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April Weather in Caribou, United States

Last updated: June 24, 2025

In April, the average temperature in Caribou, United States hovers around 3°C (38°F). Nighttime chills can plunge to a brisk -14°C (7°F), while daytime highs comfortably reach up to 20°C (67°F). Expect about 110 mm (4.3 in) of precipitation spread over 13 days, contributing to a high average humidity of 87%.

April Temperature in Caribou

In April in Caribou, the average temperature is 3°C (38°F), with maximums reaching 20°C (67°F) and minimums dipping as low as -14°C (7°F). It's advisable to prepare for a range of temperatures, making sure to pack accordingly for both warm and cold conditions.

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

The chart illustrates April temperature patterns in Caribou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Caribou, April typically has an average temperature of 3°C (38°F), with highs reaching up to 20°C (67°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec141625385261676657463219
Data source: Temperature data for Caribou 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 Caribou

In Caribou in April, the total precipitation amount is 110 mm (4.3 in) over the course of 13 days.

April Precipitation Trends in Caribou

The chart displays monthly precipitation patterns in Caribou, 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 Caribou, April typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec92757411010290997810410711398
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Caribou

In Caribou in April humidity is 87%. With an average temperature of 3°C (38°F), this humidity feels like a chilly blanket wrapped around you, making travel quite uncomfortable as the cold dampness seeps into your clothes and lingers in the air, often leaving you shivering and longing for warmer, drier conditions.

April Average Humidity in Caribou

This chart illustrates the average monthly humidity levels in Caribou, 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 Caribou 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 Caribou

In Caribou 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 Caribou.

Maximum UV Index Levels in Caribou for April

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

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

This table compares monthly weather conditions in Caribou, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (14°F)92 mm (3.6 inches)93%low
February Weather-9°C (16°F)75 mm (3.0 inches)92%moderate
March Weather-4°C (25°F)74 mm (2.9 inches)90%moderate
April Weather3°C (38°F)110 mm (4.3 inches)87%high
May Weather11°C (52°F)102 mm (4.0 inches)82%very high
June Weather16°C (62°F)90 mm (3.5 inches)77%very high
July Weather19°C (67°F)99 mm (3.9 inches)81%very high
August Weather19°C (66°F)78 mm (3.1 inches)83%very high
September Weather14°C (57°F)104 mm (4.1 inches)85%high
October Weather8°C (46°F)107 mm (4.2 inches)87%moderate
November Weather0°C (32°F)113 mm (4.4 inches)87%moderate
December Weather-7°C (19°F)98 mm (3.9 inches)90%low

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