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April Weather in Lemont Furnace, United States

Last updated: June 24, 2025

In April, the average temperature in Lemont Furnace, United States hovers around 11°C (52°F). Expect minimum lows of -5°C (23°F) and maximum highs reaching 29°C (84°F). With an average humidity of 84%, you may also experience precipitation totaling 129 mm (5.1 in) over approximately 15 days.

April Temperature in Lemont Furnace

In April in Lemont Furnace, the average temperature is 11°C (52°F). Maximum temperatures can reach 29°C (84°F), while minimums can dip as low as -5°C (23°F). It's a diverse climate, so be prepared for both warm days and chilly nights while traveling.

April Weather in Lemont Furnace: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Lemont Furnace, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lemont Furnace, April typically has an average temperature of 11°C (52°F), with highs reaching up to 29°C (84°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec323642526370757368574337
Data source: Temperature data for Lemont Furnace 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 Lemont Furnace

In Lemont Furnace in April, the precipitation amount is 129 mm (5.1 in) over a span of 15 days.

April Precipitation Trends in Lemont Furnace

The chart displays monthly precipitation patterns in Lemont Furnace, 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 Lemont Furnace, April typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec901311161291481641339711611788120
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Lemont Furnace

In Lemont Furnace in April, humidity is 84%. With an average temperature of 11°C (52°F), this humidity feels like a heavy blanket, making it uncomfortable for traveling as the dampness clings to your skin and can leave you feeling sluggish and fatigued.

April Average Humidity in Lemont Furnace

This chart illustrates the average monthly humidity levels in Lemont Furnace, 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 Lemont Furnace is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Lemont Furnace

In Lemont Furnace in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Lemont Furnace.

Maximum UV Index Levels in Lemont Furnace for April

The chart shows the monthly maximum UV Index (UVI) for Lemont Furnace 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 Lemont Furnace typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108643
Data source: Lemont Furnace 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 Lemont Furnace Compares to Other Months

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

This table compares monthly weather conditions in Lemont Furnace, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)90 mm (3.5 inches)86%moderate
February Weather2°C (37°F)131 mm (5.2 inches)86%moderate
March Weather6°C (43°F)116 mm (4.6 inches)86%high
April Weather11°C (52°F)129 mm (5.1 inches)84%very high
May Weather17°C (63°F)148 mm (5.8 inches)78%very high
June Weather21°C (70°F)164 mm (6.5 inches)79%very high
July Weather24°C (75°F)133 mm (5.2 inches)70%very high
August Weather23°C (73°F)97 mm (3.8 inches)59%very high
September Weather20°C (68°F)116 mm (4.6 inches)68%very high
October Weather14°C (58°F)117 mm (4.6 inches)80%high
November Weather6°C (43°F)88 mm (3.4 inches)86%moderate
December Weather3°C (37°F)120 mm (4.7 inches)85%moderate

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