April Weather in Monticello, United States

Last updated: June 24, 2025

In Monticello, United States, the average temperature in April hovers around 6°C (43°F). However, be prepared for a range of temperatures, with minimums dipping as low as -16°C (3°F) and maximums soaring to 28°C (83°F). During this month, you can expect 88 mm (3.5 in) of precipitation spread over approximately 9 days, accompanied by an average humidity level of 84%.

April Temperature in Monticello

In April in Monticello, the average temperature is 6°C (43°F). The maximum can reach 28°C (83°F), while the minimum can dip as low as -16°C (3°F). Be prepared for a wide range of temperatures when traveling during this month.

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

The chart illustrates April temperature patterns in Monticello, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monticello, April typically has an average temperature of 6°C (43°F), with highs reaching up to 28°C (83°F) and lows dropping to around -16°C (3°F).
JanFebMarAprMayJunJulAugSepOctNovDec161632425871747063483222
Data source: Temperature data for Monticello 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 Monticello

In Monticello in April, the precipitation amount is 88 mm (3.5 in) over the course of 9 days.

April Precipitation Trends in Monticello

The chart displays monthly precipitation patterns in Monticello, 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 Monticello, April typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec2128538810677931501121023345
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Monticello

In Monticello in April, humidity is 84%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that penetrates your clothing, making outdoor excursions uncomfortable and prompting travelers to seek refuge indoors or find warm, sheltered spots to enjoy their surroundings.

April Average Humidity in Monticello

This chart illustrates the average monthly humidity levels in Monticello, 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 Monticello is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%90%85%84%78%80%81%81%81%84%88%84%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Monticello

In Monticello 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 Monticello.

Maximum UV Index Levels in Monticello for April

The chart shows the monthly maximum UV Index (UVI) for Monticello 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 Monticello typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Monticello 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 Monticello Compares to Other Months

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

This table compares monthly weather conditions in Monticello, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)21 mm (0.8 inches)87%low
February Weather-9°C (16°F)28 mm (1.1 inches)90%moderate
March Weather0°C (32°F)53 mm (2.1 inches)85%moderate
April Weather6°C (43°F)88 mm (3.5 inches)84%high
May Weather15°C (59°F)106 mm (4.2 inches)78%very high
June Weather22°C (72°F)77 mm (3.0 inches)80%very high
July Weather23°C (74°F)93 mm (3.6 inches)81%very high
August Weather21°C (71°F)150 mm (5.9 inches)81%very high
September Weather17°C (64°F)112 mm (4.4 inches)81%high
October Weather9°C (48°F)102 mm (4.0 inches)84%moderate
November Weather0°C (33°F)33 mm (1.3 inches)88%moderate
December Weather-5°C (23°F)45 mm (1.8 inches)84%low

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