April Weather in O'Neill, United States

Last updated: June 24, 2025

In O'Neill, United States, the average temperature in April hovers around 7°C (46°F). During this time, you can experience a range of temperatures, with a minimum of -13°C (8°F) and a maximum soaring to 33°C (91°F). Expect about 62 mm (2.4 in) of precipitation spread over 9 days, resulting in an average humidity level of 75%. Stay prepared for a mix of weather conditions!

April Temperature in O'Neill

In April in O'Neill, the average temperature is 7°C (46°F). The maximum can reach 33°C (91°F), while the minimum can drop as low as -13°C (8°F). Travelers should be prepared for a wide range of temperatures, making it essential to pack both warm and light clothing.

April Weather in O'Neill: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in O'Neill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In O'Neill, April typically has an average temperature of 7°C (46°F), with highs reaching up to 33°C (91°F) and lows dropping to around -13°C (8°F).

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

April Precipitation in O'Neill

In O'Neill in April, the precipitation amount is 62 mm (2.4 in) over the course of 9 days.

April Precipitation Trends in O'Neill

The chart displays monthly precipitation patterns in O'Neill, 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 O'Neill, April typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 9 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 O'Neill

In O'Neill in April humidity is 75%. With an average temperature of 7°C (46°F), this humidity feels like a chilly dampness that clings to your skin, making every step outdoors feel heavier and the cold seep into your bones, which can be quite uncomfortable for traveling.

April Average Humidity in O'Neill

This chart illustrates the average monthly humidity levels in O'Neill, 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 O'Neill is approximately 75%, 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 O'Neill

In O'Neill in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in O'Neill.

Maximum UV Index Levels in O'Neill for April

The chart shows the monthly maximum UV Index (UVI) for O'Neill 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 O'Neill typically reaches 8, which falls under the very high exposure category.

Data source: O'Neill 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 O'Neill Compares to Other Months

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

This table compares monthly weather conditions in O'Neill, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	23 mm (0.9 inches)	77%	moderate
February Weather	-5°C (23°F)	24 mm (0.9 inches)	81%	moderate
March Weather	3°C (37°F)	73 mm (2.9 inches)	71%	high
April Weather	7°C (46°F)	62 mm (2.4 inches)	75%	very high
May Weather	15°C (59°F)	134 mm (5.3 inches)	74%	very high
June Weather	23°C (73°F)	87 mm (3.4 inches)	82%	very high
July Weather	24°C (76°F)	95 mm (3.7 inches)	84%	very high
August Weather	22°C (73°F)	89 mm (3.5 inches)	82%	very high
September Weather	19°C (67°F)	65 mm (2.5 inches)	75%	very high
October Weather	9°C (49°F)	72 mm (2.8 inches)	72%	high
November Weather	3°C (38°F)	24 mm (0.9 inches)	81%	moderate
December Weather	-2°C (29°F)	44 mm (1.7 inches)	79%	low