June Weather in Greeley, United States

Last updated: June 24, 2025

In June, the average temperature in Greeley, United States hovers around 21°C (71°F). Expect a minimum of 6°C (44°F) and a possible maximum of 39°C (102°F). With 34 mm (1.3 in) of precipitation spread over 8 days, it's a relatively damp month, and the average humidity sits at a cozy 82%. Prepare accordingly for a mix of warm days and occasional rain!

June Temperature in Greeley

In June in Greeley, the average temperature is 21°C (71°F). Maximums can reach 39°C (102°F) and minimums can be as low as 6°C (44°F). This variability in temperatures makes Greeley an ideal destination for travelers seeking both warm days and cooler evenings.

June Weather in Greeley: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Greeley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greeley, June typically has an average temperature of 21°C (71°F), with highs reaching up to 39°C (102°F) and lows dropping to around 6°C (44°F).

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

June Precipitation in Greeley

In Greeley in June, the precipitation amount is 34 mm (1.3 in) over a span of 8 days.

June Precipitation Trends in Greeley

The chart displays monthly precipitation patterns in Greeley, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Greeley, June typically receives around 34 mm (1.3 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Greeley

In Greeley in June humidity is 82%. With an average temperature of 21°C (71°F), this humidity feels like a warm, muggy embrace that can make traveling feel sticky and exhausting, urging you to seek shade and hydration as you explore the vibrant surroundings.

June Average Humidity in Greeley

This chart illustrates the average monthly humidity levels in Greeley, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Greeley is approximately 82%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Greeley

In Greeley in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Greeley.

Maximum UV Index Levels in Greeley for June

The chart shows the monthly maximum UV Index (UVI) for Greeley in June, 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 June, the maximum UV index in Greeley typically reaches 12, which falls under the extreme exposure category.

Data source: Greeley June 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 June Weather in Greeley Compares to Other Months

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

This table compares monthly weather conditions in Greeley, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	11 mm (0.4 inches)	72%	moderate
February Weather	-1°C (30°F)	13 mm (0.5 inches)	76%	moderate
March Weather	5°C (42°F)	44 mm (1.7 inches)	61%	high
April Weather	9°C (49°F)	35 mm (1.4 inches)	60%	very high
May Weather	14°C (58°F)	95 mm (3.8 inches)	74%	very high
June Weather	21°C (71°F)	34 mm (1.3 inches)	82%	extreme
July Weather	25°C (77°F)	30 mm (1.2 inches)	82%	extreme
August Weather	23°C (74°F)	32 mm (1.3 inches)	84%	very high
September Weather	20°C (68°F)	15 mm (0.6 inches)	75%	very high
October Weather	10°C (49°F)	24 mm (0.9 inches)	73%	high
November Weather	5°C (41°F)	15 mm (0.6 inches)	74%	moderate
December Weather	0°C (33°F)	10 mm (0.4 inches)	77%	moderate