days

The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is June (1.3 days).

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Average snowfall in July
Winchester, CA

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

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in July
Winchester, CA

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

The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in July: 12h and 1min

The month with the most sunshine is 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
Winchester, CA

Average sunshine days in July - Winchester, CA
  • Average sunshine days in July: 21.9 days

The month with the most sunshine days is June (26.9 days).
The month with the least sunshine days is February (21.6 days).

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Average UV index in July
Winchester, CA

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

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in July
Winchester, CA

Average cloud cover in July - Winchester, CA
  • Average cloud cover in July: 7

The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in July
Winchester, CA

Average visibility in July - Winchester, 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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Winchester, California, USA

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