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April Weather in Salmon, United States

Last updated: June 24, 2025

In Salmon, United States, the average temperature in April hovers around 1°C (35°F), with a minimum dip to -15°C (5°F) and a peak reaching 16°C (62°F). Expect 67 mm (2.6 in) of precipitation spread across 13 days, resulting in a high average humidity of 87%. 🌦️

April Temperature in Salmon

In April in Salmon, the average temperature is 1°C (35°F). The maximum can reach 16°C (62°F), and the minimum can be as low as -15°C (5°F). Travelers should prepare for a wide range of temperatures, packing both warm clothing for the cold and lighter layers for the milder days.

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

The chart illustrates April temperature patterns in Salmon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Salmon, April typically has an average temperature of 1°C (35°F), with highs reaching up to 16°C (62°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec172029344556666455372616
Data source: Temperature data for Salmon 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 Salmon

In Salmon in April, the precipitation amount is 67 mm (2.6 in) spread over 13 days.

April Precipitation Trends in Salmon

The chart displays monthly precipitation patterns in Salmon, 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 Salmon, April typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec459061678098253041585454
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Salmon

In Salmon in April humidity is 87%. With an average temperature of 1°C (35°F), this humidity feels like a chilling dampness that seeps into your bones, making travel feel particularly uncomfortable as the cold air clings to your skin and makes each step feel heavier.

April Average Humidity in Salmon

This chart illustrates the average monthly humidity levels in Salmon, 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 Salmon is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%93%91%87%83%80%75%66%66%77%92%96%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Salmon

In Salmon in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Salmon.

Maximum UV Index Levels in Salmon for April

The chart shows the monthly maximum UV Index (UVI) for Salmon 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 Salmon typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111111108642
Data source: Salmon 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 Salmon Compares to Other Months

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

This table compares monthly weather conditions in Salmon, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)45 mm (1.8 inches)94%moderate
February Weather-7°C (20°F)90 mm (3.5 inches)93%moderate
March Weather-2°C (30°F)61 mm (2.4 inches)91%high
April Weather1°C (35°F)67 mm (2.6 inches)87%very high
May Weather7°C (45°F)80 mm (3.2 inches)83%extreme
June Weather13°C (56°F)97 mm (3.8 inches)80%extreme
July Weather19°C (66°F)25 mm (1.0 inches)75%extreme
August Weather18°C (64°F)30 mm (1.2 inches)66%very high
September Weather13°C (55°F)41 mm (1.6 inches)66%very high
October Weather3°C (38°F)58 mm (2.3 inches)77%high
November Weather-3°C (27°F)54 mm (2.1 inches)91%moderate
December Weather-9°C (17°F)54 mm (2.1 inches)96%low

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