May Weather in Altavista, United States

Last updated: June 24, 2025

In Altavista, United States, the average temperature in May hovers around 20°C (68°F). However, be prepared for temperature swings, with a minimum of 2°C (35°F) and highs reaching up to 35°C (96°F). Expect 118 mm (4.6 inches) of precipitation spread over about 12 days, contributing to an average humidity of 82%. Make sure to pack accordingly!

May Temperature in Altavista

In May in Altavista, the average temperature is 20°C (68°F). Maximum can reach 35°C (96°F), and minimum can be as low as 2°C (35°F). This makes Altavista an ideal destination for travelers seeking pleasant weather with a variety of experiences, from warm days to cooler nights.

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

The chart illustrates May temperature patterns in Altavista, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Altavista, May typically has an average temperature of 20°C (68°F), with highs reaching up to 35°C (96°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec404550596875807873634843
Data source: Temperature data for Altavista 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 Altavista

In Altavista in May, the precipitation amount is 118 mm (4.6 in) spread over 12 days.

May Precipitation Trends in Altavista

The chart displays monthly precipitation patterns in Altavista, 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 Altavista, May typically receives around 118 mm (4.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7511270130118946310510911078104
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Altavista

In Altavista in May humidity is 82%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that makes traveling a bit sluggish but surprisingly refreshing, as long as you take breaks in shaded areas to cool off.

May Average Humidity in Altavista

This chart illustrates the average monthly humidity levels in Altavista, 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 Altavista is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%84%82%83%83%79%77%75%81%87%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Altavista

In Altavista 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 Altavista.

Maximum UV Index Levels in Altavista for May

The chart shows the monthly maximum UV Index (UVI) for Altavista 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 Altavista typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679101110109753
Data source: Altavista 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 Altavista Compares to Other Months

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

This table compares monthly weather conditions in Altavista, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)75 mm (2.9 inches)84%moderate
February Weather7°C (45°F)112 mm (4.4 inches)84%high
March Weather10°C (50°F)70 mm (2.8 inches)84%high
April Weather15°C (60°F)130 mm (5.1 inches)82%very high
May Weather20°C (68°F)118 mm (4.6 inches)82%very high
June Weather24°C (75°F)94 mm (3.7 inches)83%extreme
July Weather27°C (81°F)63 mm (2.5 inches)79%very high
August Weather25°C (78°F)105 mm (4.1 inches)77%very high
September Weather23°C (73°F)109 mm (4.3 inches)75%very high
October Weather17°C (63°F)110 mm (4.3 inches)81%high
November Weather9°C (49°F)78 mm (3.1 inches)87%moderate
December Weather6°C (44°F)104 mm (4.1 inches)85%moderate

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