July weather forecast
Yarmouth, IA

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Weather in July

July, like June, in Yarmouth, Iowa, is a moderately hot summer month, with an average temperature fluctuating between 82.4°F (28°C) and 65.5°F (18.6°C).

Temperature

July stands out as Yarmouth's warmest month, with temperatures ranging between an average high of 82.4°F (28°C) and a low of 65.5°F (18.6°C).

Heat index

July's heat index is calculated to be a tropical 91.4°F (33°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

July is the most humid month in Yarmouth, with an average relative humidity of 83%.

Rainfall

In July, the rain falls for 15 days. Throughout July, 2.2" (56mm) of precipitation is accumulated. Throughout the year, in Yarmouth, there are 130.4 rainfall days, and 21.81" (554mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in July is 14h and 47min.
On the first day of July, sunrise is at 5:37 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:22 pm CDT.

Sunshine

July has the most sunshine of the year in Yarmouth, Iowa, with an average of 10.1h of sunshine.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index value 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 maximum UV index of 6 transforms into these recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

What is the warmest month in Yarmouth?

With its average high temperature of 82.4°F (28°C) and a low of 65.5°F (18.6°C), July is regarded as the warmest month in Yarmouth.

How hot is it in Yarmouth in July?

The average high-temperature, in July, in Yarmouth, is 82.4°F (28°C), while the average low-temperature is 65.5°F (18.6°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 91.4°F (33°C).

What is the most humid month in Yarmouth?

The most humid month in Yarmouth is July, with an average relative humidity of 83%.

What is the average humidity in July in Yarmouth?

In July, the average relative humidity in Yarmouth, Iowa, is 83%.

How many days does it rain in July in Yarmouth?

In Yarmouth, Iowa, in July, during 15 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

When it does not snow in Yarmouth?

May through September are months without snowfall in Yarmouth, Iowa.

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

In Yarmouth, the average day length in July is 14h and 47min.

When is the sunrise / sunset in July in Yarmouth?

In July, on the first day of the month, sunrise is at 5:37 am and sunset at 8:41 pm. On the last day of the month, in Yarmouth, Iowa, sunrise is at 6:01 am and sunset at 8:22 pm CDT.

What month has the most sunshine in Yarmouth?

July has the most sunshine of the year in Yarmouth, with an average of 10.1h of sunshine.

How many hours of sunshine does Yarmouth have in July?

In July, the average sunshine duration is 10.1h.

When is the highest UV index in Yarmouth?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

How high is the UV index in July in Yarmouth?

In July, the average daily maximum UV index in Yarmouth, Iowa, is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
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
Yarmouth, IA

Average temperature in July - Yarmouth, IA
  • Average high temperature in July: 82.4°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in July: 65.5°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in July
Yarmouth, IA

Average pressure in July - Yarmouth, IA
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in July
Yarmouth, IA

Average wind speed in July - Yarmouth, IA
  • Average wind speed in July: 6.8mph

The windiest months (with the highest average wind speed) are January, February, March and April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in July
Yarmouth, IA

Average humidity in July - Yarmouth, IA
  • Average humidity in July: 83%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in July
Yarmouth, IA

Average rainfall in July - Yarmouth, IA
  • Average rainfall in July: 2.2"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is December (0.87").

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Average rainfall days in July
Yarmouth, IA

Average rainfall days in July - Yarmouth, IA
  • Average rainfall days in July: 15 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (4.7 days).

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Average snowfall in July
Yarmouth, IA

Average snowfall in July - Yarmouth, IA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Yarmouth, IA

Average snowfall days in July - Yarmouth, IA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10 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
Yarmouth, IA

Average daylight in July / Average sunshine in July - Yarmouth, IA
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in July
Yarmouth, IA

Average sunshine days in July - Yarmouth, IA
  • Average sunshine days in July: 12.4 days

The months with the most sunshine days are October and December (18.5 days).
The month with the least sunshine days is June (10.5 days).

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Average UV index in July
Yarmouth, IA

Average UV index in July - Yarmouth, IA
  • Average UV index in July: 6

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in July
Yarmouth, IA

Average cloud cover in July - Yarmouth, IA
  • Average cloud cover in July: 31

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in July
Yarmouth, IA

Average visibility in July - Yarmouth, IA
  • Average visibility in July: 5mi

The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).

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Yarmouth, Iowa, USA

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