July weather forecast
Millwood, WA

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Weather in July

July in Millwood, Washington, is a moderately hot summer month, with an average temperature ranging between max 82.9°F (28.3°C) and min 54.1°F (12.3°C).

Temperature

Millwood's transition into July is marked by a rise in the average high-temperature, advancing from a pleasant 71.1°F (21.7°C) in June to a moderately hot 82.9°F (28.3°C). The anticipated average low-temperature for July in Millwood, a fresh 54.1°F (12.3°C), shows a substantial deviation from the daytime maximums.

Heat index

The heat index value for July is evaluated at 82.4°F (28°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular significance for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

In July, the average relative humidity is 46%.

Rainfall

The months with the least rainfall are July and August Rain falls for 5.1 days and accumulates 0.35" (9mm) of rain.

Snowfall

June through August are months without snowfall.

Daylight

The average length of the day in July is 15h and 32min.
On the first day of July, sunrise is at 4:55 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:24 pm PDT.

Sunshine

In July, the average sunshine is 11.8h.

UV index

July is the month with the highest UV index, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In July, a regular UV index of 6 translates into these guidelines:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. 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. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Frequently asked questions

Is it hot during July?

Millwood in July has an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 54.1°F (12.3°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is evaluated at 82.4°F (28°C).

What is the average humidity in July?

In July, the average relative humidity is 46%.

What is the driest month?

July and August are months with the least rain when the rain falls for 5.1 days and typically aggregates up to 0.35" (9mm) of rain.

How much does it rain in July?

In Millwood, in July, during 5.1 rainfall days, 0.35" (9mm) of precipitation is typically accumulated.

When it does not snow?

In Millwood, snow does not fall in June through August.

What is the average length of the day in July?

The average day length in July is 15h and 32min.

When are sunrise and sunset in July in Millwood?

In July, on the first day of the month, sunrise is at 4:55 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:24 pm PDT.

How long on average sun shines in July?

In July, the average sunshine duration is 11.8h.

When is the highest UV index?

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

What is the UV index reading in July?

In Millwood, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to 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
Millwood, WA

Average temperature in July - Millwood, WA
  • Average high temperature in July: 82.9°F

The warmest month (with the highest average high temperature) is August (83.3°F).
The month with the lowest average high temperature is December (32°F).

  • Average low temperature in July: 54.1°F

The month with the highest average low temperature is August (55.9°F).
The coldest month (with the lowest average low temperature) is December (21.9°F).

Average pressure in July
Millwood, WA

Average pressure in July - Millwood, WA
  • Average pressure in July: 29.92"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

Average wind speed in July
Millwood, WA

Average wind speed in July - Millwood, WA
  • Average wind speed in July: 5mph

The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is December (4.7mph).

Average humidity in July
Millwood, WA

Average humidity in July - Millwood, WA
  • Average humidity in July: 46%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (43%).

Average rainfall in July
Millwood, WA

Average rainfall in July - Millwood, WA
  • Average rainfall in July: 0.35"

The wettest month (with the highest rainfall) is January (2.28").
The driest months (with the least rainfall) are July and August (0.35").

Average rainfall days in July
Millwood, WA

Average rainfall days in July - Millwood, WA
  • Average rainfall days in July: 5.1 days

The month with the highest number of rainy days is March (16 days).
The month with the least rainy days is July (5.1 days).

Average snowfall in July
Millwood, WA

Average snowfall in July - Millwood, WA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (10.51").
The months with the least snowfall are June, July and August (0").

Average snowfall days in July
Millwood, WA

Average snowfall days in July - Millwood, WA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (13.9 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in July /
Average sunshine in July
Millwood, WA

Average daylight in July / Average sunshine in July - Millwood, WA
  • Average daylight in July: 15h and 3min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in July: 11h and 5min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).

Average sunshine days in July
Millwood, WA

Average sunshine days in July - Millwood, WA
  • Average sunshine days in July: 24.3 days

The month with the most sunshine days is July (24.3 days).
The month with the least sunshine days is March (10.3 days).

Average UV index in July
Millwood, WA

Average UV index in July - Millwood, WA
  • Average UV index in July: 6

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

Average cloud cover in July
Millwood, WA

Average cloud cover in July - Millwood, WA
  • Average cloud cover in July: 13

The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 13).

Average visibility in July
Millwood, WA

Average visibility in July - Millwood, WA
  • Average visibility in July: 6mi

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

Millwood, Washington, USA

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