June Weather in Nampa, United States

Last updated: June 24, 2025

In June, the average temperature in Nampa, United States hovers around 22°C (72°F). Expect cooler nights with minimums dipping to 7°C (44°F), while daytime can heat up to a scorching 41°C (106°F). This month also brings 19 mm (0.7 in) of precipitation over 3 days, and a comfortable average humidity of 71% adds to the overall climate experience.

June Temperature in Nampa

In June in Nampa, the average temperature is 22°C (72°F). Maximums can reach 41°C (106°F), and minimums can be as low as 7°C (44°F). This variably mild to hot climate makes Nampa a great destination for travelers seeking diverse weather experiences.

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

The chart illustrates June temperature patterns in Nampa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nampa, June typically has an average temperature of 22°C (72°F), with highs reaching up to 41°C (106°F) and lows dropping to around 7°C (44°F).

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

June Precipitation in Nampa

In Nampa in June, the precipitation amount is 19 mm (0.7 in) over a period of 3 days.

June Precipitation Trends in Nampa

The chart displays monthly precipitation patterns in Nampa, 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 Nampa, June typically receives around 19 mm (0.7 inches) of precipitation spread over approximately 3 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 Nampa

In Nampa in June humidity is 71%. With an average temperature of 22°C (72°F), this humidity feels like the air is thick and slightly stifling, making outdoor activities require frequent breaks to stay hydrated and cool.

June Average Humidity in Nampa

This chart illustrates the average monthly humidity levels in Nampa, 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 Nampa is approximately 71%, 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 Nampa

In Nampa in June, 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 Nampa.

Maximum UV Index Levels in Nampa for June

The chart shows the monthly maximum UV Index (UVI) for Nampa 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 Nampa typically reaches 11, which falls under the extreme exposure category.

Data source: Nampa 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 Nampa Compares to Other Months

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

This table compares monthly weather conditions in Nampa, 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 (34°F)	43 mm (1.7 inches)	88%	moderate
February Weather	3°C (37°F)	41 mm (1.6 inches)	89%	moderate
March Weather	8°C (47°F)	34 mm (1.3 inches)	85%	high
April Weather	12°C (54°F)	34 mm (1.3 inches)	79%	very high
May Weather	16°C (62°F)	35 mm (1.4 inches)	71%	very high
June Weather	22°C (72°F)	19 mm (0.7 inches)	71%	extreme
July Weather	27°C (82°F)	1 mm (0.1 inches)	66%	extreme
August Weather	26°C (79°F)	7 mm (0.3 inches)	50%	very high
September Weather	20°C (68°F)	10 mm (0.4 inches)	48%	very high
October Weather	12°C (53°F)	21 mm (0.8 inches)	65%	high
November Weather	6°C (43°F)	29 mm (1.1 inches)	84%	moderate
December Weather	2°C (35°F)	35 mm (1.4 inches)	87%	low