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April Weather in Cullman, United States

Last updated: June 24, 2025

In April, the average temperature in Cullman, United States is a comfortable 16°C (62°F), with lows dipping to 0°C (32°F) and highs reaching as warm as 30°C (87°F). Be prepared for some rain, as the area sees about 147 mm (5.8 in) of precipitation spread over approximately 10 days. With an average humidity of 82%, it's a month that combines warmth with a touch of moisture!

April Temperature in Cullman

In April, in Cullman, the average temperature is 16°C (62°F). Maximums can reach 30°C (87°F), while minimums can dip as low as 0°C (32°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates April temperature patterns in Cullman, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cullman, April typically has an average temperature of 16°C (62°F), with highs reaching up to 30°C (87°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec445056627177807975665148
Data source: Temperature data for Cullman 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 Cullman

In Cullman in April, the precipitation amount is 147 mm (5.8 in) over the course of 10 days.

April Precipitation Trends in Cullman

The chart displays monthly precipitation patterns in Cullman, 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 Cullman, April typically receives around 147 mm (5.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec11718618414710012710610710513476157
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Cullman

In Cullman in April, humidity is 82%. With an average temperature of 16°C (62°F), this humidity feels like a blanket of warmth enveloping you, making traveling feel sticky and heavy as you navigate through the air.

April Average Humidity in Cullman

This chart illustrates the average monthly humidity levels in Cullman, 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 Cullman is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%85%82%83%82%78%67%64%75%87%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Cullman

In Cullman 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 Cullman.

Maximum UV Index Levels in Cullman for April

The chart shows the monthly maximum UV Index (UVI) for Cullman 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 Cullman typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810101111109764
Data source: Cullman 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 Cullman Compares to Other Months

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

This table compares monthly weather conditions in Cullman, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)117 mm (4.6 inches)87%moderate
February Weather10°C (50°F)186 mm (7.3 inches)87%high
March Weather13°C (56°F)184 mm (7.3 inches)85%very high
April Weather16°C (62°F)147 mm (5.8 inches)82%very high
May Weather22°C (72°F)100 mm (4.0 inches)83%very high
June Weather25°C (77°F)127 mm (5.0 inches)82%extreme
July Weather27°C (80°F)106 mm (4.2 inches)78%extreme
August Weather26°C (80°F)107 mm (4.2 inches)67%very high
September Weather24°C (76°F)104 mm (4.1 inches)64%very high
October Weather19°C (66°F)134 mm (5.3 inches)74%high
November Weather11°C (51°F)76 mm (3.0 inches)87%high
December Weather9°C (48°F)157 mm (6.2 inches)88%moderate

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