April Weather in Sim, Russian Federation

Last updated: August 27, 2025

In April, the average temperature in Sim, Russian Federation hovers around 4°C (39°F). Expect a chilly atmosphere, with the minimum plunging to -13°C (8°F) and the maximum reaching up to 22°C (72°F). Prepare for about 50 mm (2.0 in) of precipitation spread over 11 days, all while the humidity remains high at approximately 90%.

April Temperature in Sim

In April in Sim, the average temperature is 4°C (39°F), with maximums potentially reaching 22°C (72°F) and minimums dropping as low as -13°C (8°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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

The chart illustrates April temperature patterns in Sim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sim, 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 -13°C (8°F).

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

April Precipitation in Sim

In Sim in April, the precipitation amount is 50 mm (2.0 in) over the course of 11 days.

April Precipitation Trends in Sim

The chart displays monthly precipitation patterns in Sim, 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 Sim, April typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 11 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 Sim

In Sim 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 Sim

This chart illustrates the average monthly humidity levels in Sim, 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 Sim 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 Sim

In Sim 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 Sim.

Maximum UV Index Levels in Sim for April

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

Data source: Sim 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 Sim Compares to Other Months

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

This table compares monthly weather conditions in Sim, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-12°C (11°F)	47 mm (1.9 inches)	98%	low
February Weather	-10°C (14°F)	51 mm (2.0 inches)	96%	low
March Weather	-5°C (23°F)	51 mm (2.0 inches)	96%	moderate
April Weather	4°C (39°F)	50 mm (2.0 inches)	90%	moderate
May Weather	12°C (53°F)	54 mm (2.1 inches)	73%	high
June Weather	15°C (59°F)	86 mm (3.4 inches)	68%	high
July Weather	19°C (66°F)	105 mm (4.1 inches)	75%	high
August Weather	17°C (62°F)	88 mm (3.5 inches)	73%	high
September Weather	9°C (49°F)	83 mm (3.3 inches)	84%	moderate
October Weather	4°C (39°F)	69 mm (2.7 inches)	89%	moderate
November Weather	-5°C (24°F)	54 mm (2.1 inches)	94%	low
December Weather	-10°C (14°F)	37 mm (1.4 inches)	93%	low