July weather forecast
Berkley, IA

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Weather in July

July, like June, in Berkley, Iowa, is a moderately hot summer month, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 64.9°F (18.3°C).

Temperature

In Berkley, July is the warmest month, with temperatures averaging a high of 82°F (27.8°C) and a low of 64.9°F (18.3°C).

Heat index

In July, the heat index is appraised at a hot 89.6°F (32°C). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

The average relative humidity in July is 82%.

Rainfall

In July, the rain falls for 14.8 days. Throughout July, 2.2" (56mm) of precipitation is accumulated. Throughout the year, there are 131.7 rainfall days, and 26.65" (677mm) of precipitation is accumulated.

Snowfall

In Berkley, snow does not fall in June through September.

Daylight

The average length of the day in July is 14h and 52min.
On the first day of July in Berkley, sunrise is at 5:45 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:35 pm CDT.

Sunshine

July has the most sunshine of the year in Berkley, Iowa, with an average of 10.3h 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 of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. 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. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What time of the year is the hottest in Berkley?

The warmest period is July, when temperatures fluctuate between an average high of 82°F (27.8°C) and a low of 64.9°F (18.3°C).

What are the temperatures in Berkley in July?

The high-temperature, in July, in Berkley, records 82°F (27.8°C), while the low-temperature is 64.9°F (18.3°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 89.6°F (32°C).

What is the average humidity in July in Berkley?

In July, the average relative humidity in Berkley, Iowa, is 82%.

How many days does it rain in July in Berkley?

In Berkley, in July, it is raining for 14.8 days, with typically 2.2" (56mm) of accumulated precipitation.

When it does not snow in Berkley?

In Berkley, Iowa, snow does not fall in June through September.

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

In Berkley, the average day length in July is 14h and 52min.

What time are sunrise and sunset in July in Berkley?

In July, on the first day of the month, sunrise is at 5:45 am and sunset at 8:55 pm. On the last day of the month, in Berkley, sunrise is at 6:09 am and sunset at 8:35 pm CDT.

What month has the most sunshine in Berkley?

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

How long on average sun shines in July in Berkley?

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

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

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

How high is the UV index in July in Berkley?

In Berkley, Iowa, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Berkley, IA

Average temperature in July - Berkley, IA
  • Average high temperature in July: 82°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (27.1°F).

  • Average low temperature in July: 64.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (14°F).

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Average pressure in July
Berkley, IA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in July
Berkley, IA

Average wind speed in July - Berkley, IA
  • Average wind speed in July: 7mph

The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in July
Berkley, IA

Average humidity in July - Berkley, IA
  • Average humidity in July: 82%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in July
Berkley, IA

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

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is January (0.91").

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Average rainfall days in July
Berkley, IA

Average rainfall days in July - Berkley, IA
  • Average rainfall days in July: 14.8 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (3.8 days).

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Average snowfall in July
Berkley, IA

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

The month with the highest snowfall is January (3.74").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Berkley, IA

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

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Berkley, IA

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • 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: 4h and 12min).

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Average sunshine days in July
Berkley, IA

Average sunshine days in July - Berkley, IA
  • Average sunshine days in July: 14 days

The months with the most sunshine days are October, November and December (18.9 days).
The month with the least sunshine days is June (10.6 days).

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Average UV index in July
Berkley, IA

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in July
Berkley, IA

Average cloud cover in July - Berkley, IA
  • Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July and September (Cloud cover 29).

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Average visibility in July
Berkley, IA

Average visibility in July - Berkley, IA
  • Average visibility in July: 6mi

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

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Berkley, Iowa, USA

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