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April Weather in Junction, United States

Last updated: June 24, 2025

The average temperature in Junction, United States during April is a pleasant 20°C (68°F). However, be prepared for a range, as it can drop as low as 3°C (38°F) or rise to a sizzling 37°C (98°F). Expect 54 mm (2.1 in) of precipitation spread over 6 days, contributing to an average humidity level of 78%.

April Temperature in Junction

In April in Junction, the average temperature is 20°C (68°F). Maximum temperatures can reach as high as 37°C (98°F), while minimums can dip to as low as 3°C (38°F). Be sure to pack layers for your trip, as the weather can vary significantly throughout the day.

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

The chart illustrates April temperature patterns in Junction, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Junction, April typically has an average temperature of 20°C (68°F), with highs reaching up to 37°C (98°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec495262677581848478685853
Data source: Temperature data for Junction 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 Junction

In Junction in April, the total precipitation amount is 54 mm (2.1 in) over the course of 6 days.

April Precipitation Trends in Junction

The chart displays monthly precipitation patterns in Junction, 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 Junction, April typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec3135625413744263676591929
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Junction

In Junction in April humidity is 78%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that makes exploring the sights a bit sticky, so travelers should stay hydrated and take frequent breaks in the shade.

April Average Humidity in Junction

This chart illustrates the average monthly humidity levels in Junction, 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 Junction is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%78%77%78%82%78%69%63%66%73%84%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Junction

In Junction in April, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Junction.

Maximum UV Index Levels in Junction for April

The chart shows the monthly maximum UV Index (UVI) for Junction 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 Junction typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111212121211965
Data source: Junction 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 Junction Compares to Other Months

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

This table compares monthly weather conditions in Junction, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)31 mm (1.2 inches)78%moderate
February Weather11°C (52°F)35 mm (1.4 inches)78%very high
March Weather17°C (62°F)62 mm (2.4 inches)77%very high
April Weather20°C (68°F)54 mm (2.1 inches)78%extreme
May Weather24°C (75°F)137 mm (5.4 inches)82%extreme
June Weather27°C (81°F)44 mm (1.7 inches)78%extreme
July Weather29°C (84°F)26 mm (1.0 inches)69%extreme
August Weather29°C (84°F)36 mm (1.4 inches)63%extreme
September Weather26°C (78°F)76 mm (3.0 inches)66%extreme
October Weather20°C (69°F)59 mm (2.3 inches)73%very high
November Weather14°C (58°F)19 mm (0.7 inches)84%high
December Weather11°C (53°F)29 mm (1.1 inches)87%moderate

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