July weather forecast
Johnstown, NE

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Weather in July

July, like June, in Johnstown, Nebraska, is another warm summer month, with temperature in the range of an average low of 65.8°F (18.8°C) and an average high of 85.6°F (29.8°C).

Temperature

The highest temperatures are recorded in July, with averages reaching a high of 85.6°F (29.8°C) and a low of 65.8°F (18.8°C).

Heat index

During July, the heat index is calculated to be a tropical 91.4°F (33°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

In Johnstown, the average relative humidity in July is 61%.

Rainfall

In July, the rain falls for 13.9 days. Throughout July, 2.01" (51mm) of precipitation is accumulated. Throughout the year, there are 103.2 rainfall days, and 17.44" (443mm) of precipitation is accumulated.

Snowfall

In Johnstown, snow does not fall in June through August.

Daylight

In July, the average length of the day is 14h and 56min.
On the first day of July in Johnstown, sunrise is at 6:06 am and sunset at 9:21 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 9:01 pm CDT.

Sunshine

The month with the most sunshine is July, with an average of 11.1h of sunshine.

UV index

The months with the highest UV index in Johnstown 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 unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in July interprets into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

July is the warmest month, with an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 65.8°F (18.8°C).

How hot does it get in July?

The high-temperature, in July, in Johnstown, is 85.6°F (29.8°C), while the low-temperature averages to 65.8°F (18.8°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 91.4°F (33°C).

What is the average humidity in July?

In July, the average relative humidity is 61%.

How much does it rain in July?

In Johnstown, during July, the rain falls for 13.9 days and regularly aggregates up to 2.01" (51mm) of precipitation.

When it does not snow in Johnstown?

June through August are months without snowfall.

How many hours of daylight does Johnstown have in July?

In July, the average day length is 14h and 56min.

When is the sunrise / sunset in July?

On the first day of July, sunrise is at 6:06 am and sunset at 9:21 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 9:01 pm CDT.

What month has the most sunshine?

With an average of 11.1h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does Johnstown have in July?

In Johnstown, Nebraska, the average sunshine duration in July is 11.1h.

What are the months with the highest UV index?

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 July, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes 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
Johnstown, NE

Average temperature in July - Johnstown, NE
  • Average high temperature in July: 85.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in July: 65.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in July
Johnstown, NE

Average pressure in July - Johnstown, NE
  • Average pressure in July: 29.91"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in July
Johnstown, NE

Average wind speed in July - Johnstown, NE
  • Average wind speed in July: 10.7mph

The windiest month (with the highest average wind speed) is April (13.3mph).
The calmest months (with the lowest average wind speed) are July and August (10.7mph).

Average humidity in July
Johnstown, NE

Average humidity in July - Johnstown, NE
  • Average humidity in July: 61%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is September (59%).

Average rainfall in July
Johnstown, NE

Average rainfall in July - Johnstown, NE
  • Average rainfall in July: 2.01"

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in July
Johnstown, NE

Average rainfall days in July - Johnstown, NE
  • Average rainfall days in July: 13.9 days

The month with the highest number of rainy days is May (14.8 days).
The months with the least rainy days are February and December (2.3 days).

Average snowfall in July
Johnstown, NE

Average snowfall in July - Johnstown, NE
  • Average snowfall in July: 0"

The month with the highest snowfall is December (2.99").
The months with the least snowfall are June, July and August (0").

Average snowfall days in July
Johnstown, NE

Average snowfall days in July - Johnstown, NE
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in July /
Average sunshine in July
Johnstown, NE

Average daylight in July / Average sunshine in July - Johnstown, NE
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in July: 11h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

Average sunshine days in July
Johnstown, NE

Average sunshine days in July - Johnstown, NE
  • Average sunshine days in July: 13.1 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in July
Johnstown, NE

Average UV index in July - Johnstown, NE
  • 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
Johnstown, NE

Average cloud cover in July - Johnstown, NE
  • Average cloud cover in July: 23

The months with the most cloud cover are January and February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in July
Johnstown, NE

Average visibility in July - Johnstown, NE
  • 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).

Johnstown, Nebraska, USA

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