April Weather in Orono, United States

Last updated: June 24, 2025

In April, the average temperature in Orono, United States hovers around 6°C (43°F). While you might experience a chilling minimum of -14°C (8°F), there’s a chance to bask in warmth with highs reaching 28°C (83°F). Expect about 86 mm (3.4 in) of precipitation spread over 9 days, and stay prepared for a high humidity level of 84% that adds to the season’s character.

April Temperature in Orono

In April in Orono, the average temperature is 6°C (43°F). Maximums can reach 28°C (83°F), while minimums can dip as low as -14°C (8°F). This wide range of temperatures means travelers should pack for both warm and cold weather conditions.

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

The chart illustrates April temperature patterns in Orono, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Orono, April typically has an average temperature of 6°C (43°F), with highs reaching up to 28°C (83°F) and lows dropping to around -14°C (8°F).

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

April Precipitation in Orono

In Orono in April, the precipitation amount is 86 mm (3.4 in), falling over the course of 9 days.

April Precipitation Trends in Orono

The chart displays monthly precipitation patterns in Orono, 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 Orono, April typically receives around 86 mm (3.4 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 Orono

In Orono in April, humidity is 84%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that penetrates your clothing, making outdoor excursions uncomfortable and prompting travelers to seek refuge indoors or find warm, sheltered spots to enjoy their surroundings.

April Average Humidity in Orono

This chart illustrates the average monthly humidity levels in Orono, 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 Orono is approximately 84%, 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 Orono

In Orono in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Orono.

Maximum UV Index Levels in Orono for April

The chart shows the monthly maximum UV Index (UVI) for Orono 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 Orono typically reaches 7, which falls under the high exposure category.

Data source: Orono 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 Orono Compares to Other Months

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

This table compares monthly weather conditions in Orono, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (17°F)	26 mm (1.0 inches)	87%	low
February Weather	-9°C (17°F)	31 mm (1.2 inches)	90%	moderate
March Weather	0°C (33°F)	56 mm (2.2 inches)	85%	moderate
April Weather	6°C (43°F)	86 mm (3.4 inches)	84%	high
May Weather	15°C (59°F)	120 mm (4.7 inches)	78%	very high
June Weather	22°C (72°F)	84 mm (3.3 inches)	80%	very high
July Weather	24°C (75°F)	101 mm (4.0 inches)	81%	very high
August Weather	22°C (71°F)	146 mm (5.7 inches)	81%	very high
September Weather	18°C (64°F)	115 mm (4.5 inches)	81%	high
October Weather	9°C (48°F)	97 mm (3.8 inches)	84%	moderate
November Weather	1°C (33°F)	34 mm (1.4 inches)	88%	moderate
December Weather	-5°C (23°F)	47 mm (1.9 inches)	84%	low