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May Weather in Plainview, United States

Last updated: June 24, 2025

In Plainview, United States, the average temperature in May hovers around 21°C (69°F). However, be prepared for fluctuations, as temperatures can dip as low as 1°C (35°F) and soar to 39°C (102°F). With 60 mm (2.3 in) of precipitation spread over 9 days, you might encounter some rain, while the average humidity sits at a humid 78%. Stay comfortable and enjoy the diverse weather!

May Temperature in Plainview

In May in Plainview, the average temperature is 21°C (69°F). Maximums can reach 39°C (102°F), while minimums can drop as low as 1°C (35°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates May temperature patterns in Plainview, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Plainview, May typically has an average temperature of 21°C (69°F), with highs reaching up to 39°C (102°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec394252596977807972594943
Data source: Temperature data for Plainview 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 Plainview

In Plainview in May, the total precipitation amount is 60 mm (2.3 in), occurring over the course of 9 days.

May Precipitation Trends in Plainview

The chart displays monthly precipitation patterns in Plainview, 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 Plainview, May typically receives around 60 mm (2.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec151343276047284154531416
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Plainview

In Plainview in May, humidity is 78%. With an average temperature of 21°C (69°F), this humidity feels like a warm embrace that clings to your skin, making outdoor activities feel more intense and leaving you yearning for refreshing breezes or a cool drink as you explore.

May Average Humidity in Plainview

This chart illustrates the average monthly humidity levels in Plainview, 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 Plainview 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 Plainview

In Plainview 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 Plainview.

Maximum UV Index Levels in Plainview for May

The chart shows the monthly maximum UV Index (UVI) for Plainview 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 Plainview typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111112121110864
Data source: Plainview 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 Plainview Compares to Other Months

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

This table compares monthly weather conditions in Plainview, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)15 mm (0.6 inches)75%moderate
February Weather5°C (42°F)13 mm (0.5 inches)76%high
March Weather11°C (53°F)43 mm (1.7 inches)64%very high
April Weather15°C (59°F)26 mm (1.0 inches)70%extreme
May Weather21°C (69°F)60 mm (2.3 inches)78%extreme
June Weather25°C (78°F)47 mm (1.8 inches)81%extreme
July Weather27°C (80°F)28 mm (1.1 inches)82%extreme
August Weather26°C (79°F)41 mm (1.6 inches)78%extreme
September Weather22°C (73°F)53 mm (2.1 inches)72%very high
October Weather15°C (60°F)53 mm (2.1 inches)73%very high
November Weather10°C (50°F)14 mm (0.6 inches)80%high
December Weather6°C (43°F)16 mm (0.6 inches)81%moderate

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