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April Weather in Stephenville, United States

Last updated: June 24, 2025

In April, the average temperature in Stephenville, United States is a mild 19°C (66°F). However, visitors should be prepared for a temperature range that can drop to a chilly 1°C (34°F) at night, while daytime highs may soar up to 37°C (99°F). With an average precipitation of 73 mm (2.9 in) spread over 7 days, there's a good chance of rain. Humidity levels hover around a comfortable 75%, ensuring a warm, inviting atmosphere for all!

April Temperature in Stephenville

In April in Stephenville, the average temperature is 19°C (66°F). Maximum temperatures can reach 37°C (99°F), and minimum temperatures can drop as low as 1°C (34°F). Be prepared for a wide range of temperatures during your travels!

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

The chart illustrates April temperature patterns in Stephenville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stephenville, April typically has an average temperature of 19°C (66°F), with highs reaching up to 37°C (99°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec474960667482858578675651
Data source: Temperature data for Stephenville 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 Stephenville

In Stephenville in April, the precipitation amount is 73 mm (2.9 in) during a span of 7 days.

April Precipitation Trends in Stephenville

The chart displays monthly precipitation patterns in Stephenville, 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 Stephenville, April typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec42708273109644373861003737
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Stephenville

In Stephenville in April humidity is 75%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making it slightly uncomfortable for traveling as you navigate through the thick, muggy air.

April Average Humidity in Stephenville

This chart illustrates the average monthly humidity levels in Stephenville, 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 Stephenville is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%74%75%80%80%75%67%64%70%82%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Stephenville

In Stephenville in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Stephenville.

Maximum UV Index Levels in Stephenville for April

The chart shows the monthly maximum UV Index (UVI) for Stephenville 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 Stephenville typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Stephenville 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 Stephenville Compares to Other Months

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

This table compares monthly weather conditions in Stephenville, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)41 mm (1.6 inches)77%moderate
February Weather9°C (49°F)69 mm (2.7 inches)76%high
March Weather16°C (60°F)82 mm (3.2 inches)74%very high
April Weather19°C (66°F)73 mm (2.9 inches)75%very high
May Weather24°C (75°F)109 mm (4.3 inches)80%extreme
June Weather28°C (82°F)64 mm (2.5 inches)80%extreme
July Weather30°C (86°F)43 mm (1.7 inches)75%extreme
August Weather29°C (85°F)73 mm (2.9 inches)67%extreme
September Weather26°C (79°F)86 mm (3.4 inches)64%very high
October Weather20°C (67°F)100 mm (3.9 inches)70%very high
November Weather14°C (57°F)37 mm (1.5 inches)82%high
December Weather11°C (52°F)37 mm (1.5 inches)85%moderate

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