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May Weather in Montemor-o-Novo, Portugal

Last updated: August 27, 2025

In Montemor-o-Novo, Portugal, the average temperature in May is a pleasant 19°C (66°F). However, be prepared for a range, as temperatures can dip to a minimum of 5°C (42°F) and soar up to a maximum of 36°C (97°F). During this month, expect about 39 mm (1.5 in) of precipitation spread across 6 days, with an average humidity of 70%, creating a comfortable yet occasionally damp atmosphere.

May Temperature in Montemor-o-Novo

In May in Montemor-o-Novo, the average temperature is 19°C (66°F). Maximum temperatures can reach 36°C (97°F), while the minimum can drop as low as 5°C (42°F). This diverse temperature range makes it essential for travelers to pack accordingly for both warm and cooler conditions.

May Weather in Montemor-o-Novo: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Montemor-o-Novo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montemor-o-Novo, May typically has an average temperature of 19°C (66°F), with highs reaching up to 36°C (97°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec495356596670747572665652
Data source: Temperature data for Montemor-o-Novo 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 Montemor-o-Novo

In Montemor-o-Novo in May, the precipitation amount is 39 mm (1.5 in), occurring over the course of 6 days.

May Precipitation Trends in Montemor-o-Novo

The chart displays monthly precipitation patterns in Montemor-o-Novo, 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 Montemor-o-Novo, May typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec3352878539155527426960
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Montemor-o-Novo

In Montemor-o-Novo in May humidity is 70%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket enveloping you, making travel a bit sticky and prompting frequent breaks for water as you explore the sights.

May Average Humidity in Montemor-o-Novo

This chart illustrates the average monthly humidity levels in Montemor-o-Novo, 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 Montemor-o-Novo is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%75%72%70%70%63%60%60%68%74%83%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Montemor-o-Novo

In Montemor-o-Novo in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Montemor-o-Novo.

Maximum UV Index Levels in Montemor-o-Novo for May

The chart shows the monthly maximum UV Index (UVI) for Montemor-o-Novo 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 Montemor-o-Novo typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098643
Data source: Montemor-o-Novo 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 Montemor-o-Novo Compares to Other Months

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

This table compares monthly weather conditions in Montemor-o-Novo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)33 mm (1.3 inches)85%moderate
February Weather12°C (54°F)52 mm (2.1 inches)75%moderate
March Weather13°C (56°F)87 mm (3.4 inches)72%high
April Weather15°C (59°F)85 mm (3.4 inches)70%very high
May Weather19°C (66°F)39 mm (1.5 inches)70%very high
June Weather21°C (70°F)15 mm (0.6 inches)63%extreme
July Weather23°C (74°F)5 mm (0.2 inches)60%very high
August Weather24°C (75°F)5 mm (0.2 inches)60%very high
September Weather22°C (72°F)27 mm (1.1 inches)67%very high
October Weather19°C (66°F)42 mm (1.7 inches)74%high
November Weather13°C (56°F)69 mm (2.7 inches)83%moderate
December Weather11°C (53°F)59 mm (2.3 inches)85%moderate

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