Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
July comes with a subtle rise, with the average high-temperature adjusting from a pleasant 69.8°F (21°C) in June to a moderately hot 76.6°F (24.8°C). Grand Mound experiences a substantial divergence from daytime highs in July, with average lows hovering around a chilly 48.6°F (9.2°C).Humidity
The least humid month is July, with an average relative humidity of 73%.Rainfall
The month with the least rainfall is July, when the rain falls for 6.3 days and typically collects 0.35" (9mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Grand Mound, the average length of the day in July is 15h and 25min.On the first day of the month, sunrise is at 5:22 am and sunset at 9:09 pm. On the last day of July, sunrise is at 5:51 am and sunset at 8:44 pm PDT.
Sunshine
In July, the average sunshine is 9.9h.UV index
The months with the highest UV index are June and July, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In July, the maximum UV index of 5 suggests these recommendations:
Act with care - The need to guard against sun damage is communicated. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are July temperatures?
What is the least humid month?
What is the average humidity in July?
What is the driest month?
How many days does it rain in July?
When it does not snow?
What is the average length of the day in July?
What time are sunrise and sunset in July?
How long on average sun shines in July?
What is the month with the highest UV index?
What is the UV index reading in July in Grand Mound?
Average temperature in July
Grand Mound, WA
- Average high temperature in July: 76.6°F
The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is December (42.6°F).
- Average low temperature in July: 48.6°F
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).
Average pressure in July
Grand Mound, WA
- Average pressure in July: 30.06"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.02"Hg).
Average wind speed in July
Grand Mound, WA
- Average wind speed in July: 4mph
The windiest months (with the highest average wind speed) are January, March and November (4.5mph).
The calmest month (with the lowest average wind speed) is September (3.6mph).
Average humidity in July
Grand Mound, WA
- Average humidity in July: 73%
The month with the highest relative humidity is November (90%).
The month with the lowest relative humidity is July (73%).
Average rainfall in July
Grand Mound, WA
- Average rainfall in July: 0.35"
The wettest month (with the highest rainfall) is January (3.86").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in July
Grand Mound, WA
- Average rainfall days in July: 6.3 days
The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (5.6 days).
Average snowfall in July
Grand Mound, WA
- Average snowfall in July: 0"
The month with the highest snowfall is February (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in July
Grand Mound, WA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (2.7 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
Grand Mound, 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: 9h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in July
Grand Mound, WA
- Average sunshine days in July: 20.8 days
The month with the most sunshine days is August (20.9 days).
The months with the least sunshine days are February and March (9.3 days).
Average UV index in July
Grand Mound, 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
Grand Mound, WA
- Average cloud cover in July: 38
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in July
Grand Mound, WA
- Average visibility in July: 5mi
The month with the highest visibility is July (5mi).
The months with the lowest visibility are January, February, March, April, May, June, August, September, October, November and December (4mi).
Grand Mound, Washington, USA
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