July weather forecast
Dunkirk, IN

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Weather in July

July, like June, in Dunkirk, Indiana, is a moderately hot summer month, with an average temperature ranging between min 64°F (17.8°C) and max 81.1°F (27.3°C).

Temperature

The average temperatures reach their apex in July, averaging 81.1°F (27.3°C) at the high end and 64°F (17.8°C) at the low end.

Heat index

For most parts of July, the heat index is appraised at a tropical 87.8°F (31°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

In July, the average relative humidity in Dunkirk, Indiana, is 82%.

Rainfall

In Dunkirk, in July, it is raining for 18.2 days, with typically 2.91" (74mm) of accumulated precipitation. In Dunkirk, during the entire year, the rain falls for 169.1 days and collects up to 30.98" (787mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in July in Dunkirk is 14h and 43min.
On the first day of the month, sunrise is at 6:14 am and sunset at 9:14 pm. On the last day of July, in Dunkirk, sunrise is at 6:38 am and sunset at 8:56 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 10.1h 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 reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 6 in July translates into this advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What part of the year is the hottest in Dunkirk?

July, noted for its average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 64°F (17.8°C), is considered the warmest month in Dunkirk.

What is the usual temperature for Dunkirk in July?

In Dunkirk, in July, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 64°F (17.8°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 87.8°F (31°C).

What is the average humidity in July in Dunkirk?

In July, the average relative humidity in Dunkirk, Indiana, is 82%.

How many days does it rain in July in Dunkirk?

In Dunkirk, in July, it is raining for 18.2 days, with typically 2.91" (74mm) of accumulated precipitation.

When it does not snow in Dunkirk?

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

How many hours of daylight does Dunkirk have in July?

In July, the average day length is 14h and 43min.

When are sunrise and sunset in July in Dunkirk?

In July, on the first day of the month, sunrise is at 6:14 am and sunset at 9:14 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 8:56 pm EDT.

What month has the most sunshine in Dunkirk?

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

How long on average sun shines in July in Dunkirk?

The average sunshine duration in July in Dunkirk, Indiana, is 10.1h.

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

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

How high is the UV index in July in Dunkirk?

In Dunkirk, the average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Dunkirk, IN

Average temperature in July - Dunkirk, IN
  • Average high temperature in July: 81.1°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in July: 64°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

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Average pressure in July
Dunkirk, IN

Average pressure in July - Dunkirk, IN
  • Average pressure in July: 29.97"Hg

The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Dunkirk, IN

Average wind speed in July - Dunkirk, IN
  • Average wind speed in July: 6.2mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in July
Dunkirk, IN

Average humidity in July - Dunkirk, IN
  • Average humidity in July: 82%

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in July
Dunkirk, IN

Average rainfall in July - Dunkirk, IN
  • Average rainfall in July: 2.91"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is February (1.85").

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Average rainfall days in July
Dunkirk, IN

Average rainfall days in July - Dunkirk, IN
  • Average rainfall days in July: 18.2 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (8.2 days).

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Average snowfall in July
Dunkirk, IN

Average snowfall in July - Dunkirk, IN
  • Average snowfall in July: 0"

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

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Average snowfall days in July
Dunkirk, IN

Average snowfall days in July - Dunkirk, IN
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (14.1 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
Dunkirk, IN

Average daylight in July / Average sunshine in July - Dunkirk, IN
  • 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in July
Dunkirk, IN

Average sunshine days in July - Dunkirk, IN
  • Average sunshine days in July: 9.3 days

The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is May (8.9 days).

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Average UV index in July
Dunkirk, IN

Average UV index in July - Dunkirk, IN
  • 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 December (UV index 1).

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Average cloud cover in July
Dunkirk, IN

Average cloud cover in July - Dunkirk, IN
  • Average cloud cover in July: 33

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are June, July and August (Cloud cover 33).

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Average visibility in July
Dunkirk, IN

Average visibility in July - Dunkirk, IN
  • Average visibility in July: 5mi

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

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Dunkirk, Indiana, USA

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