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April Weather in North Fort Lewis, United States

Last updated: June 24, 2025

In North Fort Lewis, United States during April, the average temperature hovers around 9°C (49°F). Visitors can expect a minimum chill of -2°C (29°F) and a refreshing maximum of 25°C (78°F). With an average humidity of 83%, make sure to prepare for the potential drizzle, as 118 mm (4.7 in) of precipitation can fall over 15 days throughout the month.

April Temperature in North Fort Lewis

In April in North Fort Lewis, the average temperature is 9°C (49°F). The maximum can reach 25°C (78°F), while the minimum can drop as low as -2°C (29°F). This variety in temperatures makes it essential to pack layers for your trip to North Fort Lewis during this time.

April Weather in North Fort Lewis: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in North Fort Lewis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In North Fort Lewis, April typically has an average temperature of 9°C (49°F), with highs reaching up to 25°C (78°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec413944495560656560504541
Data source: Temperature data for North Fort Lewis 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 North Fort Lewis

In North Fort Lewis in April, the total precipitation amount is 118 mm (4.7 in) spread over 15 days.

April Precipitation Trends in North Fort Lewis

The chart displays monthly precipitation patterns in North Fort Lewis, 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 North Fort Lewis, April typically receives around 118 mm (4.7 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec1831891361186858111390142180201
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in North Fort Lewis

In North Fort Lewis in April, humidity is 83%. With an average temperature of 9°C (49°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities uncomfortable for traveling and requiring extra layers to stay warm and dry.

April Average Humidity in North Fort Lewis

This chart illustrates the average monthly humidity levels in North Fort Lewis, 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 North Fort Lewis is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%85%83%84%84%82%73%74%83%86%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in North Fort Lewis

In North Fort Lewis in April, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in North Fort Lewis, you can refer to this Hourly UV Index in North Fort Lewis.

Maximum UV Index Levels in North Fort Lewis for April

The chart shows the monthly maximum UV Index (UVI) for North Fort Lewis 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 North Fort Lewis typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987532
Data source: North Fort Lewis 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 North Fort Lewis Compares to Other Months

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

This table compares monthly weather conditions in North Fort Lewis, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)183 mm (7.2 inches)86%low
February Weather4°C (40°F)189 mm (7.4 inches)84%moderate
March Weather7°C (44°F)136 mm (5.4 inches)85%moderate
April Weather9°C (49°F)118 mm (4.7 inches)83%high
May Weather13°C (55°F)68 mm (2.7 inches)84%very high
June Weather16°C (60°F)58 mm (2.3 inches)84%very high
July Weather18°C (65°F)11 mm (0.4 inches)82%very high
August Weather18°C (66°F)13 mm (0.5 inches)73%very high
September Weather16°C (60°F)90 mm (3.5 inches)74%high
October Weather10°C (51°F)142 mm (5.6 inches)83%moderate
November Weather7°C (45°F)180 mm (7.1 inches)86%moderate
December Weather5°C (41°F)201 mm (7.9 inches)87%low

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