August weather forecastBatavia, IA
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Batavia, Iowa, with temperature in the range of an average low of 63.3°F (17.4°C) and an average high of 81.5°F (27.5°C).Temperature
Batavia marks the onset of August with an average high-temperature of a still warm 81.5°F (27.5°C), a subtle shift from July's 82.4°F (28°C). During the month of August, Batavia experiences a steady low-temperature average of 63.3°F (17.4°C).Heat index
August's heat index is appraised at a hot 87.8°F (31°C). Constant activity during exposure could result in a state of weariness and possibly heat cramps.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Humidity
In August, the average relative humidity in Batavia is 79%.Rainfall
In Batavia, during August, the rain falls for 12.1 days and regularly aggregates up to 2.05" (52mm) of precipitation. Throughout the year, in Batavia, there are 135.6 rainfall days, and 28.66" (728mm) of precipitation is accumulated.Snowfall
In Batavia, snow does not fall in May through September.Daylight
The average length of the day in August in Batavia is 13h and 46min.On the first day of August, sunrise is at 6:05 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:42 pm CDT.
Sunshine
The average sunshine in August in Batavia is 9.8h.UV index
The months with the highest UV index in Batavia are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The average daily UV index of 6 in August transforms into the following instructions:
Guard oneself from overexposure. Defence against sun injury is vital. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Batavia, IA
- Average high temperature in August: 81.5°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.1°F).
- Average low temperature in August: 63.3°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in August
Batavia, IA
- Average pressure in August: 29.97"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in August
Batavia, IA
- Average wind speed in August: 7mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in August
Batavia, IA
- Average humidity in August: 79%
The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in August
Batavia, IA
- Average rainfall in August: 2.05"
The wettest month (with the highest rainfall) is May (4.45").
The driest months (with the least rainfall) are January and December (1.18").
Average rainfall days in August
Batavia, IA
- Average rainfall days in August: 12.1 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in August
Batavia, IA
- Average snowfall in August: 0"
The months with the highest snowfall are January and February (4.33").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
Batavia, IA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Batavia, IA
- Average daylight in August: 13h and 48min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in August: 9h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in August
Batavia, IA
- Average sunshine days in August: 16.7 days
The months with the most sunshine days are October and November (18.8 days).
The month with the least sunshine days is May (11 days).
Average UV index in August
Batavia, IA
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in August
Batavia, IA
- Average cloud cover in August: 30
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility in August
Batavia, IA
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).





