July weather forecastSaint Marys, OH
July
Weather in July
July, like June, in Saint Marys, Ohio, is a moderately hot summer month, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 81°F (27.2°C).Temperature
Temperature records mark July as the warmest month, with highs averaging 81°F (27.2°C) and lows at 64°F (17.8°C).Heat index
In July, the average heat index is appraised at a hot 86°F (30°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.Evaluating the heat index requires understanding its values in the shade and with gentle winds. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Humidity
In July, the average relative humidity in Saint Marys is 81%.Rainfall
In Saint Marys, in July, during 17.1 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Saint Marys, during the entire year, the rain falls for 161.4 days and collects up to 29.25" (743mm) of precipitation.Snowfall
In Saint Marys, snow does not fall in June through September.Daylight
In July, the average length of the day in Saint Marys is 14h and 44min.On the first day of the month, sunrise is at 6:11 am and sunset at 9:12 pm. On the last day of July, in Saint Marys, Ohio, sunrise is at 6:34 am and sunset at 8:53 pm EDT.
Sunshine
The month with the most sunshine in Saint Marys is July, with an average of 10h of sunshine.UV index
July and 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 threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In July, a daily UV index of 6 turns into the following recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Saint Marys, OH
- 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 (31.6°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
Saint Marys, OH
- Average pressure in July: 29.97"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
Saint Marys, OH
- Average wind speed in July: 6.1mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in July
Saint Marys, OH
- Average humidity in July: 81%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (75%).
Average rainfall in July
Saint Marys, OH
- Average rainfall in July: 2.72"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is February (1.85").
Average rainfall days in July
Saint Marys, OH
- Average rainfall days in July: 17.1 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in July
Saint Marys, OH
- Average snowfall in July: 0"
The month with the highest snowfall is February (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Saint Marys, OH
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Saint Marys, OH
- Average daylight in July: 14h and 42min
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 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in July
Saint Marys, OH
- Average sunshine days in July: 11.1 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is June (9.4 days).
Average UV index in July
Saint Marys, OH
- Average UV index in July: 6
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in July
Saint Marys, OH
- Average cloud cover in July: 34
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in July
Saint Marys, OH
- Average visibility in July: 6mi
The months with the highest visibility are February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, August and September (5mi).





