April Weather in Osterville, United States

Last updated: June 24, 2025

In April, the average temperature in Osterville, United States hovers around 8°C (47°F), creating a mild yet refreshing atmosphere. Temperatures can dip as low as 0°C (32°F) or rise to a comfortable 21°C (70°F). During this period, expect 125 mm (4.9 in) of precipitation spread over 13 days, contributing to an average humidity of 79%. Enjoy the unique blend of cool air and occasional rain!

April Temperature in Osterville

In April in Osterville, the average temperature is 8°C (47°F). Maximum temperatures can reach 21°C (70°F), while minimums can drop to as low as 0°C (32°F). Be sure to pack layers for your trip, as the weather can vary significantly throughout the day!

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

The chart illustrates April temperature patterns in Osterville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osterville, April typically has an average temperature of 8°C (47°F), with highs reaching up to 21°C (70°F) and lows dropping to around 0°C (32°F).

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

April Precipitation in Osterville

In Osterville in April, the total precipitation amount is 125 mm (4.9 in), occurring over a span of 13 days.

April Precipitation Trends in Osterville

The chart displays monthly precipitation patterns in Osterville, 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 Osterville, April typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 13 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 Osterville

In Osterville in April, humidity is 79%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while traveling.

April Average Humidity in Osterville

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

In Osterville 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 Osterville.

Maximum UV Index Levels in Osterville for April

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

Data source: Osterville 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 Osterville Compares to Other Months

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

This table compares monthly weather conditions in Osterville, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (35°F)	86 mm (3.4 inches)	84%	moderate
February Weather	2°C (36°F)	103 mm (4.1 inches)	84%	moderate
March Weather	4°C (39°F)	112 mm (4.4 inches)	82%	high
April Weather	8°C (47°F)	125 mm (4.9 inches)	79%	very high
May Weather	13°C (56°F)	102 mm (4.0 inches)	75%	very high
June Weather	19°C (66°F)	87 mm (3.4 inches)	78%	very high
July Weather	23°C (73°F)	91 mm (3.6 inches)	76%	very high
August Weather	23°C (73°F)	78 mm (3.1 inches)	76%	very high
September Weather	19°C (67°F)	108 mm (4.2 inches)	75%	very high
October Weather	15°C (59°F)	151 mm (5.9 inches)	75%	high
November Weather	8°C (47°F)	93 mm (3.7 inches)	80%	moderate
December Weather	4°C (39°F)	121 mm (4.8 inches)	80%	low