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April Weather in Tool, United States

Last updated: June 24, 2025

In Tool, United States, the average temperature in April hovers around 19°C (66°F), offering a mild climate. Expect temperatures to range from a cool 3°C (38°F) to a warm 33°C (91°F). During this month, you can anticipate an average precipitation of 122 mm (4.8 in) spread over 9 days, contributing to a humidity level of approximately 78%.

April Temperature in Tool

In April in Tool, the average temperature is 19°C (66°F). Maximum temperatures can reach 33°C (91°F), while minimums can drop as low as 3°C (38°F). This climate makes Tool an ideal destination for travelers seeking a mix of warm and cool experiences.

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

The chart illustrates April temperature patterns in Tool, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tool, April typically has an average temperature of 19°C (66°F), with highs reaching up to 33°C (91°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec495161667582858580695853
Data source: Temperature data for Tool 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 Tool

In Tool in April, the precipitation amount is 122 mm (4.8 in) over a span of 9 days.

April Precipitation Trends in Tool

The chart displays monthly precipitation patterns in Tool, 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 Tool, April typically receives around 122 mm (4.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec811161051221668968791041326381
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Tool

In Tool in April, humidity is 78%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making traveling quite uncomfortable unless you're well-prepared with lightweight, breathable clothing and frequent breaks to stay hydrated.

April Average Humidity in Tool

This chart illustrates the average monthly humidity levels in Tool, 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 Tool is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%78%78%81%78%73%66%65%72%82%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Tool

In Tool in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Tool.

Maximum UV Index Levels in Tool for April

The chart shows the monthly maximum UV Index (UVI) for Tool 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 Tool typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Tool 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 Tool Compares to Other Months

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

This table compares monthly weather conditions in Tool, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)81 mm (3.2 inches)80%moderate
February Weather10°C (51°F)116 mm (4.6 inches)79%high
March Weather16°C (62°F)105 mm (4.1 inches)78%very high
April Weather19°C (66°F)122 mm (4.8 inches)78%very high
May Weather24°C (75°F)166 mm (6.5 inches)81%extreme
June Weather28°C (82°F)89 mm (3.5 inches)78%extreme
July Weather30°C (85°F)68 mm (2.7 inches)73%extreme
August Weather30°C (86°F)79 mm (3.1 inches)66%extreme
September Weather27°C (81°F)104 mm (4.1 inches)65%very high
October Weather21°C (69°F)132 mm (5.2 inches)72%very high
November Weather14°C (58°F)63 mm (2.5 inches)82%high
December Weather12°C (53°F)81 mm (3.2 inches)87%moderate

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