July weather forecast
Sidney, MT

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Weather in July

July is the hottest month in Sidney, a peak of the summer, with temperatures soaring up to 84.2°F (29°C). Outdoor activities and events are at their peak with longer daylight hours and less humidity. The city's daily activities heighten, heightened by the prolonged sunshine hours. Evenings are milder but still distinctly warm. The general atmosphere exudes vivacity that infuses energy throughout the city.

Temperature

July, with its average high-temperature of 84.2°F (29°C) and an average low-temperature of 63°F (17.2°C), holds the record as the warmest month in Sidney.

Heat index

The heat index value during July is evaluated at 84.2°F (29°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
One should consider that heat index numbers are for shaded settings and light wind. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', offers an insight into how hot it feels when we factor in moisture content. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

The average relative humidity in July in Sidney is 48%.

Rainfall

The month with the most rainfall is July, when the rain falls for 9.7 days and typically aggregates up to 1.34" (34mm) of precipitation.

Snowfall

June through September are months without snowfall in Sidney.

Daylight

In July, the average length of the day is 15h and 32min.
On the first day of July in Sidney, Montana, sunrise is at 5:02 am and sunset at 8:58 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 8:32 pm MDT.

Sunshine

With an average of 11.7h of sunshine, July has the most sunshine of the year in Sidney.

UV index

July is the month with the highest UV index in Sidney, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: A maximum daily UV index of 7 during July morphs into the following directions:
Resist extreme sun exposure. Guarding against solar damage is essential. 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. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

What is the hottest time of year in Sidney?

Sidney registers the average highest temperatures during July, with peaks of 84.2°F (29°C) and lows of 63°F (17.2°C).

Is it hot in Sidney during July?

An average high-temperature, in July, in Sidney, is 84.2°F (29°C) and the average low-temperature is 63°F (17.2°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is evaluated at 84.2°F (29°C).

What is the average humidity in July in Sidney?

In July, the average relative humidity is 48%.

What is the rainiest month in Sidney?

July is the month with the most rainfall. Rain falls for 9.7 days and accumulates 1.34" (34mm) of precipitation.

How much does it rain in Sidney in July?

In Sidney, in July, it is raining for 9.7 days, with typically 1.34" (34mm) of accumulated precipitation.

When it does not snow in Sidney?

June through September are months without snowfall in Sidney.

How many hours of daylight does Sidney have in July?

The average day length in July is 15h and 32min.

When is the sunrise / sunset in July in Sidney?

In July, on the first day of the month, sunrise is at 5:02 am and sunset at 8:58 pm. On the last day of the month, in Sidney, Montana, sunrise is at 5:33 am and sunset at 8:32 pm MDT.

What month has the most sunshine in Sidney?

July has the most sunshine of the year in Sidney, with an average of 11.7h of sunshine.

How long on average sun shines in July in Sidney?

The average sunshine duration in July is 11.7h.

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

July is the month with the highest UV index in Sidney, with an average maximum UV index of 7.

How high is the UV index in July in Sidney?

In Sidney, the average daily maximum UV index in July is 7. A UV Index value 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
Sidney, MT

Average temperature in July - Sidney, MT
  • Average high temperature in July: 84.2°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in July: 63°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

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Average pressure in July
Sidney, MT

Average pressure in July - Sidney, MT
  • Average pressure in July: 29.89"Hg

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in July
Sidney, MT

Average wind speed in July - Sidney, MT
  • Average wind speed in July: 9.6mph

The windiest months (with the highest average wind speed) are April and October (11.1mph).
The calmest month (with the lowest average wind speed) is February (9.2mph).

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Average humidity in July
Sidney, MT

Average humidity in July - Sidney, MT
  • Average humidity in July: 48%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (45%).

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Average rainfall in July
Sidney, MT

Average rainfall in July - Sidney, MT
  • Average rainfall in July: 1.34"

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is January (0.24").

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Average rainfall days in July
Sidney, MT

Average rainfall days in July - Sidney, MT
  • Average rainfall days in July: 9.7 days

The month with the highest number of rainy days is June (11.4 days).
The months with the least rainy days are January and February (3.2 days).

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Average snowfall in July
Sidney, MT

Average snowfall in July - Sidney, MT
  • Average snowfall in July: 0"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Sidney, MT

Average snowfall days in July - Sidney, MT
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (12 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
Sidney, MT

Average daylight in July / Average sunshine in July - Sidney, MT
  • Average daylight in July: 15h and 3min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in July: 11h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

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Average sunshine days in July
Sidney, MT

Average sunshine days in July - Sidney, MT
  • Average sunshine days in July: 17.8 days

The month with the most sunshine days is September (20.7 days).
The month with the least sunshine days is April (15.8 days).

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Average UV index in July
Sidney, MT

Average UV index in July - Sidney, MT
  • Average UV index in July: 7

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and February (UV index 1).

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Average cloud cover in July
Sidney, MT

Average cloud cover in July - Sidney, MT
  • Average cloud cover in July: 18

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 18).

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Average visibility in July
Sidney, MT

Average visibility in July - Sidney, MT
  • 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).

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Sidney, Montana, USA

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