Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
Temperature records mark July as the warmest month, with highs averaging 86.4°F (30.2°C) and lows at 65.5°F (18.6°C).Heat index
The heat index for July is estimated at a tropical 89.6°F (32°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.Factoring in the heat index, values are geared towards shaded areas with light breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', reflects the blend of air temperature and relative humidity to give a temperature impression. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Humidity
The average relative humidity in July is 54%.Rainfall
In Herreid, in July, it is raining for 11 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, in Herreid, there are 89.4 rainfall days, and 15.39" (391mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Herreid.Daylight
In July, the average length of the day in Herreid is 15h and 18min.On the first day of July in Herreid, sunrise is at 5:54 am and sunset at 9:34 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 9:10 pm CDT.
Sunshine
July has the most sunshine of the year in Herreid, with an average of 11.4h of sunshine.UV index
The months with the highest UV index in Herreid are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The daily maximum UV index of 6 in July interprets into the following advice:
Resist extreme sun exposure. Guarding against solar damage is essential. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What time of the year is the hottest in Herreid?
How hot is July in Herreid?
What is the average humidity in July in Herreid?
How much does it rain in Herreid in July?
When it does not snow in Herreid?
What is the average length of the day in July in Herreid?
What time are sunrise and sunset in July in Herreid?
What month has the most sunshine in Herreid?
How many hours of sunshine does Herreid have in July?
When is the highest UV index in Herreid?
How high is the UV index in July in Herreid?
Average temperature in July
Herreid, SD
- Average high temperature in July: 86.4°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (23°F).
- Average low temperature in July: 65.5°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (9°F).
Average pressure in July
Herreid, SD
- Average pressure in July: 29.9"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in July
Herreid, SD
- Average wind speed in July: 9.8mph
The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is February (9.4mph).
Average humidity in July
Herreid, SD
- Average humidity in July: 54%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (52%).
Average rainfall in July
Herreid, SD
- Average rainfall in July: 2.09"
The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in July
Herreid, SD
- Average rainfall days in July: 11 days
The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in July
Herreid, SD
- Average snowfall in July: 0"
The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Herreid, SD
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Herreid, SD
- Average daylight in July: 15h and 2min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in July: 11h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in July
Herreid, SD
- Average sunshine days in July: 16.7 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.6 days).
Average UV index in July
Herreid, SD
- Average UV index in July: 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 and December (UV index 1).
Average cloud cover in July
Herreid, SD
- Average cloud cover in July: 21
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 21).
Average visibility in July
Herreid, SD
- Average visibility in July: 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).
Herreid, South Dakota, USA
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