July weather forecast
Lacey, WA

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Weather in July

July is the warmest month in Lacey, with the highest temperature reaching an average of 77.9°F (25.5°C). The summer heat is periodically balanced by gentle breezes, while the rainfall is kept at bay. The sun dominates the sky for an impressive 10.1h daily average cast under the longest day length of the year. Outdoor activities flourish under July's summery glow, offering lavish sun-soaked days.

Temperature

The onset of July in Lacey marks a slight increase in the average high-temperature, moving from a pleasant 70.3°F (21.3°C) in June to a moderately hot 77.9°F (25.5°C). Lacey documents a substantial shift from daytime warmth, recording an average nighttime temperature of 49.6°F (9.8°C) in July.

Humidity

The least humid month is July, with an average relative humidity of 71%.

Rainfall

July is the month with the least rainfall in Lacey. Rain falls for 6.9 days and accumulates 0.39" (10mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in July in Lacey is 15h and 27min.
On the first day of July, sunrise is at 5:20 am and sunset at 9:10 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:44 pm PDT.

Sunshine

In July, the average sunshine in Lacey is 10.1h.

UV index

June and July, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in July interprets into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What is the average July temperature in Lacey?

The high-temperature in Lacey, Washington, during July is 77.9°F (25.5°C) and the low-temperature is 49.6°F (9.8°C).

What is the least humid month in Lacey?

With an average relative humidity of 71%, July is the least humid month in Lacey.

What is the average humidity in July in Lacey?

The average relative humidity in July in Lacey is 71%.

What is the driest month in Lacey?

July is the month with the least rainfall. Rain falls for 6.9 days and accumulates 0.39" (10mm) of precipitation.

How many days does it rain in July in Lacey?

In Lacey, Washington, in July, it is raining for 6.9 days, with typically 0.39" (10mm) of accumulated precipitation.

When it does not snow in Lacey?

In Lacey, Washington, snow does not fall in April through October.

How many hours of daylight does Lacey have in July?

The average day length in July is 15h and 27min.

When are sunrise and sunset in July in Lacey?

In July, on the first day of the month, sunrise is at 5:20 am and sunset at 9:10 pm. On the last day of the month, in Lacey, sunrise is at 5:50 am and sunset at 8:44 pm PDT.

How many hours of sunshine does Lacey have in July?

In July, the average sunshine duration is 10.1h.

When is the highest UV index in Lacey?

The months with the highest UV index are June and July, with an average maximum UV index of 5.

What is the UV index reading in July in Lacey?

The average daily maximum UV index in July in Lacey is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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
Lacey, WA

Average temperature in July - Lacey, WA
  • Average high temperature in July: 77.9°F

The warmest month (with the highest average high temperature) is August (78.6°F).
The month with the lowest average high temperature is December (43°F).

  • Average low temperature in July: 49.6°F

The month with the highest average low temperature is August (50.5°F).
The coldest month (with the lowest average low temperature) is December (33.4°F).

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Average pressure in July
Lacey, WA

Average pressure in July - Lacey, WA
  • Average pressure in July: 30.06"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).

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Average wind speed in July
Lacey, WA

Average wind speed in July - Lacey, WA
  • Average wind speed in July: 4.2mph

The windiest months (with the highest average wind speed) are March and November (4.6mph).
The calmest month (with the lowest average wind speed) is September (3.8mph).

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Average humidity in July
Lacey, WA

Average humidity in July - Lacey, WA
  • Average humidity in July: 71%

The months with the highest relative humidity are January, November and December (89%).
The month with the lowest relative humidity is July (71%).

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Average rainfall in July
Lacey, WA

Average rainfall in July - Lacey, WA
  • Average rainfall in July: 0.39"

The wettest month (with the highest rainfall) is December (5.79").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in July
Lacey, WA

Average rainfall days in July - Lacey, WA
  • Average rainfall days in July: 6.9 days

The month with the highest number of rainy days is March (20.4 days).
The month with the least rainy days is August (5.5 days).

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Average snowfall in July
Lacey, WA

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

The month with the highest snowfall is February (2.32").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Lacey, WA

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

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in July / Average sunshine in July - Lacey, WA
  • Average daylight in July: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

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Average sunshine days in July
Lacey, WA

Average sunshine days in July - Lacey, WA
  • Average sunshine days in July: 21.9 days

The month with the most sunshine days is August (22.4 days).
The month with the least sunshine days is February (8.4 days).

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Average UV index in July
Lacey, WA

Average UV index in July - Lacey, WA
  • Average UV index in July: 5

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in July
Lacey, WA

Average cloud cover in July - Lacey, WA
  • Average cloud cover in July: 35

The months with the most cloud cover are January and December (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 35).

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Average visibility in July
Lacey, WA

Average visibility in July - Lacey, WA
  • Average visibility in July: 5mi

The months with the highest visibility are June, July and August (5mi).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (4mi).

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Lacey, Washington, USA

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