Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
The transition from July to August brings an average high-temperature of a still moderately hot 78.3°F (25.7°C), barely different from July's 80.2°F (26.8°C). Swea City encounters a steady low-temperature average of 59.9°F (15.5°C) throughout the month of August.Humidity
In Swea City, Iowa, the average relative humidity in August is 80%.Rainfall
In August, the rain falls for 14.5 days. Throughout August, 2.01" (51mm) of precipitation is accumulated. In Swea City, during the entire year, the rain falls for 130.4 days and collects up to 24.65" (626mm) of precipitation.Snowfall
June through September are months without snowfall in Swea City, Iowa.Daylight
The average length of the day in August is 13h and 55min.On the first day of August in Swea City, sunrise is at 6:08 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 7:53 pm CDT.
Sunshine
The average sunshine in August is 9.7h.UV index
The average daily maximum UV index in August in Swea City is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In August, the maximum UV index of 5 transforms into these recommendations:
Be vigilant - Preventing sunburn is recommended. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What are the temperatures in Swea City in August?
What is the average humidity in August in Swea City?
How many days does it rain in August in Swea City?
When it does not snow in Swea City?
What is the average length of the day in August in Swea City?
What time are sunrise and sunset in August in Swea City?
How many hours of sunshine does Swea City have in August?
How high is the UV index in August in Swea City?
Average temperature in August
Swea City, IA
- Average high temperature in August: 78.3°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.1°F).
- Average low temperature in August: 59.9°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).
Average pressure in August
Swea City, IA
- Average pressure in August: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in August
Swea City, IA
- Average wind speed in August: 7.6mph
The windiest month (with the highest average wind speed) is February (10.8mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in August
Swea City, IA
- Average humidity in August: 80%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (68%).
Average rainfall in August
Swea City, IA
- Average rainfall in August: 2.01"
The wettest month (with the highest rainfall) is June (4.02").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in August
Swea City, IA
- Average rainfall days in August: 14.5 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in August
Swea City, IA
- Average snowfall in August: 0"
The month with the highest snowfall is February (6.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Swea City, IA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (13.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Swea City, IA
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in August: 9h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in August
Swea City, IA
- Average sunshine days in August: 14.3 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is June (8.5 days).
Average UV index in August
Swea City, IA
- Average UV index in August: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in August
Swea City, IA
- Average cloud cover in August: 32
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are July and September (Cloud cover 31).
Average visibility in August
Swea City, IA
- Average visibility in August: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).
Swea City, Iowa, USA
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