August weather forecastDishman, WA
August
Weather in August
August, the last month of the summer in Dishman, is another warm month, with an average temperature varying between 55.9°F (13.3°C) and 83.3°F (28.5°C).Temperature
Temperature records mark August as the warmest month, with highs averaging 83.3°F (28.5°C) and lows at 55.9°F (13.3°C).Heat index
During August, the heat index is appraised at 82.4°F (28°C). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.Take into consideration that the heat index values are calculated for shade and light wind conditions. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Humidity
The least humid month is August, with an average relative humidity of 43%.Rainfall
July and August are months with the least rain when the rain falls for 5.5 days and typically aggregates up to 0.35" (9mm) of rain.Snowfall
In Dishman, snow does not fall in June through August.Daylight
In Dishman, Washington, the average length of the day in August is 14h and 13min.On the first day of the month, sunrise is at 5:27 am and sunset at 8:23 pm. On the last day of August, sunrise is at 6:07 am and sunset at 7:30 pm PDT.
Sunshine
With an average of 12h of sunshine, August has the most sunshine of the year.UV index
The average daily maximum UV index in August in Dishman is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 5 during August, leads to the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Dishman, WA
- Average high temperature in August: 83.3°F
The warmest month (with the highest average high temperature) is August (83.3°F).
The month with the lowest average high temperature is December (32°F).
- Average low temperature in August: 55.9°F
The month with the highest average low temperature is August (55.9°F).
The coldest month (with the lowest average low temperature) is December (21.9°F).
Average pressure in August
Dishman, WA
- Average pressure in August: 29.91"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).
Average wind speed in August
Dishman, WA
- Average wind speed in August: 4.8mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is December (4.7mph).
Average humidity in August
Dishman, WA
- Average humidity in August: 43%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (43%).
Average rainfall in August
Dishman, WA
- Average rainfall in August: 0.35"
The wettest month (with the highest rainfall) is January (2.28").
The driest months (with the least rainfall) are July and August (0.35").
Average rainfall days in August
Dishman, WA
- Average rainfall days in August: 5.5 days
The month with the highest number of rainy days is March (16 days).
The month with the least rainy days is July (5.1 days).
Average snowfall in August
Dishman, WA
- Average snowfall in August: 0"
The month with the highest snowfall is January (10.51").
The months with the least snowfall are June, July and August (0").
Average snowfall days in August
Dishman, WA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (13.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in August /
Average sunshine in August
Dishman, WA
- Average daylight in August: 14h and 12min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in August: 12h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).
Average sunshine days in August
Dishman, WA
- Average sunshine days in August: 23.2 days
The month with the most sunshine days is July (24.3 days).
The month with the least sunshine days is March (10.3 days).
Average UV index in August
Dishman, WA
- Average UV index in August: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in August
Dishman, WA
- Average cloud cover in August: 13
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility in August
Dishman, WA
- Average visibility in August: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).





