July weather forecast
Olney, MT

Share

Weather in July

July in Olney, Montana, is a moderately hot summer month, with an average temperature varying between 44.8°F (7.1°C) and 78.1°F (25.6°C).

Temperature

Olney's July weather reaches an average high of 78.1°F (25.6°C) and an average low of 44.8°F (7.1°C), making it the warmest month.

Humidity

July and August, with an average relative humidity of 56%, are the least humid months in Olney.

Rainfall

In Olney, Montana, in July, it is raining for 6.9 days, with typically 0.59" (15mm) of accumulated precipitation. Throughout the year, there are 136.9 rainfall days, and 16.46" (418mm) of precipitation is accumulated.

Snowfall

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

Daylight

In July, the average length of the day in Olney is 15h and 39min.
On the first day of the month, sunrise is at 5:40 am and sunset at 9:43 pm. On the last day of July, sunrise is at 6:12 am and sunset at 9:16 pm MDT.

Sunshine

The months with the most sunshine are July and August, with an average of 11.7h of sunshine.

UV index

With an average maximum UV index of 6, July is the month with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 6 in July translates into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month in Olney?

July is Olney's warmest month, registering average high temperatures of 78.1°F (25.6°C) and lows of 44.8°F (7.1°C).

What is the average July temperature in Olney?

The high-temperature, in July, in Olney, is 78.1°F (25.6°C), while the low-temperature averages to 44.8°F (7.1°C).

What is the least humid month in Olney?

July and August, with an average relative humidity of 56%, are the least humid months in Olney, Montana.

What is the average humidity in July in Olney?

In July, the average relative humidity in Olney, Montana, is 56%.

How many days does it rain in July in Olney?

In July, the rain falls for 6.9 days. Throughout July, 0.59" (15mm) of precipitation is accumulated.

When it does not snow in Olney?

June through August are months without snowfall.

How many hours of daylight does Olney have in July?

In Olney, the average day length in July is 15h and 39min.

What time are sunrise and sunset in July in Olney?

In July, on the first day of the month, sunrise is at 5:40 am and sunset at 9:43 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 9:16 pm MDT.

What are the months with the most sunshine in Olney?

The months with the most sunshine in Olney, Montana, are July and August, with an average of 11.7h of sunshine.

How long on average sun shines in July in Olney?

In Olney, Montana, the average sunshine duration in July is 11.7h.

When is the highest UV index in Olney?

July is the month with the highest UV index in Olney, with an average maximum UV index of 6.

What is the UV index reading in July in Olney?

In July, the average daily maximum UV index in Olney is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's 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
Olney, MT

Average temperature in July - Olney, MT
  • Average high temperature in July: 78.1°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is December (25.5°F).

  • Average low temperature in July: 44.8°F

The month with the highest average low temperature is August (45°F).
The coldest month (with the lowest average low temperature) is February (12.7°F).

Average pressure in July
Olney, MT

Average pressure in July - Olney, MT
  • Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in July
Olney, MT

Average wind speed in July - Olney, MT
  • Average wind speed in July: 4.1mph

The windiest month (with the highest average wind speed) is April (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).

Average humidity in July
Olney, MT

Average humidity in July - Olney, MT
  • Average humidity in July: 56%

The month with the highest relative humidity is January (94%).
The months with the lowest relative humidity are July and August (56%).

Average rainfall in July
Olney, MT

Average rainfall in July - Olney, MT
  • Average rainfall in July: 0.59"

The wettest month (with the highest rainfall) is March (1.93").
The driest month (with the least rainfall) is August (0.51").

Average rainfall days in July
Olney, MT

Average rainfall days in July - Olney, MT
  • Average rainfall days in July: 6.9 days

The month with the highest number of rainy days is April (16.6 days).
The month with the least rainy days is August (6.4 days).

Average snowfall in July
Olney, MT

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

The month with the highest snowfall is January (11.02").
The months with the least snowfall are June, July and August (0").

Average snowfall days in July
Olney, MT

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

The month with the highest number of snowfall days is December (21.4 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in July /
Average sunshine in July
Olney, MT

Average daylight in July / Average sunshine in July - Olney, MT
  • Average daylight in July: 15h and 4min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in July: 11h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in July
Olney, MT

Average sunshine days in July - Olney, MT
  • Average sunshine days in July: 22.1 days

The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is March (6.3 days).

Average UV index in July
Olney, MT

Average UV index in July - Olney, MT
  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in July
Olney, MT

Average cloud cover in July - Olney, MT
  • Average cloud cover in July: 16

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in July
Olney, MT

Average visibility in July - Olney, MT
  • Average visibility in July: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).

Olney, Montana, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location