July weather forecast
West Branch, IA

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Weather in July

July, like June, in West Branch, Iowa, is a moderately hot summer month, with an average temperature ranging between min 64.6°F (18.1°C) and max 81°F (27.2°C).

Temperature

West Branch reaches its highest average temperatures in July, measuring 81°F (27.2°C) at the peak and 64.6°F (18.1°C) at the lowest.

Heat index

For most parts of July, the heat index is calculated to be a tropical 87.8°F (31°C). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', reflects the feeling of heat when considering both air temperature and humidity. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

With an average relative humidity of 84%, July is the most humid month.

Rainfall

In West Branch, in July, during 16.7 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. In West Branch, during the entire year, the rain falls for 139.1 days and collects up to 29.57" (751mm) of precipitation.

Snowfall

In West Branch, snow does not fall in May through September.

Daylight

In West Branch, Iowa, the average length of the day in July is 14h and 50min.
On the first day of the month, sunrise is at 5:35 am and sunset at 8:43 pm. On the last day of July, in West Branch, sunrise is at 5:59 am and sunset at 8:23 pm CDT.

Sunshine

With an average of 10.1h of sunshine, July has the most sunshine of the year in West Branch.

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 health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The UV index of 6 during July translates into the following guidance:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year in West Branch?

The warmest month is July, with an average high-temperature of 81°F (27.2°C) and an average low-temperature of 64.6°F (18.1°C).

What is the temperature in July in West Branch?

July temperatures in West Branch vary between a high-temperature of 81°F (27.2°C) and a low-temperature of 64.6°F (18.1°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in July is calculated to be 87.8°F (31°C).

What is the most humid month in West Branch?

July is the most humid month in West Branch, with an average relative humidity of 84%.

What is the average humidity in July in West Branch?

The average relative humidity in July in West Branch is 84%.

How many days does it rain in July in West Branch?

In West Branch, in July, during 16.7 rainfall days, 2.99" (76mm) of precipitation is typically accumulated.

When it does not snow in West Branch?

May through September are months without snowfall in West Branch, Iowa.

What is the average length of the day in July in West Branch?

In July, the average day length in West Branch, Iowa, is 14h and 50min.

What time are sunrise and sunset in July in West Branch?

In July, on the first day of the month, sunrise is at 5:35 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:23 pm CDT.

What month has the most sunshine in West Branch?

With an average of 10.1h of sunshine, July has the most sunshine of the year in West Branch.

How many hours of sunshine does West Branch have in July?

In July, the average sunshine duration in West Branch, Iowa, is 10.1h.

When is the highest UV index in West Branch?

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

What is the UV index reading in July in West Branch?

In West Branch, Iowa, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's 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
West Branch, IA

Average temperature in July - West Branch, IA
  • 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 (27.3°F).

  • Average low temperature in July: 64.6°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in July
West Branch, IA

Average pressure in July - West Branch, 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).

Average wind speed in July
West Branch, IA

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

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in July
West Branch, IA

Average humidity in July - West Branch, IA
  • Average humidity in July: 84%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in July
West Branch, IA

Average rainfall in July - West Branch, IA
  • Average rainfall in July: 2.99"

The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is January (1.3").

Average rainfall days in July
West Branch, IA

Average rainfall days in July - West Branch, IA
  • Average rainfall days in July: 16.7 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (4.4 days).

Average snowfall in July
West Branch, IA

Average snowfall in July - West Branch, IA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (5.24").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
West Branch, IA

Average snowfall days in July - West Branch, IA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
West Branch, IA

Average daylight in July / Average sunshine in July - West Branch, 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 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 6min).

Average sunshine days in July
West Branch, IA

Average sunshine days in July - West Branch, IA
  • Average sunshine days in July: 10.8 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is June (9.2 days).

Average UV index in July
West Branch, IA

Average UV index in July - West Branch, 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 and December (UV index 1).

Average cloud cover in July
West Branch, IA

Average cloud cover in July - West Branch, IA
  • Average cloud cover in July: 32

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

Average visibility in July
West Branch, IA

Average visibility in July - West Branch, 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).

West Branch, Iowa, USA

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