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May Weather in Olney, United States

Last updated: June 24, 2025

In May, the average temperature in Olney, United States is a pleasant 24°C (75°F). However, temperatures can vary significantly, ranging from a brisk 5°C (41°F) to a scorching 41°C (106°F). Expect 99 mm (3.9 in) of precipitation spread over about 10 days, contributing to an average humidity of 80%. Embrace the climate and plan accordingly!

May Temperature in Olney

In May in Olney, the average temperature is 24°C (75°F). Maximum temperatures can reach 41°C (106°F), while minimums can drop to as low as 5°C (41°F). Be prepared for a wide range of temperatures, making it advisable to pack both warm and cool clothing for your travels.

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

The chart illustrates May temperature patterns in Olney, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olney, May typically has an average temperature of 24°C (75°F), with highs reaching up to 41°C (106°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec454759657583878679665550
Data source: Temperature data for Olney 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 Olney

In Olney in May, the total precipitation amount is 99 mm (3.9 in) spread over a period of 10 days.

May Precipitation Trends in Olney

The chart displays monthly precipitation patterns in Olney, 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 Olney, May typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec374471639957234894783341
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Olney

In Olney in May humidity is 80%. With an average temperature of 24°C (75°F), this humidity feels like a warm, sticky blanket enveloping you, making travel slightly uncomfortable as sweat clings to your skin and the air feels thick, urging you to seek shade and hydration frequently.

May Average Humidity in Olney

This chart illustrates the average monthly humidity levels in Olney, 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 Olney is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%74%75%80%80%75%67%64%70%82%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Olney

In Olney 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 Olney.

Maximum UV Index Levels in Olney for May

The chart shows the monthly maximum UV Index (UVI) for Olney 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 Olney typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110864
Data source: Olney 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 Olney Compares to Other Months

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

This table compares monthly weather conditions in Olney, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)37 mm (1.5 inches)77%moderate
February Weather8°C (47°F)44 mm (1.7 inches)76%high
March Weather15°C (59°F)71 mm (2.8 inches)74%very high
April Weather18°C (65°F)63 mm (2.5 inches)75%very high
May Weather24°C (75°F)99 mm (3.9 inches)80%extreme
June Weather28°C (83°F)57 mm (2.2 inches)80%extreme
July Weather30°C (87°F)23 mm (0.9 inches)75%extreme
August Weather30°C (86°F)48 mm (1.9 inches)67%extreme
September Weather26°C (79°F)94 mm (3.7 inches)64%very high
October Weather19°C (67°F)78 mm (3.1 inches)70%very high
November Weather13°C (55°F)33 mm (1.3 inches)82%high
December Weather10°C (50°F)41 mm (1.6 inches)85%moderate

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