July weather forecast
Tumwater, WA

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Weather in July

July in Tumwater, Washington, is a warm summer month, with temperature in the range of an average high of 77.9°F (25.5°C) and an average low of 49.6°F (9.8°C).

Temperature

July's onset is marked by a subtle temperature increase, moving from a pleasant 70.3°F (21.3°C) in June to a warm 77.9°F (25.5°C). Tumwater undergoes a major shift from daytime highs, averaging a chilly 49.6°F (9.8°C) during the night in July.

Humidity

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

Rainfall

The month with the least rainfall is July, when the rain falls for 6.9 days and typically collects 0.39" (10mm) of precipitation.

Snowfall

April through October are months without snowfall in Tumwater.

Daylight

The average length of the day in July in Tumwater, Washington, is 15h and 27min.
On the first day of the month, sunrise is at 5:21 am and sunset at 9:10 pm. On the last day of July, in Tumwater, sunrise is at 5:50 am and sunset at 8:45 pm PDT.

Sunshine

The average sunshine in July is 10.1h.

UV index

June and July, with an average maximum UV index of 5, are months with the highest UV index in Tumwater. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 5 in July translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average July temperature in Tumwater?

In Tumwater, in July, the average high-temperature is 77.9°F (25.5°C), and the average low-temperature is 49.6°F (9.8°C).

What is the least humid month in Tumwater?

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

What is the average humidity in July in Tumwater?

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

What is the driest month in Tumwater?

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

How much does it rain in Tumwater in July?

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

When it does not snow in Tumwater?

April through October are months without snowfall in Tumwater.

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

In Tumwater, the average day length in July is 15h and 27min.

When are sunrise and sunset in July in Tumwater?

On the first day of July in Tumwater, sunrise is at 5:21 am and sunset at 9:10 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:45 pm PDT.

How long on average sun shines in July in Tumwater?

In Tumwater, the average sunshine duration in July is 10.1h.

What are the months with the highest UV index in Tumwater?

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

What is the UV index reading in July in Tumwater?

In Tumwater, the average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a moderate 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
Tumwater, WA

Average temperature in July - Tumwater, 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).

Average pressure in July
Tumwater, WA

Average pressure in July - Tumwater, 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).

Average wind speed in July
Tumwater, WA

Average wind speed in July - Tumwater, 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).

Average humidity in July
Tumwater, WA

Average humidity in July - Tumwater, 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%).

Average rainfall in July
Tumwater, WA

Average rainfall in July - Tumwater, 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").

Average rainfall days in July
Tumwater, WA

Average rainfall days in July - Tumwater, 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).

Average snowfall in July
Tumwater, WA

Average snowfall in July - Tumwater, 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").

Average snowfall days in July
Tumwater, WA

Average snowfall days in July - Tumwater, 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).

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

Average daylight in July / Average sunshine in July - Tumwater, 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).

Average sunshine days in July
Tumwater, WA

Average sunshine days in July - Tumwater, 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).

Average UV index in July
Tumwater, WA

Average UV index in July - Tumwater, 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
Tumwater, WA

Average cloud cover in July - Tumwater, 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).

Average visibility in July
Tumwater, WA

Average visibility in July - Tumwater, 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).

Tumwater, Washington, USA

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