July weather forecastSilvana, WA
July
Weather in July
July is an agreeable summer month in Silvana, Washington, with an average temperature varying between 50.5°F (10.3°C) and 72°F (22.2°C).Temperature
July's arrival brings a modest temperature shift, moving from an enjoyable 66°F (18.9°C) in June to an agreeable 72°F (22.2°C). During July, Silvana observes a consistent average nighttime temperature of 50.5°F (10.3°C).Humidity
The least humid month is July, with an average relative humidity of 73%.Rainfall
The month with the least rainfall in Silvana, Washington, is July, when the rain falls for 8 days and typically collects 0.51" (13mm) of precipitation.Snowfall
In Silvana, snow does not fall in May through October.Daylight
In July, the average length of the day is 15h and 36min.On the first day of the month, sunrise is at 5:13 am and sunset at 9:12 pm. On the last day of July, sunrise is at 5:44 am and sunset at 8:46 pm PDT.
Sunshine
In July, the average sunshine is 10.5h.UV index
The month with the highest UV index is July, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In July, the maximum UV index of 5 translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Silvana, WA
- Average high temperature in July: 72°F
The warmest month (with the highest average high temperature) is August (72.3°F).
The month with the lowest average high temperature is December (41.7°F).
- Average low temperature in July: 50.5°F
The month with the highest average low temperature is August (51.6°F).
The coldest month (with the lowest average low temperature) is February (33.8°F).
Average pressure in July
Silvana, 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
Silvana, WA
- Average wind speed in July: 3.4mph
The windiest months (with the highest average wind speed) are January and November (5.6mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).
Average humidity in July
Silvana, WA
- Average humidity in July: 73%
The months with the highest relative humidity are January, February, November and December (85%).
The month with the lowest relative humidity is July (73%).
Average rainfall in July
Silvana, WA
- Average rainfall in July: 0.51"
The wettest month (with the highest rainfall) is November (4.92").
The driest month (with the least rainfall) is July (0.51").
Average rainfall days in July
Silvana, WA
- Average rainfall days in July: 8 days
The month with the highest number of rainy days is March (20.9 days).
The month with the least rainy days is August (6.9 days).
Average snowfall in July
Silvana, WA
- Average snowfall in July: 0"
The month with the highest snowfall is February (4.45").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in July
Silvana, 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
Silvana, WA
- Average daylight in July: 15h and 36min
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 30min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).
Average sunshine days in July
Silvana, WA
- Average sunshine days in July: 20.6 days
The month with the most sunshine days is August (22 days).
The month with the least sunshine days is March (8.1 days).
Average UV index in July
Silvana, 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, October, November and December (UV index 2).
Average cloud cover in July
Silvana, WA
- Average cloud cover in July: 26
The month with the most cloud cover is December (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 26).
Average visibility in July
Silvana, 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).





