July weather forecast
Hamilton, WA

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Weather in July

July is a pleasant summer month in Hamilton, Washington, with temperature in the range of an average high of 70.9°F (21.6°C) and an average low of 49.1°F (9.5°C).

Temperature

Hamilton's warmest temperatures are experienced in July, with average high temperatures of 70.9°F (21.6°C) and lows of 49.1°F (9.5°C).

Humidity

July is the least humid month, with an average relative humidity of 75%.

Rainfall

The month with the least rainfall is July, when the rain falls for 9.8 days and typically collects 0.98" (25mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In July, the average length of the day in Hamilton is 15h and 38min.
On the first day of July in Hamilton, Washington, sunrise is at 5:10 am and sunset at 9:13 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:46 pm PDT.

Sunshine

In July, the average sunshine is 10.1h.

UV index

With an average maximum UV index of 5, July is the month with the highest UV index in Hamilton. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 5 in July converts into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest in Hamilton?

In Hamilton, Washington, the average temperatures in July are the highest, with a peak at 70.9°F (21.6°C) and a low of 49.1°F (9.5°C).

What is the average July temperature in Hamilton?

In Hamilton, 70.9°F (21.6°C) is the average high-temperature and 49.1°F (9.5°C) is the average low-temperature during July.

What is the least humid month in Hamilton?

The least humid month in Hamilton, Washington, is July, with an average relative humidity of 75%.

What is the average humidity in July in Hamilton?

In July, the average relative humidity is 75%.

What is the driest month in Hamilton?

July is the month with the least rainfall in Hamilton, Washington. Rain falls for 9.8 days and accumulates 0.98" (25mm) of precipitation.

How many days does it rain in July in Hamilton?

In Hamilton, Washington, in July, it is raining for 9.8 days, with typically 0.98" (25mm) of accumulated precipitation.

When it does not snow in Hamilton?

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

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

In Hamilton, the average day length in July is 15h and 38min.

When are sunrise and sunset in July in Hamilton?

In July, on the first day of the month, sunrise is at 5:10 am and sunset at 9:13 pm. On the last day of the month, in Hamilton, Washington, sunrise is at 5:42 am and sunset at 8:46 pm PDT.

How many hours of sunshine does Hamilton have in July?

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

When is the highest UV index in Hamilton?

The month with the highest UV index in Hamilton is July, with an average maximum UV index of 5.

What is the UV index intensity in July in Hamilton?

The average daily maximum UV index in July in Hamilton, Washington, 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
Hamilton, WA

Average temperature in July - Hamilton, WA
  • Average high temperature in July: 70.9°F

The warmest month (with the highest average high temperature) is July (70.9°F).
The month with the lowest average high temperature is December (40.5°F).

  • Average low temperature in July: 49.1°F

The month with the highest average low temperature is August (50.5°F).
The coldest months (with the lowest average low temperature) are February and December (32.5°F).

Average pressure in July
Hamilton, WA

Average pressure in July - Hamilton, 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
Hamilton, WA

Average wind speed in July - Hamilton, WA
  • Average wind speed in July: 3.5mph

The windiest month (with the highest average wind speed) is November (5.7mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).

Average humidity in July
Hamilton, WA

Average humidity in July - Hamilton, WA
  • Average humidity in July: 75%

The months with the highest relative humidity are January, February and March (86%).
The month with the lowest relative humidity is July (75%).

Average rainfall in July
Hamilton, WA

Average rainfall in July - Hamilton, WA
  • Average rainfall in July: 0.98"

The wettest month (with the highest rainfall) is November (7.09").
The driest month (with the least rainfall) is July (0.98").

Average rainfall days in July
Hamilton, WA

Average rainfall days in July - Hamilton, WA
  • Average rainfall days in July: 9.8 days

The month with the highest number of rainy days is March (22.1 days).
The month with the least rainy days is August (9.4 days).

Average snowfall in July
Hamilton, WA

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

The month with the highest snowfall is February (4.96").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Hamilton, WA

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

The month with the highest number of snowfall days is February (4.3 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
Hamilton, WA

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

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).

Average sunshine days in July
Hamilton, WA

Average sunshine days in July - Hamilton, WA
  • Average sunshine days in July: 18.8 days

The month with the most sunshine days is August (19.2 days).
The month with the least sunshine days is March (7.3 days).

Average UV index in July
Hamilton, WA

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

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

Average cloud cover in July
Hamilton, WA

Average cloud cover in July - Hamilton, WA
  • Average cloud cover in July: 29

The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in July
Hamilton, WA

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

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

Hamilton, Washington, USA

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