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
The warmest period is July, when temperatures fluctuate between an average high of 80.6°F (27°C) and a low of 70.9°F (21.6°C).Heat index
In July, the average heat index is computed to be 84.2°F (29°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Humidity
In July, the average relative humidity is 75%.Rainfall
The wettest months in Hewlett, New York, are July and August, with an average 2.32" (59mm) of rainfall.Snowfall
In Hewlett, snow does not fall in April through September.Daylight
In July, the average length of the day is 14h and 44min.On the first day of the month, sunrise is at 5:27 am and sunset at 8:29 pm. On the last day of July, sunrise is at 5:51 am and sunset at 8:10 pm EDT.
Sunshine
July has the most sunshine of the year in Hewlett, New York, with an average of 10.8h of sunshine.UV index
The months with the highest UV index in Hewlett are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.Note: In July, the average maximum UV index of 6 translates into the following recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What part of the year is the hottest in Hewlett?
What are the temperatures in Hewlett in July?
What is the average humidity in July in Hewlett?
What is the wettest month in Hewlett?
How much does it rain in Hewlett in July?
When it does not snow in Hewlett?
How many hours of daylight does Hewlett have in July?
When is the sunrise / sunset in July in Hewlett?
What month has the most sunshine in Hewlett?
How long on average sun shines in July in Hewlett?
What are the months with the highest UV index in Hewlett?
How high is the UV index in July in Hewlett?
Average temperature in July
Hewlett, NY
- Average high temperature in July: 80.6°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in July: 70.9°F
The month with the highest average low temperature is August (71.1°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).
Average pressure in July
Hewlett, NY
- Average pressure in July: 29.96"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
Hewlett, NY
- Average wind speed in July: 8mph
The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in July
Hewlett, NY
- Average humidity in July: 75%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is November (72%).
Average rainfall in July
Hewlett, NY
- Average rainfall in July: 2.32"
The wettest months (with the highest rainfall) are July and August (2.32").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in July
Hewlett, NY
- Average rainfall days in July: 15.1 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in July
Hewlett, NY
- Average snowfall in July: 0"
The month with the highest snowfall is March (1.02").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in July
Hewlett, NY
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Hewlett, NY
- 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 18min).
- Average sunshine in July: 10h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in July
Hewlett, NY
- Average sunshine days in July: 13.6 days
The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is July (13.6 days).
Average UV index in July
Hewlett, NY
- 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, March, November and December (UV index 2).
Average cloud cover in July
Hewlett, NY
- Average cloud cover in July: 28
The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in July
Hewlett, NY
- Average visibility in July: 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).
Hewlett, New York, USA
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