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May Weather in Silverton, United States

Last updated: June 24, 2025

In May, the average temperature in Silverton, United States is a comfortable 21°C (70°F). However, temperatures can vary significantly, with a minimum of just 2°C (36°F) and soaring up to a steamy 38°C (101°F). Expect about 74 mm (2.9 in) of precipitation over approximately 10 days, and be prepared for a relatively high average humidity of 78%. Enjoy the diverse climate that this fascinating location has to offer!

May Temperature in Silverton

In May in Silverton, the average temperature is 21°C (70°F), with maximums reaching up to 38°C (101°F) and minimums dropping as low as 2°C (36°F). Travelers should be prepared for a wide range of temperatures, so packing layers is essential.

May Weather in Silverton: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Silverton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Silverton, May typically has an average temperature of 21°C (70°F), with highs reaching up to 38°C (101°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec404253596978818073605044
Data source: Temperature data for Silverton 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.

May Precipitation in Silverton

In Silverton in May, the precipitation amount is 74 mm (2.9 in) spread over a period of 10 days.

May Precipitation Trends in Silverton

The chart displays monthly precipitation patterns in Silverton, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Silverton, May typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec191450427456365262501423
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Silverton

In Silverton in May, humidity is 78%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that can leave travelers feeling sticky and slightly fatigued, making it important to stay hydrated and take frequent breaks from outdoor activities.

May Average Humidity in Silverton

This chart illustrates the average monthly humidity levels in Silverton, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Silverton is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%76%64%70%78%81%82%78%72%73%81%81%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Silverton

In Silverton in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Silverton.

Maximum UV Index Levels in Silverton for May

The chart shows the monthly maximum UV Index (UVI) for Silverton in May, 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 May, the maximum UV index in Silverton typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111112121110864
Data source: Silverton May 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 May Weather in Silverton Compares to Other Months

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

This table compares monthly weather conditions in Silverton, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (40°F)19 mm (0.7 inches)75%moderate
February Weather5°C (42°F)14 mm (0.6 inches)76%high
March Weather12°C (53°F)50 mm (2.0 inches)64%very high
April Weather15°C (60°F)42 mm (1.6 inches)70%extreme
May Weather21°C (70°F)74 mm (2.9 inches)78%extreme
June Weather25°C (78°F)56 mm (2.2 inches)81%extreme
July Weather27°C (81°F)36 mm (1.4 inches)82%extreme
August Weather26°C (80°F)52 mm (2.1 inches)78%extreme
September Weather23°C (74°F)62 mm (2.5 inches)72%very high
October Weather16°C (60°F)50 mm (2.0 inches)73%very high
November Weather10°C (50°F)14 mm (0.6 inches)80%high
December Weather7°C (44°F)23 mm (0.9 inches)81%moderate

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