August Weather in Johnson, United States

Last updated: June 24, 2025

In August, the average temperature in Johnson, United States hovers around 25°C (78°F), creating a pleasantly warm atmosphere. However, be prepared for fluctuations, as temperatures can dip to a minimum of 13°C (56°F) and soar up to a maximum of 40°C (105°F). During this month, you can expect about 60 mm (2.4 in) of precipitation over 8 days, contributing to an average humidity level of 84%. Enjoy the warmth while staying hydrated!

August Temperature in Johnson

In August in Johnson, the average temperature is 25°C (78°F). Maximums can reach 40°C (105°F) and minimums can be as low as 13°C (56°F). Pack accordingly for warm days and cooler evenings, and enjoy your trip!

August Weather in Johnson: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Johnson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Johnson, August typically has an average temperature of 25°C (78°F), with highs reaching up to 40°C (105°F) and lows dropping to around 13°C (56°F).

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

August Precipitation in Johnson

In Johnson in August, the total precipitation amount is 60 mm (2.4 in) spread over the course of 8 days.

August Precipitation Trends in Johnson

The chart displays monthly precipitation patterns in Johnson, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Johnson, August typically receives around 60 mm (2.4 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Johnson

In Johnson in August, humidity is 84%. With an average temperature of 25°C (78°F), this humidity feels like a warm, muggy embrace that can be quite stifling for traveling, making you crave cool breezes and plenty of hydration as you explore.

August Average Humidity in Johnson

This chart illustrates the average monthly humidity levels in Johnson, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Johnson is approximately 84%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Johnson

In Johnson in August, 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 Johnson.

Maximum UV Index Levels in Johnson for August

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

Data source: Johnson August 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 August Weather in Johnson Compares to Other Months

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

This table compares monthly weather conditions in Johnson, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	15 mm (0.6 inches)	74%	moderate
February Weather	2°C (36°F)	13 mm (0.5 inches)	77%	moderate
March Weather	9°C (48°F)	38 mm (1.5 inches)	65%	very high
April Weather	13°C (55°F)	44 mm (1.7 inches)	67%	very high
May Weather	18°C (65°F)	84 mm (3.3 inches)	81%	extreme
June Weather	25°C (77°F)	38 mm (1.5 inches)	82%	extreme
July Weather	27°C (81°F)	38 mm (1.5 inches)	82%	extreme
August Weather	25°C (78°F)	60 mm (2.4 inches)	84%	extreme
September Weather	22°C (73°F)	34 mm (1.3 inches)	79%	very high
October Weather	14°C (57°F)	29 mm (1.1 inches)	75%	high
November Weather	8°C (47°F)	8 mm (0.3 inches)	79%	moderate
December Weather	3°C (38°F)	19 mm (0.8 inches)	83%	moderate