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
In Jefferson, the average temperatures in July are the highest, with a peak at 81°F (27.2°C) and a low of 64°F (17.8°C).Heat index
The heat index value during July is estimated at a tropical 87.8°F (31°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.Be aware that heat index ratings are designed for shaded locations and minor breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is found by incorporating humidity levels into the air temperature measurement. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
Humidity
July is the most humid month, with an average relative humidity of 84%.Rainfall
In Jefferson, in July, during 15.6 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, in Jefferson, there are 139.5 rainfall days, and 18.07" (459mm) of precipitation is accumulated.Snowfall
In Jefferson, snow does not fall in May through September.Daylight
In Jefferson, the average length of the day in July is 14h and 43min.On the first day of July, sunrise is at 6:20 am and sunset at 9:20 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 9:01 pm EDT.
Sunshine
June and July, with an average of 10h of sunshine, are months with the most sunshine.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index, 6 in July, converts into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months?
What is the average July temperature?
What is the most humid month?
What is the average humidity in July?
How many days does it rain in July?
When it does not snow?
What is the average length of the day in July?
What time are sunrise and sunset in July?
What is the month with the most sunshine?
How long on average sun shines in July?
When is the highest UV index?
How high is the UV index in July?
Average temperature in July
Jefferson, IN
- Average high temperature in July: 81°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in July: 64°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in July
Jefferson, IN
- Average pressure in July: 29.98"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
Jefferson, IN
- Average wind speed in July: 6.2mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in July
Jefferson, IN
- Average humidity in July: 84%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (73%).
Average rainfall in July
Jefferson, IN
- Average rainfall in July: 1.54"
The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is February (0.94").
Average rainfall days in July
Jefferson, IN
- Average rainfall days in July: 15.6 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in July
Jefferson, IN
- Average snowfall in July: 0"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in July
Jefferson, IN
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Jefferson, IN
- Average daylight in July: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in July: 10h and 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in July
Jefferson, IN
- Average sunshine days in July: 11.3 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in July
Jefferson, IN
- 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, February, October, November and December (UV index 2).
Average cloud cover in July
Jefferson, IN
- Average cloud cover in July: 34
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in July
Jefferson, IN
- Average visibility in July: 5mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Jefferson, Indiana, USA
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