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
August's presence records an average high-temperature of a still warm 80.2°F (26.8°C), closely mirroring July's climate. August brings Lester a consistent average low-temperature of 59.5°F (15.3°C).Humidity
The average relative humidity in August is 76%.Rainfall
In Lester, in August, during 13.3 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. In Lester, during the entire year, the rain falls for 119.2 days and collects up to 22.13" (562mm) of precipitation.Snowfall
In Lester, snow does not fall in June through September.Daylight
In Lester, the average length of the day in August is 13h and 55min.On the first day of the month, sunrise is at 6:15 am and sunset at 8:47 pm. On the last day of August, sunrise is at 6:49 am and sunset at 8:01 pm CDT.
Sunshine
The average sunshine in August in Lester is 9.8h.UV index
The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In August, a daily UV index of 5 turns into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. Around midday, solar radiation is most harmful; hence, exposure should be limited. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
What is the average length of the day in August in Lester?
When are sunrise and sunset in August?
How many hours of sunshine does Lester have in August?
How high is the UV index in August in Lester?
Average temperature in August
Lester, IA
- Average high temperature in August: 80.2°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (23°F).
- Average low temperature in August: 59.5°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).
Average pressure in August
Lester, IA
- Average pressure in August: 29.94"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in August
Lester, IA
- Average wind speed in August: 8mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in August
Lester, IA
- Average humidity in August: 76%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (67%).
Average rainfall in August
Lester, IA
- Average rainfall in August: 2.17"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in August
Lester, IA
- Average rainfall days in August: 13.3 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (2.7 days).
Average snowfall in August
Lester, IA
- Average snowfall in August: 0"
The month with the highest snowfall is February (4.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Lester, IA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Lester, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in August
Lester, IA
- Average sunshine days in August: 15.1 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in August
Lester, IA
- Average UV index in August: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in August
Lester, IA
- Average cloud cover in August: 30
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in August
Lester, IA
- Average visibility in August: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Lester, Iowa, USA
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