July weather forecastHelena, NY
July
Weather in July
July in Helena, New York, is a warm summer month, with temperature in the range of an average high of 77.5°F (25.3°C) and an average low of 59.2°F (15.1°C).Temperature
In Helena, the highest average temperatures are observed in July, with a high of 77.5°F (25.3°C) and a low of 59.2°F (15.1°C).Humidity
In July, the average relative humidity is 80%.Rainfall
In Helena, during July, the rain falls for 18.8 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Helena, during the entire year, the rain falls for 160.1 days and collects up to 29.76" (756mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in July in Helena is 15h and 12min.On the first day of the month, sunrise is at 5:16 am and sunset at 8:49 pm. On the last day of July, sunrise is at 5:44 am and sunset at 8:26 pm EDT.
Sunshine
July has the most sunshine of the year, with an average of 10.1h of sunshine.UV index
With an average maximum UV index of 6, July is the month with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum UV index of 6 in July translates into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. 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.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Helena, NY
- Average high temperature in July: 77.5°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (23°F).
- Average low temperature in July: 59.2°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in July
Helena, NY
- Average pressure in July: 29.92"Hg
The months with the highest atmospheric pressure are March and November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in July
Helena, NY
- Average wind speed in July: 6.5mph
The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in July
Helena, NY
- Average humidity in July: 80%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is April (77%).
Average rainfall in July
Helena, NY
- Average rainfall in July: 2.8"
The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in July
Helena, NY
- Average rainfall days in July: 18.8 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in July
Helena, NY
- Average snowfall in July: 0"
The month with the highest snowfall is January (9.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Helena, NY
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Helena, NY
- Average daylight in July: 15h and 12min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in July: 10h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in July
Helena, NY
- Average sunshine days in July: 9.1 days
The month with the most sunshine days is November (16 days).
The month with the least sunshine days is July (9.1 days).
Average UV index in July
Helena, NY
- Average UV index in July: 6
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in July
Helena, NY
- Average cloud cover in July: 34
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in July
Helena, NY
- Average visibility in July: 6mi
The months with the highest visibility are April, May, June, July, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).





