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 brings the highest temperatures, with an average high of 78.1°F and an average low of 64.8°F.Humidity
In July, the average relative humidity in Lewiston is 75%.Rainfall
July is the month with the most rainfall in Lewiston. Rain falls for 17.5 days and accumulates 3.11" of precipitation.Snowfall
In Lewiston, snow does not fall in June through September.Daylight
The average length of the day in July in Lewiston is 15h and 0min.On the first day of the month, sunrise is at 5:40 am and sunset at 8:59 pm. On the last day of July, sunrise is at 6:05 am and sunset at 8:39 pm EDT.
Sunshine
The month with the most sunshine is July, with an average of 10.6h of sunshine.UV index
The months with the highest UV index in Lewiston, New York, are July and August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.Note: The UV index of 6 during July translates into the following guidance:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
FAQ
What part of the year is the hottest in Lewiston?
What are July temperatures in Lewiston?
What is the average humidity in July in Lewiston?
What is the wettest month in Lewiston?
How many days does it rain in July in Lewiston?
When it does not snow in Lewiston?
How many hours of daylight does Lewiston have in July?
When is the sunrise / sunset in July in Lewiston?
What month has the most sunshine in Lewiston?
How many hours of sunshine does Lewiston have in July?
What are the months with the highest UV index in Lewiston?
What is the UV index intensity in July in Lewiston?
Average temperature in July
Lewiston, NY
- Average high temperature in July: 78.1°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in July: 64.8°F
The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in July
Lewiston, NY
- Average pressure in July: 29.95"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in July
Lewiston, NY
- Average wind speed in July: 7.1mph
The windiest month (with the highest average wind speed) is January (12.3mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in July
Lewiston, NY
- Average humidity in July: 75%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are August and September (74%).
Average rainfall in July
Lewiston, NY
- Average rainfall in July: 3.11"
The wettest month (with the highest rainfall) is July (3.11").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in July
Lewiston, NY
- Average rainfall days in July: 17.5 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in July
Lewiston, NY
- Average snowfall in July: 0"
The month with the highest snowfall is February (7.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Lewiston, NY
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Lewiston, NY
- Average daylight in July: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in July: 10h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in July
Lewiston, NY
- Average sunshine days in July: 11.3 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is January (6.8 days).
Average UV index in July
Lewiston, NY
- Average UV index in July: 6
The months with the highest UV index are 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
Lewiston, NY
- Average cloud cover in July: 29
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in July
Lewiston, NY
- Average visibility in July: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Lewiston, New York, USA
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