July Weather in Greybull, United States

Last updated: June 24, 2025

In July, the average temperature in Greybull, United States settles at a pleasant 25°C (77°F). However, be prepared for a range of temperatures, as it can dip to a cool 8°C (47°F) or soar up to a sweltering 40°C (104°F). Expect light rainfall, with 7 mm (0.3 in) of precipitation occurring over just 1 day, and keep in mind the average humidity level is a muggy 81%.

July Temperature in Greybull

In July in Greybull, the average temperature is 25°C (77°F). Maximums can reach 40°C (104°F) and minimums can be as low as 8°C (47°F). This makes it a great month for travelers who enjoy warm weather but should be prepared for some cooler evenings.

July Weather in Greybull: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Greybull, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greybull, July typically has an average temperature of 25°C (77°F), with highs reaching up to 40°C (104°F) and lows dropping to around 8°C (47°F).

Data source: Temperature data for Greybull generated using information from the Copernicus Climate Change Service.

July Precipitation in Greybull

In Greybull in July, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

July Precipitation Trends in Greybull

The chart displays monthly precipitation patterns in Greybull, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Greybull, July typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Greybull

In Greybull in July, humidity is 81%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, thick blanket, making traveling quite challenging as you may feel sticky and sluggish, requiring frequent breaks to stay refreshed and hydrated.

July Average Humidity in Greybull

This chart illustrates the average monthly humidity levels in Greybull, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Greybull is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Greybull

In Greybull in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Greybull.

Maximum UV Index Levels in Greybull for July

The chart shows the monthly maximum UV Index (UVI) for Greybull in July, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In July, the maximum UV index in Greybull typically reaches 11, which falls under the extreme exposure category.

Data source: Greybull July UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How July Weather in Greybull Compares to Other Months

Weather in Greybull varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Greybull, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Greybull, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	10 mm (0.4 inches)	85%	moderate
February Weather	-5°C (24°F)	21 mm (0.8 inches)	85%	moderate
March Weather	5°C (40°F)	14 mm (0.5 inches)	79%	high
April Weather	8°C (46°F)	30 mm (1.2 inches)	74%	very high
May Weather	13°C (56°F)	37 mm (1.5 inches)	76%	very high
June Weather	20°C (69°F)	14 mm (0.5 inches)	79%	extreme
July Weather	25°C (77°F)	7 mm (0.3 inches)	81%	extreme
August Weather	23°C (73°F)	11 mm (0.4 inches)	80%	very high
September Weather	17°C (63°F)	30 mm (1.2 inches)	76%	very high
October Weather	7°C (45°F)	29 mm (1.1 inches)	74%	high
November Weather	2°C (37°F)	12 mm (0.5 inches)	81%	moderate
December Weather	-2°C (29°F)	14 mm (0.5 inches)	87%	low