July weather forecast
Merwin, OH

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Weather in July

July, the same as June, is another warm summer month in Merwin, Ohio, with an average temperature fluctuating between 65.8°F (18.8°C) and 84.4°F (29.1°C).

Temperature

Merwin, Ohio, witnesses the warmest weather in July, with temperatures averaging a high of 84.4°F (29.1°C) and a low of 65.8°F (18.8°C).

Heat index

The heat index value during July is appraised at a torrid 95°F (35°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

In Merwin, the average relative humidity in July is 78%.

Rainfall

In Merwin, in July, during 14.7 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. In Merwin, Ohio, during the entire year, the rain falls for 139.9 days and collects up to 18.11" (460mm) of precipitation.

Snowfall

In Merwin, snow does not fall in May through October.

Daylight

The average length of the day in July is 14h and 35min.
On the first day of the month, sunrise is at 6:15 am and sunset at 9:06 pm. On the last day of July, sunrise is at 6:37 am and sunset at 8:49 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 10.3h of sunshine.

UV index

The months with the highest UV index in Merwin, Ohio, are June through August, with an average maximum UV index of 6. 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: The maximum daily UV index of 6 in July converts into the following recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the warmest month in Merwin?

In Merwin, Ohio, the peak temperatures are generally noted in July, averaging a high of 84.4°F (29.1°C) and a low of 65.8°F (18.8°C).

How hot does it get in Merwin in July?

The high-temperature, in July, in Merwin, is 84.4°F (29.1°C), while the low-temperature averages to 65.8°F (18.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in July is appraised at 95°F (35°C).

What is the average humidity in July in Merwin?

In July, the average relative humidity in Merwin is 78%.

How much does it rain in Merwin in July?

In Merwin, in July, it is raining for 14.7 days, with typically 1.81" (46mm) of accumulated precipitation.

When it does not snow in Merwin?

In Merwin, snow does not fall in May through October.

What is the average length of the day in July in Merwin?

In Merwin, Ohio, the average day length in July is 14h and 35min.

When is the sunrise / sunset in July in Merwin?

On the first day of July in Merwin, Ohio, sunrise is at 6:15 am and sunset at 9:06 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 8:49 pm EDT.

What month has the most sunshine in Merwin?

The month with the most sunshine in Merwin is July, with an average of 10.3h of sunshine.

How many hours of sunshine does Merwin have in July?

In Merwin, Ohio, the average sunshine duration in July is 10.3h.

What is the month with the highest UV index in Merwin?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Merwin.

What is the UV index intensity in July in Merwin?

In July, the average daily maximum UV index in Merwin, Ohio, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Merwin, OH

Average temperature in July - Merwin, OH
  • Average high temperature in July: 84.4°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in July: 65.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

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Average pressure in July
Merwin, OH

Average pressure in July - Merwin, OH
  • Average pressure in July: 29.98"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in July
Merwin, OH

Average wind speed in July - Merwin, OH
  • Average wind speed in July: 5.1mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).

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Average humidity in July
Merwin, OH

Average humidity in July - Merwin, OH
  • Average humidity in July: 78%

The months with the highest relative humidity are January, February and December (81%).
The months with the lowest relative humidity are August, September and October (75%).

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Average rainfall in July
Merwin, OH

Average rainfall in July - Merwin, OH
  • Average rainfall in July: 1.81"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is September (0.94").

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Average rainfall days in July
Merwin, OH

Average rainfall days in July - Merwin, OH
  • Average rainfall days in July: 14.7 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in July
Merwin, OH

Average snowfall in July - Merwin, OH
  • Average snowfall in July: 0"

The month with the highest snowfall is March (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Merwin, OH

Average snowfall days in July - Merwin, OH
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Merwin, OH

Average daylight in July / Average sunshine in July - Merwin, OH
  • 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in July
Merwin, OH

Average sunshine days in July - Merwin, OH
  • Average sunshine days in July: 13.3 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in July
Merwin, OH

Average UV index in July - Merwin, OH
  • 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).

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Average cloud cover in July
Merwin, OH

Average cloud cover in July - Merwin, OH
  • Average cloud cover in July: 32

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in July
Merwin, OH

Average visibility in July - Merwin, OH
  • 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).

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Merwin, Ohio, USA

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