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April Weather in Ironwood, United States

Last updated: June 24, 2025

In Ironwood, United States, the average temperature in April hovers around 3°C (38°F). Expect a wide range, with temperatures dipping as low as -15°C (5°F) and peaking at 26°C (79°F). Be prepared for some rain, as the area receives an average of 87 mm (3.4 in) over 12 days. With an average humidity of 85%, it’s a month that certainly feels crisp and damp!

April Temperature in Ironwood

In April in Ironwood, the average temperature is 3°C (38°F), with a maximum that can reach 26°C (79°F) and a minimum that can drop to -15°C (5°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack both warm and lighter clothing for their stay.

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

The chart illustrates April temperature patterns in Ironwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ironwood, April typically has an average temperature of 3°C (38°F), with highs reaching up to 26°C (79°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec161528385465706660463122
Data source: Temperature data for Ironwood 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 Ironwood

In Ironwood in April, the precipitation amount is 87 mm (3.4 in) over the course of 12 days.

April Precipitation Trends in Ironwood

The chart displays monthly precipitation patterns in Ironwood, 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 Ironwood, April typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec395252878711187110941126174
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Ironwood

In Ironwood in April, humidity is 85%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable as you contend with the heavy, cold air surrounding you.

April Average Humidity in Ironwood

This chart illustrates the average monthly humidity levels in Ironwood, 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 Ironwood is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%93%89%85%76%71%70%71%73%82%88%91%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Ironwood

In Ironwood in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Ironwood.

Maximum UV Index Levels in Ironwood for April

The chart shows the monthly maximum UV Index (UVI) for Ironwood 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 Ironwood typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458810987532
Data source: Ironwood 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 Ironwood Compares to Other Months

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

This table compares monthly weather conditions in Ironwood, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)39 mm (1.5 inches)93%low
February Weather-9°C (16°F)52 mm (2.1 inches)93%moderate
March Weather-2°C (28°F)52 mm (2.0 inches)89%moderate
April Weather3°C (38°F)87 mm (3.4 inches)85%very high
May Weather12°C (54°F)87 mm (3.4 inches)76%very high
June Weather18°C (65°F)111 mm (4.4 inches)71%very high
July Weather21°C (70°F)87 mm (3.4 inches)70%very high
August Weather19°C (67°F)110 mm (4.3 inches)71%very high
September Weather15°C (60°F)94 mm (3.7 inches)73%high
October Weather8°C (46°F)112 mm (4.4 inches)81%moderate
November Weather-1°C (31°F)61 mm (2.4 inches)87%moderate
December Weather-6°C (22°F)74 mm (2.9 inches)91%low

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