April Weather in Arno, Marshall Islands

Last updated: August 23, 2025

In April, the average temperature in Arno, Marshall Islands is a warm 27°C (81°F), with minimum temperatures dropping to 25°C (77°F) and maximums reaching up to 29°C (84°F). However, be prepared for the weather—with 243 mm (9.6 in) of precipitation over 25 days, the average humidity sits at a sticky 79%.

April Temperature in Arno

In April in Arno, the average temperature is 27°C (81°F). Maximums can reach 29°C (84°F), while minimums can drop to 25°C (77°F). This mild and pleasant weather makes Arno an ideal destination for travelers seeking warmth and comfort.

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

The chart illustrates April temperature patterns in Arno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arno, April typically has an average temperature of 27°C (81°F), with highs reaching up to 29°C (84°F) and lows dropping to around 25°C (77°F).

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

April Precipitation in Arno

In Arno in April, the precipitation amount is 243 mm (9.6 in) during 25 days, indicating a significant level of rainfall for that period.

April Precipitation Trends in Arno

The chart displays monthly precipitation patterns in Arno, 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 Arno, April typically receives around 243 mm (9.6 inches) of precipitation spread over approximately 25 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 Arno

In Arno in April, humidity is 79%. With an average temperature of 27°C (81°F), this humidity feels like a warm and sticky embrace, making travel both challenging and invigorating as the air clings to your skin, urging you to seek shade or a refreshing drink.

April Average Humidity in Arno

This chart illustrates the average monthly humidity levels in Arno, 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 Arno is approximately 79%, 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 Arno

In Arno in April, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Arno.

Maximum UV Index Levels in Arno for April

The chart shows the monthly maximum UV Index (UVI) for Arno 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 Arno typically reaches 16, which falls under the extreme exposure category.

Data source: Arno 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 Arno Compares to Other Months

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

This table compares monthly weather conditions in Arno, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	230 mm (9.1 inches)	80%	extreme
February Weather	27°C (81°F)	157 mm (6.2 inches)	81%	extreme
March Weather	27°C (81°F)	287 mm (11.3 inches)	81%	extreme
April Weather	27°C (81°F)	243 mm (9.6 inches)	79%	extreme
May Weather	27°C (81°F)	416 mm (16.4 inches)	77%	extreme
June Weather	27°C (81°F)	291 mm (11.5 inches)	77%	extreme
July Weather	27°C (81°F)	296 mm (11.7 inches)	76%	extreme
August Weather	27°C (81°F)	275 mm (10.8 inches)	75%	extreme
September Weather	27°C (82°F)	309 mm (12.2 inches)	76%	extreme
October Weather	27°C (82°F)	302 mm (11.9 inches)	75%	extreme
November Weather	27°C (82°F)	307 mm (12.1 inches)	76%	extreme
December Weather	27°C (81°F)	414 mm (16.3 inches)	79%	extreme