April Weather in Osa, Russian Federation

Last updated: August 27, 2025

In April, the average temperature in Osa, Russian Federation hovers around 4°C (39°F). Expect a chilly range with minimums dipping to -12°C (11°F) and maximums reaching 22°C (72°F). With an average precipitation of 44 mm (1.7 in) spread over 10 days and a high average humidity of 90%, be prepared for a mix of cool temperatures and damp conditions.

April Temperature in Osa

In April in Osa, the average temperature is 4°C (39°F). The maximum can reach 22°C (72°F) while the minimum can drop as low as -12°C (11°F). Travelers should be prepared for a wide range of temperatures, from chilly to pleasantly warm.

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

The chart illustrates April temperature patterns in Osa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osa, April typically has an average temperature of 4°C (39°F), with highs reaching up to 22°C (72°F) and lows dropping to around -12°C (11°F).

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

April Precipitation in Osa

In Osa in April, the total precipitation amount is 44 mm (1.7 in) over the course of 10 days.

April Precipitation Trends in Osa

The chart displays monthly precipitation patterns in Osa, 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 Osa, April typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Osa

In Osa in April humidity is 90%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring extra layers to stay warm while navigating the misty streets.

April Average Humidity in Osa

This chart illustrates the average monthly humidity levels in Osa, 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 Osa is approximately 90%, 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 Osa

In Osa in April, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Osa.

Maximum UV Index Levels in Osa for April

The chart shows the monthly maximum UV Index (UVI) for Osa 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 Osa typically reaches 5, which falls under the moderate exposure category.

Data source: Osa 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 Osa Compares to Other Months

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

This table compares monthly weather conditions in Osa, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-11°C (12°F)	44 mm (1.7 inches)	99%	low
February Weather	-10°C (14°F)	48 mm (1.9 inches)	97%	low
March Weather	-5°C (24°F)	49 mm (1.9 inches)	95%	moderate
April Weather	4°C (39°F)	44 mm (1.7 inches)	90%	moderate
May Weather	12°C (53°F)	44 mm (1.7 inches)	79%	high
June Weather	15°C (60°F)	60 mm (2.3 inches)	71%	high
July Weather	19°C (67°F)	87 mm (3.4 inches)	81%	high
August Weather	17°C (63°F)	59 mm (2.3 inches)	80%	high
September Weather	10°C (50°F)	63 mm (2.5 inches)	89%	moderate
October Weather	5°C (40°F)	61 mm (2.4 inches)	91%	moderate
November Weather	-4°C (26°F)	53 mm (2.1 inches)	94%	low
December Weather	-9°C (16°F)	48 mm (1.9 inches)	90%	low