July weather forecast
Winchester, ID

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Weather in July

July is a moderately hot summer month in Winchester, Idaho, with an average temperature fluctuating between 80.8°F (27.1°C) and 52°F (11.1°C).

Temperature

Winchester experiences a temperature shift with the start of July, with average high-temperatures moving from a pleasant 68.5°F (20.3°C) in June to a moderately hot 80.8°F (27.1°C). Winchester registers a prominent dip from daytime highs, with an average of 52°F (11.1°C) during the nights of July.

Heat index

The heat index value during July is estimated at 82.4°F (28°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

In July, the average relative humidity in Winchester is 52%.

Rainfall

July is the month with the least rainfall in Winchester. Rain falls for 7.8 days and accumulates 0.63" (16mm) of precipitation.

Snowfall

July and August are months without snowfall in Winchester.

Daylight

In Winchester, the average length of the day in July is 15h and 21min.
On the first day of the month, sunrise is at 4:59 am and sunset at 8:41 pm. On the last day of July, in Winchester, sunrise is at 5:28 am and sunset at 8:17 pm PDT.

Sunshine

In July, the average sunshine is 11.7h.

UV index

The month with the highest UV index is July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In July, the maximum UV index of 6 suggests this advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the usual temperature for Winchester in July?

During July, Winchester experiences an average high-temperature of 80.8°F (27.1°C) and a low-temperature of 52°F (11.1°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is estimated at 82.4°F (28°C).

What is the average humidity in July in Winchester?

In Winchester, the average relative humidity in July is 52%.

What is the driest month in Winchester?

July is the month with the least rainfall in Winchester, Idaho. Rain falls for 7.8 days and accumulates 0.63" (16mm) of precipitation.

How much does it rain in Winchester in July?

In Winchester, Idaho, during July, the rain falls for 7.8 days and regularly aggregates up to 0.63" (16mm) of precipitation.

When it does not snow in Winchester?

In Winchester, snow does not fall in July and August.

Does it snow in Winchester in July?

In July, in Winchester, Idaho, it doesn't snow. June is the latest month when it typically snows.

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

The average day length in July in Winchester is 15h and 21min.

When are sunrise and sunset in July in Winchester?

On the first day of July in Winchester, Idaho, sunrise is at 4:59 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:17 pm PDT.

How many hours of sunshine does Winchester have in July?

The average sunshine duration in July in Winchester, Idaho, is 11.7h.

What is the month with the highest UV index in Winchester?

With an average maximum UV index of 6, July is the month with the highest UV index in Winchester.

How high is the UV index in July in Winchester?

In July, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe 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, ID

Average temperature in July - Winchester, ID
  • Average high temperature in July: 80.8°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (32.5°F).

  • Average low temperature in July: 52°F

The month with the highest average low temperature is August (54.7°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).

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Average pressure in July
Winchester, ID

Average pressure in July - Winchester, ID
  • Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is January (30.21"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).

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Average wind speed in July
Winchester, ID

Average wind speed in July - Winchester, ID
  • Average wind speed in July: 3.8mph

The windiest months (with the highest average wind speed) are January, February, March and November (4.8mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

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Average humidity in July
Winchester, ID

Average humidity in July - Winchester, ID
  • Average humidity in July: 52%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (44%).

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Average rainfall in July
Winchester, ID

Average rainfall in July - Winchester, ID
  • Average rainfall in July: 0.63"

The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is July (0.63").

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Average rainfall days in July
Winchester, ID

Average rainfall days in July - Winchester, ID
  • Average rainfall days in July: 7.8 days

The month with the highest number of rainy days is April (17.8 days).
The month with the least rainy days is January (6 days).

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Average snowfall in July
Winchester, ID

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

The month with the highest snowfall is February (23.11").
The months with the least snowfall are July and August (0").

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Average snowfall days in July
Winchester, ID

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

The month with the highest number of snowfall days is December (19.9 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in July / Average sunshine in July - Winchester, ID
  • Average daylight in July: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in July: 11h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

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Average sunshine days in July
Winchester, ID

Average sunshine days in July - Winchester, ID
  • Average sunshine days in July: 21.2 days

The month with the most sunshine days is July (21.2 days).
The month with the least sunshine days is March (7.3 days).

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Average UV index in July
Winchester, ID

Average UV index in July - Winchester, ID
  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in July
Winchester, ID

Average cloud cover in July - Winchester, ID
  • Average cloud cover in July: 14

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in July
Winchester, ID

Average visibility in July - Winchester, ID
  • Average visibility in July: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Winchester, Idaho, USA

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