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May Weather in Clifton, United States

Last updated: June 24, 2025

In Clifton, United States, the average temperature in May hovers around 18°C (65°F), with extremes ranging from a brisk 3°C (37°F) to a warm 36°C (98°F). During this month, expect 205 mm (8.1 in) of precipitation spread over approximately 13 days, contributing to a notably high average humidity of 82%. Prepare for a dynamic climate that keeps you on your toes!

May Temperature in Clifton

In May in Clifton, the average temperature is 18°C (65°F). The maximum can reach 36°C (98°F), and the minimum can be as low as 3°C (37°F). Overall, it's a great time to visit Clifton, as you can enjoy warm days and cool nights.

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

The chart illustrates May temperature patterns in Clifton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Clifton, May typically has an average temperature of 18°C (65°F), with highs reaching up to 36°C (98°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec303145536577817772554336
Data source: Temperature data for Clifton 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 Clifton

In Clifton in May, the total precipitation amount is 205 mm (8.1 in) that falls over a span of 13 days.

May Precipitation Trends in Clifton

The chart displays monthly precipitation patterns in Clifton, 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 Clifton, May typically receives around 205 mm (8.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec272586652057490105691132927
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Clifton

In Clifton in May, humidity is 82%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can quickly leave travelers feeling fatigued and in need of frequent breaks to stay refreshed and hydrated.

May Average Humidity in Clifton

This chart illustrates the average monthly humidity levels in Clifton, 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 Clifton is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%78%70%73%82%82%81%78%71%71%81%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Clifton

In Clifton in May, 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 Clifton.

Maximum UV Index Levels in Clifton for May

The chart shows the monthly maximum UV Index (UVI) for Clifton 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 Clifton typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Clifton 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 Clifton Compares to Other Months

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

This table compares monthly weather conditions in Clifton, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)27 mm (1.1 inches)76%moderate
February Weather-1°C (31°F)25 mm (1.0 inches)77%moderate
March Weather7°C (45°F)86 mm (3.4 inches)70%high
April Weather12°C (53°F)65 mm (2.5 inches)73%very high
May Weather18°C (65°F)205 mm (8.1 inches)82%very high
June Weather25°C (78°F)73 mm (2.9 inches)82%extreme
July Weather27°C (81°F)90 mm (3.5 inches)81%extreme
August Weather25°C (77°F)105 mm (4.1 inches)78%very high
September Weather22°C (72°F)69 mm (2.7 inches)71%very high
October Weather13°C (55°F)113 mm (4.4 inches)71%high
November Weather6°C (43°F)29 mm (1.1 inches)81%moderate
December Weather2°C (36°F)27 mm (1.1 inches)84%moderate

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