April Weather in Houlton, United States

Last updated: June 24, 2025

In April, the average temperature in Houlton, United States hovers around 4°C (40°F). Expect a chilly range with minimums dipping to -13°C (8°F) and maximums reaching 21°C (70°F). This month sees approximately 109 mm (4.3 in) of precipitation spread over 12 days, contributing to a high average humidity of 87%. Be prepared for a mix of conditions!

April Temperature in Houlton

In April in Houlton, the average temperature is 4°C (40°F). The maximum can reach 21°C (70°F), and the minimum can be as low as -13°C (8°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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

The chart illustrates April temperature patterns in Houlton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Houlton, April typically has an average temperature of 4°C (40°F), with highs reaching up to 21°C (70°F) and lows dropping to around -13°C (8°F).
JanFebMarAprMayJunJulAugSepOctNovDec161826395262676658463321
Data source: Temperature data for Houlton 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 Houlton

In Houlton in April, the total precipitation amount is 109 mm (4.3 in) during a span of 12 days.

April Precipitation Trends in Houlton

The chart displays monthly precipitation patterns in Houlton, 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 Houlton, April typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec948377110108951018898118117113
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Houlton

In Houlton in April humidity is 87%. With an average temperature of 4°C (40°F), this humidity feels like an uncomfortable chill that seeps into your bones, making it essential to dress warmly and prepare for damp conditions, which can dampen your spirits while traveling.

April Average Humidity in Houlton

This chart illustrates the average monthly humidity levels in Houlton, 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 Houlton is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%90%87%82%77%82%83%85%87%88%90%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Houlton

In Houlton 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 Houlton.

Maximum UV Index Levels in Houlton for April

The chart shows the monthly maximum UV Index (UVI) for Houlton 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 Houlton typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2357810887532
Data source: Houlton 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 Houlton Compares to Other Months

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

This table compares monthly weather conditions in Houlton, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)94 mm (3.7 inches)93%low
February Weather-8°C (18°F)83 mm (3.3 inches)92%moderate
March Weather-3°C (26°F)77 mm (3.0 inches)90%moderate
April Weather4°C (40°F)109 mm (4.3 inches)87%high
May Weather11°C (52°F)108 mm (4.2 inches)82%very high
June Weather16°C (62°F)95 mm (3.8 inches)77%very high
July Weather20°C (68°F)101 mm (4.0 inches)81%very high
August Weather19°C (66°F)88 mm (3.5 inches)83%very high
September Weather14°C (58°F)98 mm (3.8 inches)85%high
October Weather8°C (47°F)118 mm (4.6 inches)87%moderate
November Weather0°C (33°F)117 mm (4.6 inches)87%moderate
December Weather-6°C (21°F)113 mm (4.4 inches)90%low

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