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April Weather in Monticello, United States

Last updated: June 24, 2025

In Monticello, United States, the average temperature in April is a pleasant 17°C (63°F). However, it can vary significantly, with minimums dipping to 0°C (33°F) and maximums reaching 30°C (86°F). Expect about 163 mm (6.4 in) of precipitation spread over 10 days, contributing to an average humidity level of 82%.

April Temperature in Monticello

In April in Monticello, the average temperature is 17°C (63°F). Maximums can reach 30°C (86°F), while minimums can drop as low as 0°C (33°F). Be prepared for a 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 17°C (63°F), with highs reaching up to 30°C (86°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec454959637380828177665350
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 total precipitation amount is 163 mm (6.4 in) recorded over the course of 10 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 163 mm (6.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec115183179163148118971119215075142
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 82%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket wrapping around you—comfortable yet heavy, making outdoor activities more taxing and requiring frequent breaks for hydration.

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 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%80%82%83%80%80%75%73%76%84%88%
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 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 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 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111211119764
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 Weather7°C (46°F)115 mm (4.5 inches)84%moderate
February Weather9°C (49°F)183 mm (7.2 inches)83%high
March Weather15°C (59°F)179 mm (7.1 inches)80%very high
April Weather17°C (63°F)163 mm (6.4 inches)82%very high
May Weather23°C (73°F)147 mm (5.8 inches)83%extreme
June Weather26°C (80°F)118 mm (4.6 inches)80%extreme
July Weather28°C (83°F)97 mm (3.8 inches)80%extreme
August Weather27°C (82°F)111 mm (4.4 inches)75%extreme
September Weather25°C (78°F)91 mm (3.6 inches)73%very high
October Weather19°C (67°F)150 mm (5.9 inches)76%high
November Weather12°C (53°F)75 mm (3.0 inches)84%high
December Weather10°C (50°F)142 mm (5.6 inches)88%moderate

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