April Weather in Delmar, United States

Last updated: June 24, 2025

In Delmar, United States, the average temperature in April hovers around 9°C (48°F). During this time, expect a temperature range with a minimum of -9°C (16°F) and a maximum of 28°C (83°F). The region sees approximately 96 mm (3.8 in) of precipitation spread over 11 days, contributing to an average humidity of 82%. So, be prepared for a mix of chill and warmth!

April Temperature in Delmar

In April in Delmar, the average temperature is 9°C (48°F), with maximums reaching up to 28°C (83°F) and minimums dropping as low as -9°C (16°F). Travelers should be prepared for a wide range of temperatures during this time.

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

The chart illustrates April temperature patterns in Delmar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Delmar, April typically has an average temperature of 9°C (48°F), with highs reaching up to 28°C (83°F) and lows dropping to around -9°C (16°F).

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

April Precipitation in Delmar

In Delmar in April, the precipitation amount is 96 mm (3.8 in) spread over 11 days, resulting in a significant accumulation of rainfall.

April Precipitation Trends in Delmar

The chart displays monthly precipitation patterns in Delmar, 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 Delmar, April typically receives around 96 mm (3.8 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 Delmar

In Delmar in April, humidity is 82%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress in layers for your travels while keeping an umbrella handy for unexpected drizzles.

April Average Humidity in Delmar

This chart illustrates the average monthly humidity levels in Delmar, 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 Delmar is approximately 82%, 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 Delmar

In Delmar 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 Delmar.

Maximum UV Index Levels in Delmar for April

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

Data source: Delmar 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 Delmar Compares to Other Months

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

This table compares monthly weather conditions in Delmar, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (22°F)	54 mm (2.1 inches)	81%	moderate
February Weather	-4°C (25°F)	58 mm (2.3 inches)	81%	moderate
March Weather	4°C (39°F)	77 mm (3.1 inches)	81%	high
April Weather	9°C (48°F)	96 mm (3.8 inches)	82%	very high
May Weather	16°C (61°F)	141 mm (5.6 inches)	78%	very high
June Weather	22°C (73°F)	122 mm (4.8 inches)	81%	very high
July Weather	24°C (76°F)	78 mm (3.1 inches)	79%	very high
August Weather	22°C (73°F)	92 mm (3.6 inches)	77%	very high
September Weather	19°C (67°F)	120 mm (4.7 inches)	78%	very high
October Weather	12°C (53°F)	113 mm (4.4 inches)	78%	high
November Weather	3°C (38°F)	48 mm (1.9 inches)	87%	moderate
December Weather	-1°C (31°F)	47 mm (1.8 inches)	84%	low