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April Weather in Buffalo Grove, United States

Last updated: June 24, 2025

In April, the average temperature in Buffalo Grove, United States hovers around 7°C (46°F). Be prepared for a temperature range that can dip to a frosty -7°C (20°F) or rise to a warm 25°C (77°F). Expect about 118 mm (4.6 in) of precipitation spread over 13 days, contributing to a relatively high average humidity of 85%.

April Temperature in Buffalo Grove

In April in Buffalo Grove, the average temperature is 7°C (46°F), with maximums reaching up to 25°C (77°F) and minimums dropping as low as -7°C (20°F). This diverse temperature range makes Buffalo Grove an exciting destination for travelers who enjoy experiencing both warm and chilly weather.

April Weather in Buffalo Grove: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Buffalo Grove, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Buffalo Grove, April typically has an average temperature of 7°C (46°F), with highs reaching up to 25°C (77°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec262737455668747267543933
Data source: Temperature data for Buffalo Grove 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 Buffalo Grove

In Buffalo Grove in April, the precipitation amount is 118 mm (4.6 in) over a span of 13 days.

April Precipitation Trends in Buffalo Grove

The chart displays monthly precipitation patterns in Buffalo Grove, 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 Buffalo Grove, April typically receives around 118 mm (4.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec6867761181641098483851335859
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Buffalo Grove

In Buffalo Grove in April humidity is 85%. With an average temperature of 7°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel much colder than it actually is.

April Average Humidity in Buffalo Grove

This chart illustrates the average monthly humidity levels in Buffalo Grove, 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 Buffalo Grove is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Buffalo Grove

In Buffalo Grove in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Buffalo Grove.

Maximum UV Index Levels in Buffalo Grove for April

The chart shows the monthly maximum UV Index (UVI) for Buffalo Grove 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 Buffalo Grove typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689101098532
Data source: Buffalo Grove 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 Buffalo Grove Compares to Other Months

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

This table compares monthly weather conditions in Buffalo Grove, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)68 mm (2.7 inches)85%low
February Weather-3°C (28°F)67 mm (2.6 inches)85%moderate
March Weather3°C (38°F)76 mm (3.0 inches)85%high
April Weather7°C (46°F)118 mm (4.6 inches)85%very high
May Weather14°C (57°F)164 mm (6.5 inches)78%very high
June Weather20°C (68°F)109 mm (4.3 inches)80%very high
July Weather23°C (74°F)84 mm (3.3 inches)78%very high
August Weather22°C (73°F)83 mm (3.3 inches)76%very high
September Weather19°C (67°F)85 mm (3.3 inches)79%very high
October Weather12°C (54°F)133 mm (5.2 inches)83%moderate
November Weather4°C (40°F)58 mm (2.3 inches)88%moderate
December Weather1°C (33°F)59 mm (2.3 inches)81%low

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