July weather forecast
Trail City, SD

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Weather in July

July is a tropical summer month in Trail City, South Dakota, with an average temperature varying between 65.5°F (18.6°C) and 86.4°F (30.2°C).

Temperature

July, noted for its average high-temperature of 86.4°F (30.2°C) and an average low-temperature of 65.5°F (18.6°C), is considered the warmest month.

Heat index

July's heat index is appraised at a hot 89.6°F (32°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in July is 54%.

Rainfall

In Trail City, in July, during 11 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. In Trail City, during the entire year, the rain falls for 89.4 days and collects up to 15.39" (391mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In July, the average length of the day in Trail City is 15h and 16min.
On the first day of the month, sunrise is at 4:58 am and sunset at 8:35 pm. On the last day of July, sunrise is at 5:26 am and sunset at 8:11 pm MDT.

Sunshine

With an average of 11.4h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index in Trail City are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 6 in July translates into these instructions:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest in Trail City?

July, known for its average high temperature of 86.4°F (30.2°C) and an average low temperature of 65.5°F (18.6°C), is the warmest month in Trail City.

How hot is July in Trail City?

The average high-temperature and low-temperature during July are 86.4°F (30.2°C) and 65.5°F (18.6°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in July is appraised at 89.6°F (32°C).

What is the average humidity in July in Trail City?

In Trail City, the average relative humidity in July is 54%.

How many days does it rain in July in Trail City?

In Trail City, South Dakota, in July, it is raining for 11 days, with typically 2.09" (53mm) of accumulated precipitation.

When it does not snow in Trail City?

June through September are months without snowfall.

How many hours of daylight does Trail City have in July?

In Trail City, South Dakota, the average day length in July is 15h and 16min.

What time are sunrise and sunset in July in Trail City?

In July, on the first day of the month, sunrise is at 4:58 am and sunset at 8:35 pm. On the last day of the month, in Trail City, sunrise is at 5:26 am and sunset at 8:11 pm MDT.

What month has the most sunshine in Trail City?

July has the most sunshine of the year, with an average of 11.4h of sunshine.

How long on average sun shines in July in Trail City?

In July, the average sunshine duration is 11.4h.

What are the months with the highest UV index in Trail City?

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

What is the UV index intensity in July in Trail City?

The average daily maximum UV index in July in Trail City, South Dakota, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
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
Trail City, SD

Average temperature in July - Trail City, SD
  • Average high temperature in July: 86.4°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (23°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 (9°F).

Average pressure in July
Trail City, SD

Average pressure in July - Trail City, SD
  • Average pressure in July: 29.9"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in July
Trail City, SD

Average wind speed in July - Trail City, SD
  • Average wind speed in July: 9.8mph

The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is February (9.4mph).

Average humidity in July
Trail City, SD

Average humidity in July - Trail City, SD
  • Average humidity in July: 54%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (52%).

Average rainfall in July
Trail City, SD

Average rainfall in July - Trail City, SD
  • Average rainfall in July: 2.09"

The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in July
Trail City, SD

Average rainfall days in July - Trail City, SD
  • Average rainfall days in July: 11 days

The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (1.3 days).

Average snowfall in July
Trail City, SD

Average snowfall in July - Trail City, SD
  • Average snowfall in July: 0"

The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Trail City, SD

Average snowfall days in July - Trail City, SD
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Trail City, SD

Average daylight in July / Average sunshine in July - Trail City, SD
  • Average daylight in July: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in July: 11h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in July
Trail City, SD

Average sunshine days in July - Trail City, SD
  • Average sunshine days in July: 16.7 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.6 days).

Average UV index in July
Trail City, SD

Average UV index in July - Trail City, SD
  • 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 and December (UV index 1).

Average cloud cover in July
Trail City, SD

Average cloud cover in July - Trail City, SD
  • Average cloud cover in July: 21

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 21).

Average visibility in July
Trail City, SD

Average visibility in July - Trail City, SD
  • Average visibility in July: 6mi

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

Trail City, South Dakota, USA

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