April Weather in Olathe, United States

Last updated: June 24, 2025

In April, the average temperature in Olathe, United States hovers around 9°C (48°F), with a minimum plunge down to -7°C (19°F) and a maximum warmth reaching 27°C (80°F). Expect about 31 mm (1.2 in) of precipitation over 7 days, and enjoy a moderately humid atmosphere with an average humidity of 74%.

April Temperature in Olathe

In April in Olathe, the average temperature is 9°C (48°F). Maximums can reach 27°C (80°F) and minimums can be as low as -7°C (19°F). This variation means that travelers should be prepared for a wide range of weather conditions during their visit.

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

The chart illustrates April 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, April typically has an average temperature of 9°C (48°F), with highs reaching up to 27°C (80°F) and lows dropping to around -7°C (19°F).

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

April Precipitation in Olathe

In Olathe in April, the precipitation amount is 31 mm (1.2 in) over the course of 7 days.

April Precipitation Trends in Olathe

The chart displays monthly precipitation patterns in Olathe, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Olathe, April typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 7 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Olathe

In Olathe in April humidity is 74%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and necessitating warm layers to fully enjoy your explorations.

April Average Humidity in Olathe

This chart illustrates the average monthly humidity levels in Olathe, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Olathe is approximately 74%, offering insight into how humid the weather typically is during this month.

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

April UV Index in Olathe

In Olathe in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Olathe.

Maximum UV Index Levels in Olathe for April

The chart shows the monthly maximum UV Index (UVI) for Olathe in April, 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 April, the maximum UV index in Olathe typically reaches 10, which falls under the very high exposure category.

Data source: Olathe April 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 April 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 April’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 April’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