July Weather in Napavine, United States

Last updated: June 24, 2025

In July, the average temperature in Napavine, United States hovers around 18°C (65°F), offering a pleasant climate for outdoor activities. Expect a refreshing minimum of 8°C (47°F) and the warmth of a maximum reaching 36°C (98°F). While you're enjoying the weather, be prepared for a bit of drizzle with an average precipitation of 11 mm (0.4 in) over about 2 days. With an average humidity of 82%, it's advisable to stay hydrated and enjoy the serene atmosphere!

July Temperature in Napavine

In July in Napavine, the average temperature is 18°C (65°F), with maximums potentially reaching 36°C (98°F) and minimums dropping to as low as 8°C (47°F). This pleasant climate makes it an ideal time for travelers to explore the area's attractions and enjoy outdoor activities.

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

The chart illustrates July temperature patterns in Napavine, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Napavine, July typically has an average temperature of 18°C (65°F), with highs reaching up to 36°C (98°F) and lows dropping to around 8°C (47°F).

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

July Precipitation in Napavine

In Napavine in July, the precipitation amount is 11 mm (0.4 in) over the course of 2 days.

July Precipitation Trends in Napavine

The chart displays monthly precipitation patterns in Napavine, 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 Napavine, July typically receives around 11 mm (0.4 inches) of precipitation spread over approximately 2 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 Napavine

In Napavine in July, humidity is 82%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can quickly leave travelers feeling fatigued and in need of frequent breaks to stay refreshed and hydrated.

July Average Humidity in Napavine

This chart illustrates the average monthly humidity levels in Napavine, 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 Napavine is approximately 82%, 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 Napavine

In Napavine in July, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Napavine.

Maximum UV Index Levels in Napavine for July

The chart shows the monthly maximum UV Index (UVI) for Napavine 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 Napavine typically reaches 9, which falls under the very high exposure category.

Data source: Napavine 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 Napavine Compares to Other Months

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

This table compares monthly weather conditions in Napavine, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	177 mm (7.0 inches)	86%	low
February Weather	4°C (40°F)	159 mm (6.3 inches)	84%	moderate
March Weather	7°C (45°F)	143 mm (5.6 inches)	85%	moderate
April Weather	10°C (50°F)	121 mm (4.7 inches)	83%	high
May Weather	13°C (56°F)	76 mm (3.0 inches)	84%	very high
June Weather	16°C (61°F)	56 mm (2.2 inches)	84%	very high
July Weather	18°C (65°F)	11 mm (0.4 inches)	82%	very high
August Weather	19°C (66°F)	11 mm (0.4 inches)	73%	very high
September Weather	16°C (61°F)	84 mm (3.3 inches)	74%	high
October Weather	10°C (50°F)	125 mm (4.9 inches)	83%	moderate
November Weather	7°C (45°F)	166 mm (6.5 inches)	86%	moderate
December Weather	4°C (40°F)	193 mm (7.6 inches)	87%	low