August weather forecastHouston, AK
August
Weather in August
Come August, the sizzling heat of July recedes slightly in Houston, Alaska giving way to pleasant weather. Despite a drop in temperature, August is still comfortably warm, assuring outdoor plans are not disrupted. Interestingly, the rainfall peaks this month, climbing to 1.89" (48mm), the highest for the year. The increased cloud cover and slight dip in sunshine hours indicates the gradual winding up of summer.Temperature
With the advent of August, Houston's high-temperatures adjust to a still refreshing 63.7°F (17.6°C), closely aligning with the preceding month. Throughout the month of August, the average temperature dips to a frosty 48.2°F (9°C) at night.Humidity
In August, the average relative humidity is 76%.Rainfall
In Houston, in August, during 19.3 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. Throughout the year, there are 134.1 rainfall days, and 13.86" (352mm) of precipitation is accumulated.Snowfall
June through August are months without snowfall.Daylight
The average length of the day in August is 15h and 47min.On the first day of the month, sunrise is at 5:31 am and sunset at 10:39 pm. On the last day of August, sunrise is at 6:49 am and sunset at 9:08 pm AKDT.
Sunshine
In Houston, the average sunshine in August is 9.5h.UV index
In August, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 3 during August leads to these advisories:
Take precautions - Protection against sunburn is recommended. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Houston, AK
- Average high temperature in August: 63.7°F
The warmest month (with the highest average high temperature) is July (67.6°F).
The month with the lowest average high temperature is January (17.8°F).
- Average low temperature in August: 48.2°F
The month with the highest average low temperature is July (50.4°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).
Average pressure in August
Houston, AK
- Average pressure in August: 29.86"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.7"Hg).
Average wind speed in August
Houston, AK
- Average wind speed in August: 4.5mph
The windiest month (with the highest average wind speed) is November (5.1mph).
The calmest month (with the lowest average wind speed) is April (4.3mph).
Average humidity in August
Houston, AK
- Average humidity in August: 76%
The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is May (61%).
Average rainfall in August
Houston, AK
- Average rainfall in August: 1.89"
The wettest month (with the highest rainfall) is September (2.13").
The driest month (with the least rainfall) is April (0.63").
Average rainfall days in August
Houston, AK
- Average rainfall days in August: 19.3 days
The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in August
Houston, AK
- Average snowfall in August: 0"
The month with the highest snowfall is December (5.87").
The months with the least snowfall are June, July and August (0").
Average snowfall days in August
Houston, AK
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (11.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in August /
Average sunshine in August
Houston, AK
- Average daylight in August: 15h and 48min
The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in August: 9h and 30min
The month with the most sunshine is May (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in August
Houston, AK
- Average sunshine days in August: 9.7 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (9.7 days).
Average UV index in August
Houston, AK
- Average UV index in August: 3
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in August
Houston, AK
- Average cloud cover in August: 48
The months with the most cloud cover are April and August (Cloud cover 48).
The month with the least cloud cover is January (Cloud cover 40).
Average visibility in August
Houston, AK
- Average visibility in August: 6mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is March (4mi).
