July weather forecast
Northfield, IA

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Weather in July

July, like June, in Northfield, Iowa, is another warm summer month, with temperature in the range of an average high of 82.4°F (28°C) and an average low of 65.5°F (18.6°C).

Temperature

July brings the highest temperatures, with an average high of 82.4°F (28°C) and an average low of 65.5°F (18.6°C).

Heat index

The heat index for July is appraised at a hot 91.4°F (33°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are largely significant for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

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

Rainfall

In Northfield, in July, it is raining for 15 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, there are 130.4 rainfall days, and 21.81" (554mm) of precipitation is accumulated.

Snowfall

In Northfield, snow does not fall in May through September.

Daylight

In July, the average length of the day is 14h and 47min.
On the first day of July in Northfield, sunrise is at 5:36 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:21 pm CDT.

Sunshine

The month with the most sunshine is July, with an average of 10.1h of sunshine.

UV index

The months with the highest UV index in Northfield are June and July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 6 in July leads to these guidelines:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What is the warmest month in Northfield?

In Northfield, July registers the highest temperatures, averaging 82.4°F (28°C) at the peak and 65.5°F (18.6°C) at the lowest.

How hot is it in Northfield in July?

The average high-temperature and low-temperature during July are 82.4°F (28°C) and 65.5°F (18.6°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in July is appraised at 91.4°F (33°C).

What is the most humid month in Northfield?

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

What is the average humidity in July in Northfield?

The average relative humidity in July in Northfield, Iowa, is 83%.

How much does it rain in Northfield in July?

In Northfield, in July, it is raining for 15 days, with typically 2.2" (56mm) of accumulated precipitation.

When it does not snow in Northfield?

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

How many hours of daylight does Northfield have in July?

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

What time are sunrise and sunset in July in Northfield?

In July, on the first day of the month, sunrise is at 5:36 am and sunset at 8:40 pm. On the last day of the month, in Northfield, sunrise is at 6:00 am and sunset at 8:21 pm CDT.

What month has the most sunshine in Northfield?

The month with the most sunshine in Northfield is July, with an average of 10.1h of sunshine.

How many hours of sunshine does Northfield have in July?

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

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

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

What is the UV index intensity in July in Northfield?

In Northfield, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe 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
Northfield, IA

Average temperature in July - Northfield, 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
Northfield, IA

Average pressure in July - Northfield, 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
Northfield, IA

Average wind speed in July - Northfield, 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
Northfield, IA

Average humidity in July - Northfield, 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
Northfield, IA

Average rainfall in July - Northfield, 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
Northfield, IA

Average rainfall days in July - Northfield, 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
Northfield, IA

Average snowfall in July - Northfield, 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
Northfield, IA

Average snowfall days in July - Northfield, 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
Northfield, IA

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

Average sunshine days in July - Northfield, 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
Northfield, IA

Average UV index in July - Northfield, 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
Northfield, IA

Average cloud cover in July - Northfield, 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
Northfield, IA

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

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