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
July, known for its average high temperature of 83.8°F (28.8°C) and an average low temperature of 66.4°F (19.1°C), is the warmest month.Heat index
Throughout July, the heat index is calculated to be a sweltering 95°F (35°C). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is achieved by amalgamating air temperature with the relative humidity readings. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.
Humidity
The most humid month is July, with an average relative humidity of 82%.Rainfall
In Lewis, Indiana, during July, the rain falls for 16.8 days and regularly aggregates up to 2.56" (65mm) of precipitation. Throughout the year, in Lewis, there are 147.4 rainfall days, and 27.24" (692mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in Lewis.Daylight
In Lewis, the average length of the day in July is 14h and 37min.On the first day of the month, sunrise is at 6:26 am and sunset at 9:19 pm. On the last day of July, sunrise is at 6:49 am and sunset at 9:01 pm EDT.
Sunshine
The average sunshine in July in Lewis is 10.2h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: In July, the maximum UV index of 6 translates into these guidelines:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What are the warmest months in Lewis?
Is it hot in Lewis during July?
What is the most humid month in Lewis?
What is the average humidity in July in Lewis?
How much does it rain in Lewis in July?
When it does not snow in Lewis?
What is the average length of the day in July in Lewis?
What time are sunrise and sunset in July in Lewis?
How many hours of sunshine does Lewis have in July?
What are the months with the highest UV index in Lewis?
What is the UV index reading in July in Lewis?
Average temperature in July
Lewis, IN
- Average high temperature in July: 83.8°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.8°F).
- Average low temperature in July: 66.4°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in July
Lewis, IN
- Average pressure in July: 29.98"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
Lewis, IN
- Average wind speed in July: 5.7mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in July
Lewis, IN
- Average humidity in July: 82%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in July
Lewis, IN
- Average rainfall in July: 2.56"
The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in July
Lewis, IN
- Average rainfall days in July: 16.8 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in July
Lewis, IN
- Average snowfall in July: 0"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in July
Lewis, IN
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Lewis, IN
- Average daylight in July: 14h and 4min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in July: 10h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days in July
Lewis, IN
- Average sunshine days in July: 11.5 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (9.1 days).
Average UV index in July
Lewis, 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, November and December (UV index 2).
Average cloud cover in July
Lewis, IN
- Average cloud cover in July: 31
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in July
Lewis, 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).
Lewis, Indiana, USA
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