April Weather in Keizer, United States

Last updated: June 24, 2025

In Keizer, United States, the average temperature in April hovers around 11°C (52°F), offering a mild climate for exploration. Temperatures can vary significantly, with a minimum of -1°C (30°F) and a maximum reaching 28°C (82°F). Prepare for a moderate amount of precipitation, totaling 101 mm (4.0 in) spread over approximately 14 days, and expect an average humidity level of 83%, which adds to the overall atmosphere of this enchanting locale.

April Temperature in Keizer

In April in Keizer, the average temperature is 11°C (52°F), with maximums reaching up to 28°C (82°F) and minimums dropping as low as -1°C (30°F). This diverse range of temperatures means travelers should be prepared for both warm days and chilly nights.

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

The chart illustrates April temperature patterns in Keizer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Keizer, April typically has an average temperature of 11°C (52°F), with highs reaching up to 28°C (82°F) and lows dropping to around -1°C (30°F).

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

April Precipitation in Keizer

In Keizer in April, the precipitation amount is 101 mm (4.0 in) over the course of 14 days.

April Precipitation Trends in Keizer

The chart displays monthly precipitation patterns in Keizer, 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 Keizer, April typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 14 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 Keizer

In Keizer in April humidity is 83%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, often leading travelers to seek shelter indoors or to dress in layered clothing to stay warm while exploring the area.

April Average Humidity in Keizer

This chart illustrates the average monthly humidity levels in Keizer, 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 Keizer is approximately 83%, 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 Keizer

In Keizer in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Keizer.

Maximum UV Index Levels in Keizer for April

The chart shows the monthly maximum UV Index (UVI) for Keizer 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 Keizer typically reaches 7, which falls under the high exposure category.

Data source: Keizer 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 Keizer Compares to Other Months

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

This table compares monthly weather conditions in Keizer, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	141 mm (5.5 inches)	85%	low
February Weather	6°C (43°F)	159 mm (6.3 inches)	84%	moderate
March Weather	8°C (47°F)	116 mm (4.6 inches)	85%	moderate
April Weather	11°C (52°F)	101 mm (4.0 inches)	83%	high
May Weather	15°C (59°F)	47 mm (1.9 inches)	83%	very high
June Weather	18°C (65°F)	33 mm (1.3 inches)	83%	very high
July Weather	22°C (71°F)	3 mm (0.1 inches)	82%	very high
August Weather	22°C (72°F)	4 mm (0.2 inches)	74%	very high
September Weather	18°C (65°F)	53 mm (2.1 inches)	71%	high
October Weather	12°C (54°F)	82 mm (3.2 inches)	81%	moderate
November Weather	9°C (48°F)	124 mm (4.9 inches)	87%	moderate
December Weather	6°C (42°F)	173 mm (6.8 inches)	87%	low