July weather forecast
Langley, WA

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Weather in July

July is an agreeable summer month in Langley, Washington, with an average temperature fluctuating between 51.4°F (10.8°C) and 72.1°F (22.3°C).

Temperature

As July arrives, Langley's weather shows a minor increase in high-temperatures, edging from June's enjoyable 66.2°F (19°C) to a pleasant 72.1°F (22.3°C). Langley observes an average low-temperature of 51.4°F (10.8°C) during July nights.

Humidity

The least humid month in Langley is July, with an average relative humidity of 73%.

Rainfall

July is the month with the least rainfall. Rain falls for 7.3 days and accumulates 0.47" (12mm) of precipitation.

Snowfall

In Langley, snow does not fall in May through October.

Ocean temperature

In Langley, the average seawater temperature in July is 50.5°F (10.3°C).
Note: Swimming in 50.5°F (10.3°C) is deemed hazardous. Exposure to temperatures below 50°F (10°C) leads to immediate severe cold shock and hyperventilation.

Daylight

In July, the average length of the day is 15h and 35min.
On the first day of the month, sunrise is at 5:14 am and sunset at 9:12 pm. On the last day of July, sunrise is at 5:45 am and sunset at 8:46 pm PDT.

Sunshine

In Langley, the average sunshine in July is 10.5h.

UV index

June and July, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 5 during July translates into the following directions:
Make use of precautions - It is urged to ward off sun damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What is the average July temperature?

Langley in July has an average high-temperature of 72.1°F (22.3°C) and an average low-temperature of 51.4°F (10.8°C).

What is the least humid month?

With an average relative humidity of 73%, July is the least humid month.

What is the average humidity in July?

In July, the average relative humidity is 73%.

What is the driest month?

The month with the least rainfall is July, when the rain falls for 7.3 days and typically collects 0.47" (12mm) of precipitation.

How much does it rain in July?

In Langley, in July, during 7.3 rainfall days, 0.47" (12mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall in Langley.

How cold is the water in July in Langley?

In July, the average ocean temperature is 50.5°F (10.3°C). Swimming in 50.5°F (10.3°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in July?

In July, the average day length is 15h and 35min.

What time are sunrise and sunset in July in Langley?

On the first day of July, sunrise is at 5:14 am and sunset at 9:12 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:46 pm PDT.

How long on average sun shines in July?

The average sunshine duration in July in Langley is 10.5h.

What are the months with the highest UV index?

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?

The average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Langley, WA

Average temperature in July - Langley, WA
  • Average high temperature in July: 72.1°F

The warmest month (with the highest average high temperature) is August (73°F).
The month with the lowest average high temperature is December (42.3°F).

  • Average low temperature in July: 51.4°F

The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is December (34.7°F).

Average pressure in July
Langley, WA

Average pressure in July - Langley, WA
  • Average pressure in July: 30.03"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

Average wind speed in July
Langley, WA

Average wind speed in July - Langley, WA
  • Average wind speed in July: 3.6mph

The windiest months (with the highest average wind speed) are March and November (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

Average humidity in July
Langley, WA

Average humidity in July - Langley, WA
  • Average humidity in July: 73%

The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is July (73%).

Average rainfall in July
Langley, WA

Average rainfall in July - Langley, WA
  • Average rainfall in July: 0.47"

The wettest month (with the highest rainfall) is November (4.06").
The driest month (with the least rainfall) is July (0.47").

Average rainfall days in July
Langley, WA

Average rainfall days in July - Langley, WA
  • Average rainfall days in July: 7.3 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (6.1 days).

Average snowfall in July
Langley, WA

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

The month with the highest snowfall is February (2.68").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Langley, WA

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

The month with the highest number of snowfall days is February (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in July
Langley, WA

Average sea temperature in July - Langley, WA
  • Average sea temperature in July: 50.5°F

The best month for swimming (with the highest average sea temperature) is August (53.3°F).
The coldest months (with the lowest average sea temperature) are February and March (45.1°F).

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

Average daylight in July / Average sunshine in July - Langley, WA
  • Average daylight in July: 15h and 4min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in July: 10h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 4h and 12min).

Average sunshine days in July
Langley, WA

Average sunshine days in July - Langley, WA
  • Average sunshine days in July: 21.5 days

The month with the most sunshine days is August (23.1 days).
The months with the least sunshine days are February and November (8.6 days).

Average UV index in July
Langley, WA

Average UV index in July - Langley, 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).

Average cloud cover in July
Langley, WA

Average cloud cover in July - Langley, WA
  • Average cloud cover in July: 27

The month with the most cloud cover is December (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in July
Langley, WA

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

The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, November and December (5mi).

Langley, Washington, USA

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