July weather forecast
Fort Madison, IA

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Weather in July

July is the peak of summer in Fort Madison and is typically the hottest month. With heat levels reaching their zenith, it's crucial to stay hydrated and avoid extended bouts under the sun. The humidity also intensifies, which can often give the sensation of the temperature being higher than the actual reading. Despite the high temperatures, the wind speed is at its yearly low, offering less aid to cool down. Unabating heat manifests, with temperatures elevating from 66.2°F (19°C) to 82.9°F (28.3°C), the highest throughout the year.

Temperature

In Fort Madison, July records the highest average temperatures, peaking at 82.9°F (28.3°C) and reaching a low of 66.2°F (19°C).

Heat index

For most parts of July, the heat index is computed to be a tropical 91.4°F (33°C). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

The most humid month is July, with an average relative humidity of 82%.

Rainfall

In Fort Madison, during July, the rain falls for 11.2 days and regularly aggregates up to 1.02" (26mm) of precipitation. Throughout the year, there are 101.8 rainfall days, and 9.92" (252mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Fort Madison, the average length of the day in July is 14h and 44min.
On the first day of the month, sunrise is at 5:38 am and sunset at 8:40 pm. On the last day of July, sunrise is at 6:01 am and sunset at 8:21 pm CDT.

Sunshine

The month with the most sunshine is July, with an average of 10.4h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: An average maximum UV index of 6 in July leads to these recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

July is the warmest month, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 66.2°F (19°C).

Is it hot during July?

In July, the average high-temperature and low-temperature are 82.9°F (28.3°C) and 66.2°F (19°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 91.4°F (33°C).

What is the most humid month?

The most humid month is July, with an average relative humidity of 82%.

What is the average humidity in July?

The average relative humidity in July is 82%.

How many days does it rain in July?

In July, the rain falls for 11.2 days. Throughout July, 1.02" (26mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

How many hours of daylight does Fort Madison have in July?

In July, the average day length is 14h and 44min.

When is the sunrise / sunset in July?

On the first day of July, sunrise is at 5:38 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:21 pm CDT.

What month has the most sunshine in Fort Madison?

With an average of 10.4h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July?

In Fort Madison, the average sunshine duration in July is 10.4h.

What are the months with the highest UV index in Fort Madison?

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

What is the UV index reading in July?

In Fort Madison, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Fort Madison, IA

Average temperature in July - Fort Madison, IA
  • Average high temperature in July: 82.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in July: 66.2°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in July
Fort Madison, IA

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in July
Fort Madison, IA

Average wind speed in July - Fort Madison, IA
  • Average wind speed in July: 6.7mph

The windiest months (with the highest average wind speed) are January, February, March and April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).

Average humidity in July
Fort Madison, IA

Average humidity in July - Fort Madison, IA
  • Average humidity in July: 82%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).

Average rainfall in July
Fort Madison, IA

Average rainfall in July - Fort Madison, IA
  • Average rainfall in July: 1.02"

The wettest month (with the highest rainfall) is May (1.46").
The driest months (with the least rainfall) are January and December (0.47").

Average rainfall days in July
Fort Madison, IA

Average rainfall days in July - Fort Madison, IA
  • Average rainfall days in July: 11.2 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is February (3.5 days).

Average snowfall in July
Fort Madison, IA

Average snowfall in July - Fort Madison, IA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Fort Madison, IA

Average snowfall days in July - Fort Madison, IA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Fort Madison, IA

Average daylight in July / Average sunshine in July - Fort Madison, IA
  • Average daylight in July: 14h and 4min

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 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in July
Fort Madison, IA

Average sunshine days in July - Fort Madison, IA
  • Average sunshine days in July: 15.3 days

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is May (14 days).

Average UV index in July
Fort Madison, IA

Average UV index in July - Fort Madison, IA
  • 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).

Average cloud cover in July
Fort Madison, IA

Average cloud cover in July - Fort Madison, IA
  • Average cloud cover in July: 28

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 28).

Average visibility in July
Fort Madison, IA

Average visibility in July - Fort Madison, IA
  • 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).

Fort Madison, Iowa, USA

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