January Weather in Olathe, United States

Last updated: June 24, 2025

In Olathe, United States, the average temperature in January hovers around -4°C (25°F), with a chilly minimum of -26°C (-14°F) and a maximum reaching 12°C (54°F). Expect 30 mm (1.2 in) of precipitation spread across about 8 days, and brace yourself for high average humidity at a brisk 90%.

January Temperature in Olathe

In January in Olathe, the average temperature is -4°C (25°F). The maximum can reach 12°C (54°F), and the minimum can be as low as -26°C (-14°F). It's essential to pack warm clothing and prepare for extreme temperature fluctuations if you're planning to travel during this time.

January Weather in Olathe: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Olathe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olathe, January typically has an average temperature of -4°C (25°F), with highs reaching up to 12°C (54°F) and lows dropping to around -26°C (-14°F).

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

January Precipitation in Olathe

In Olathe in January, the precipitation amount is 30 mm (1.2 in) over the course of 8 days.

January Precipitation Trends in Olathe

The chart displays monthly precipitation patterns in Olathe, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Olathe, January typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Olathe

In Olathe in January humidity is 90%. With an average temperature of -4°C (25°F), this humidity feels like a dense, icy blanket wrapping around you, making travel feel particularly stifling in the cold despite the sub-zero temperatures.

January Average Humidity in Olathe

This chart illustrates the average monthly humidity levels in Olathe, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Olathe is approximately 90%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Olathe

In Olathe in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Olathe for better planning.

Maximum UV Index Levels in Olathe for January

The chart shows the monthly maximum UV Index (UVI) for Olathe in January, 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 January, the maximum UV index in Olathe typically reaches 4, which falls under the moderate exposure category.

Data source: Olathe January 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 January Weather in Olathe Compares to Other Months

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

This table compares monthly weather conditions in Olathe, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	30 mm (1.2 inches)	90%	moderate
February Weather	-2°C (29°F)	46 mm (1.8 inches)	89%	high
March Weather	3°C (38°F)	48 mm (1.9 inches)	81%	very high
April Weather	9°C (48°F)	31 mm (1.2 inches)	74%	very high
May Weather	14°C (58°F)	28 mm (1.1 inches)	58%	extreme
June Weather	21°C (70°F)	13 mm (0.5 inches)	47%	extreme
July Weather	23°C (74°F)	20 mm (0.8 inches)	39%	extreme
August Weather	22°C (72°F)	12 mm (0.5 inches)	39%	extreme
September Weather	18°C (64°F)	19 mm (0.7 inches)	53%	very high
October Weather	9°C (48°F)	39 mm (1.5 inches)	72%	high
November Weather	3°C (38°F)	22 mm (0.9 inches)	84%	moderate
December Weather	-3°C (26°F)	32 mm (1.3 inches)	90%	moderate