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April Weather in Pasadena, Canada

Last updated: June 18, 2025

In April, the average temperature in Pasadena, Canada hovers around 1°C (34°F), with potential lows dipping to a chilly -15°C (6°F) and highs reaching up to 14°C (58°F). Expect 100 mm (4.0 in) of precipitation spread over 15 days, contributing to a notably high average humidity of 88%. Be prepared for a damp and chilly atmosphere!

April Temperature in Pasadena

In April in Pasadena, the average temperature is 1°C (34°F). The maximum can reach 14°C (58°F), and the minimum can be as low as -15°C (6°F). Be prepared for a range of temperatures and dress accordingly if you plan to travel during this time.

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

The chart illustrates April temperature patterns in Pasadena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pasadena, April typically has an average temperature of 1°C (34°F), with highs reaching up to 14°C (58°F) and lows dropping to around -15°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec221925344252596355453729
Data source: Temperature data for Pasadena generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Pasadena

In Pasadena in April, the total precipitation amount is 100 mm (4.0 in) over the course of 15 days.

April Precipitation Trends in Pasadena

The chart displays monthly precipitation patterns in Pasadena, 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 Pasadena, April typically receives around 100 mm (4.0 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec9011110410094947089107114140139
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Pasadena

In Pasadena in April humidity is 88%. With an average temperature of 1°C (34°F), this humidity feels like a chilling embrace, making travel feel damp and brisk, where every breath carries a crisp bite, and the air clings to your skin, urging you to seek warmth and comfort.

April Average Humidity in Pasadena

This chart illustrates the average monthly humidity levels in Pasadena, 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 Pasadena is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%90%89%88%87%85%90%90%87%84%83%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Pasadena

In Pasadena 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 Pasadena.

Maximum UV Index Levels in Pasadena for April

The chart shows the monthly maximum UV Index (UVI) for Pasadena 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 Pasadena typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789886421
Data source: Pasadena 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 Pasadena Compares to Other Months

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

This table compares monthly weather conditions in Pasadena, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)90 mm (3.5 inches)88%low
February Weather-7°C (20°F)111 mm (4.4 inches)90%moderate
March Weather-4°C (25°F)104 mm (4.1 inches)89%moderate
April Weather1°C (34°F)100 mm (4.0 inches)88%high
May Weather6°C (43°F)94 mm (3.7 inches)87%very high
June Weather11°C (52°F)94 mm (3.7 inches)85%very high
July Weather15°C (60°F)70 mm (2.8 inches)90%very high
August Weather17°C (63°F)89 mm (3.5 inches)90%very high
September Weather13°C (55°F)106 mm (4.2 inches)87%high
October Weather7°C (46°F)114 mm (4.5 inches)84%moderate
November Weather3°C (37°F)140 mm (5.5 inches)83%low
December Weather-2°C (29°F)139 mm (5.5 inches)85%low

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