August weather forecastSaint Paul, IA
August
Weather in August
August, the last month of the summer in Saint Paul, is another warm month, with an average temperature varying between 63.7°F (17.6°C) and 82.6°F (28.1°C).Temperature
Saint Paul observes an average high-temperature of a still warm 82.6°F (28.1°C) in August, barely different from 82.9°F (28.3°C) in July. In August, the nighttime temperature lowers to an average of 63.7°F (17.6°C).Heat index
The heat index value during August is appraised at a tropical 89.6°F (32°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
Humidity
The average relative humidity in August is 78%.Rainfall
In Saint Paul, in August, during 13.5 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. Throughout the year, there are 145.2 rainfall days, and 28.98" (736mm) of precipitation is accumulated.Snowfall
In Saint Paul, snow does not fall in May through September.Daylight
The average length of the day in August is 13h and 45min.On the first day of August, sunrise is at 6:03 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:39 pm CDT.
Sunshine
The average sunshine in August is 10h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In August, the UV index of 6 transforms into the following advice:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Saint Paul, IA
- Average high temperature in August: 82.6°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in August: 63.7°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in August
Saint Paul, 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
Saint Paul, IA
- Average wind speed in August: 6.8mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in August
Saint Paul, IA
- Average humidity in August: 78%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in August
Saint Paul, IA
- Average rainfall in August: 2.17"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is December (1.38").
Average rainfall days in August
Saint Paul, IA
- Average rainfall days in August: 13.5 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in August
Saint Paul, IA
- Average snowfall in August: 0"
The month with the highest snowfall is January (4.41").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
Saint Paul, IA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (9.2 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
Saint Paul, IA
- Average daylight in August: 13h and 42min
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: 10h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in August
Saint Paul, IA
- Average sunshine days in August: 14.6 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in August
Saint Paul, IA
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Saint Paul, IA
- Average cloud cover in August: 29
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 29).
Average visibility in August
Saint Paul, IA
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





