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April Weather in Klawock, United States

Last updated: June 24, 2025

In April, the average temperature in Klawock, United States hovers around 6°C (43°F). However, be prepared for temperature swings: it can drop to a chilly -7°C (19°F) or rise to a comfortable 20°C (68°F). With an average precipitation of 176 mm (6.9 in) spread over 19 days, and an average humidity of 82%, it's wise to pack an umbrella and layers to stay cozy!

April Temperature in Klawock

In April in Klawock, the average temperature is 6°C (43°F). Maximum temperatures can reach 20°C (68°F), while minimums can drop as low as -7°C (19°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates April temperature patterns in Klawock, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Klawock, April typically has an average temperature of 6°C (43°F), with highs reaching up to 20°C (68°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec363438424852565653454137
Data source: Temperature data for Klawock 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 Klawock

In Klawock in April, the precipitation amount is 176 mm (6.9 in) occurring over a period of 19 days.

April Precipitation Trends in Klawock

The chart displays monthly precipitation patterns in Klawock, 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 Klawock, April typically receives around 176 mm (6.9 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec196161173176109172157195210226280236
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Klawock

In Klawock in April, humidity is 82%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel less invigorating and more uncomfortable, as the heavy air can leave you feeling sluggish and fatigued during your travels.

April Average Humidity in Klawock

This chart illustrates the average monthly humidity levels in Klawock, 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 Klawock is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%82%82%86%91%95%94%91%86%83%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Klawock

In Klawock in April, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Klawock for better planning.

Maximum UV Index Levels in Klawock for April

The chart shows the monthly maximum UV Index (UVI) for Klawock 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 Klawock typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123467875311
Data source: Klawock 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 Klawock Compares to Other Months

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

This table compares monthly weather conditions in Klawock, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)196 mm (7.7 inches)86%low
February Weather1°C (35°F)161 mm (6.3 inches)86%low
March Weather3°C (38°F)173 mm (6.8 inches)82%moderate
April Weather6°C (43°F)176 mm (6.9 inches)82%moderate
May Weather9°C (48°F)109 mm (4.3 inches)86%high
June Weather11°C (52°F)172 mm (6.8 inches)91%high
July Weather13°C (56°F)157 mm (6.2 inches)94%very high
August Weather13°C (57°F)195 mm (7.7 inches)94%high
September Weather11°C (53°F)210 mm (8.3 inches)91%moderate
October Weather7°C (45°F)226 mm (8.9 inches)86%moderate
November Weather5°C (41°F)280 mm (11.0 inches)83%low
December Weather3°C (37°F)236 mm (9.3 inches)86%low

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