April Weather in Westminster, United States

Last updated: June 24, 2025

In Westminster, United States, the average temperature in April hovers around 8°C (47°F). However, be prepared for a range of -5°C (24°F) to 28°C (83°F). During this month, expect around 131 mm (5.2 in) of precipitation, falling on approximately 14 days. The average humidity sits comfortably at a high 80%, making it a uniquely refreshing experience.

April Temperature in Westminster

In April in Westminster, the average temperature is 8°C (47°F). The maximum can reach 28°C (83°F), while the minimum can drop to as low as -5°C (24°F). Travelers should be prepared for a wide range of temperatures during this month.

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

The chart illustrates April temperature patterns in Westminster, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Westminster, April typically has an average temperature of 8°C (47°F), with highs reaching up to 28°C (83°F) and lows dropping to around -5°C (24°F).

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

April Precipitation in Westminster

In Westminster in April, the precipitation amount is 131 mm (5.2 in) spread over the course of 14 days.

April Precipitation Trends in Westminster

The chart displays monthly precipitation patterns in Westminster, 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 Westminster, April typically receives around 131 mm (5.2 inches) of precipitation spread over approximately 14 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 Westminster

In Westminster in April, humidity is 80%. With an average temperature of 8°C (47°F), this humidity feels like you're walking through a heavy mist, making your clothes cling to your skin and every step prone to a shiver, which can be quite uncomfortable for traveling.

April Average Humidity in Westminster

This chart illustrates the average monthly humidity levels in Westminster, 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 Westminster is approximately 80%, 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 Westminster

In Westminster 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 Westminster.

Maximum UV Index Levels in Westminster for April

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

Data source: Westminster 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 Westminster Compares to Other Months

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

This table compares monthly weather conditions in Westminster, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	76 mm (3.0 inches)	86%	moderate
February Weather	-1°C (30°F)	90 mm (3.6 inches)	84%	moderate
March Weather	2°C (35°F)	86 mm (3.4 inches)	82%	high
April Weather	8°C (47°F)	131 mm (5.2 inches)	80%	very high
May Weather	14°C (58°F)	92 mm (3.6 inches)	72%	very high
June Weather	20°C (68°F)	89 mm (3.5 inches)	72%	very high
July Weather	23°C (73°F)	150 mm (5.9 inches)	67%	very high
August Weather	22°C (72°F)	94 mm (3.7 inches)	66%	very high
September Weather	18°C (65°F)	89 mm (3.5 inches)	71%	very high
October Weather	12°C (54°F)	136 mm (5.4 inches)	78%	high
November Weather	4°C (40°F)	102 mm (4.0 inches)	84%	moderate
December Weather	-1°C (31°F)	126 mm (5.0 inches)	81%	low