July weather forecast
Thornburg, IA

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Weather in July

July, like June, in Thornburg, Iowa, is another warm summer month, with an average temperature fluctuating between 65.1°F (18.4°C) and 82°F (27.8°C).

Temperature

Thornburg's July weather, marked by an average high temperature of 82°F (27.8°C) and an average low temperature of 65.1°F (18.4°C), is the warmest in the year.

Heat index

July's average heat index is appraised at a tropical 89.6°F (32°C). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', evaluates the perceived heat by adding the effect of moisture in the air. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

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

Rainfall

In Thornburg, in July, during 15.8 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, in Thornburg, there are 137.9 rainfall days, and 27.76" (705mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Thornburg, Iowa, the average length of the day in July is 14h and 49min.
On the first day of July, sunrise is at 5:39 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:27 pm CDT.

Sunshine

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

UV index

The months with the highest UV index in Thornburg 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 radiation for the ordinary person.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What month is the hottest in Thornburg?

The warmest time of the year in Thornburg, Iowa, is July, with temperatures averaging a high of 82°F (27.8°C) and a low of 65.1°F (18.4°C).

What are the temperatures in Thornburg in July?

The high-temperature, in July, in Thornburg, is 82°F (27.8°C), while the low-temperature averages to 65.1°F (18.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in July is appraised at 89.6°F (32°C).

What is the most humid month in Thornburg?

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

What is the average humidity in July in Thornburg?

In July, the average relative humidity is 83%.

How many days does it rain in July in Thornburg?

In Thornburg, Iowa, during July, the rain falls for 15.8 days and regularly aggregates up to 2.76" (70mm) of precipitation.

When it does not snow in Thornburg?

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

How many hours of daylight does Thornburg have in July?

In July, the average day length in Thornburg is 14h and 49min.

What time are sunrise and sunset in July in Thornburg?

On the first day of July in Thornburg, sunrise is at 5:39 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:27 pm CDT.

What month has the most sunshine in Thornburg?

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

How many hours of sunshine does Thornburg have in July?

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

When is the highest UV index in Thornburg?

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

What is the UV index reading in July in Thornburg?

In Thornburg, 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
Thornburg, IA

Average temperature in July - Thornburg, 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 (28.6°F).

  • Average low temperature in July: 65.1°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).

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Average pressure in July
Thornburg, IA

Average pressure in July - Thornburg, 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 (29.89"Hg).

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Average wind speed in July
Thornburg, IA

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

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

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Average humidity in July
Thornburg, IA

Average humidity in July - Thornburg, 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 (72%).

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Average rainfall in July
Thornburg, IA

Average rainfall in July - Thornburg, IA
  • Average rainfall in July: 2.76"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (0.98").

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Average rainfall days in July
Thornburg, IA

Average rainfall days in July - Thornburg, IA
  • Average rainfall days in July: 15.8 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (4.9 days).

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Average snowfall in July
Thornburg, IA

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

The month with the highest snowfall is January (4.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Thornburg, IA

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

The month with the highest number of snowfall days is January (9.5 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
Thornburg, IA

Average daylight in July / Average sunshine in July - Thornburg, 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 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
Thornburg, IA

Average sunshine days in July - Thornburg, IA
  • Average sunshine days in July: 11.9 days

The month with the most sunshine days is December (19.1 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in July
Thornburg, IA

Average UV index in July - Thornburg, 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
Thornburg, IA

Average cloud cover in July - Thornburg, IA
  • Average cloud cover in July: 30

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 29).

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Average visibility in July
Thornburg, IA

Average visibility in July - Thornburg, 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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Thornburg, Iowa, USA

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