July Weather in Millis, United States

Last updated: June 24, 2025

In Millis, United States, the average temperature in July hovers around 23°C (74°F). During this time, temperatures can drop to a chilly 13°C (56°F) or soar to a sizzling 38°C (100°F). Over the month, expect about 126 mm (5.0 in) of precipitation spread across 13 days, contributing to an average humidity of 67%. Stay prepared for a mix of warmth and occasional rain!

July Temperature in Millis

In July in Millis, the average temperature is 23°C (74°F). Maximum temperatures can reach 38°C (100°F), while the minimum can drop to as low as 13°C (56°F). This makes Millis an ideal destination for travelers looking to enjoy warm weather with a comfortable range of temperatures.

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

The chart illustrates July temperature patterns in Millis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Millis, July typically has an average temperature of 23°C (74°F), with highs reaching up to 38°C (100°F) and lows dropping to around 13°C (56°F).

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

July Precipitation in Millis

In Millis in July, the precipitation amount is 126 mm (5.0 in) over the course of 13 days.

July Precipitation Trends in Millis

The chart displays monthly precipitation patterns in Millis, 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 Millis, July typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 13 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 Millis

In Millis in July humidity is 67%. With an average temperature of 23°C (74°F), this humidity feels like a warm embrace, making outdoor exploration pleasant yet slightly sticky, perfect for leisurely strolls but requiring occasional breaks for hydration.

July Average Humidity in Millis

This chart illustrates the average monthly humidity levels in Millis, 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 Millis is approximately 67%, 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 Millis

In Millis 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 Millis.

Maximum UV Index Levels in Millis for July

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

Data source: Millis 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 Millis Compares to Other Months

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

This table compares monthly weather conditions in Millis, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	70 mm (2.8 inches)	86%	moderate
February Weather	1°C (34°F)	86 mm (3.4 inches)	84%	moderate
March Weather	3°C (38°F)	94 mm (3.7 inches)	82%	moderate
April Weather	9°C (49°F)	126 mm (5.0 inches)	80%	very high
May Weather	15°C (59°F)	90 mm (3.5 inches)	72%	very high
June Weather	20°C (69°F)	87 mm (3.4 inches)	72%	very high
July Weather	23°C (74°F)	126 mm (5.0 inches)	67%	very high
August Weather	23°C (74°F)	84 mm (3.3 inches)	66%	very high
September Weather	19°C (67°F)	84 mm (3.3 inches)	71%	high
October Weather	13°C (56°F)	138 mm (5.4 inches)	78%	high
November Weather	6°C (43°F)	95 mm (3.7 inches)	84%	moderate
December Weather	1°C (35°F)	118 mm (4.6 inches)	81%	low