May Weather in Janos, Mexico

Last updated: August 27, 2025

In Janos, Mexico, the average temperature in May is a pleasant 24°C (76°F). However, you may experience some fluctuations, with temperatures dipping as low as 6°C (42°F) and soaring up to 37°C (100°F). Expect minimal precipitation, averaging just 6 mm (0.2 in) over 0 days, and enjoy a comfortable average humidity of 42%.

May Temperature in Janos

In May, in Janos, the average temperature is 24°C (76°F). Maximum temperatures can reach 37°C (100°F), while minimums can drop as low as 6°C (42°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates May temperature patterns in Janos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Janos, May typically has an average temperature of 24°C (76°F), with highs reaching up to 37°C (100°F) and lows dropping to around 6°C (42°F).

Data source: Temperature data for Janos generated using information from the Copernicus Climate Change Service.

May Precipitation in Janos

In Janos in May, the total precipitation amount is 6 mm (0.2 in), spread over a duration of 0 days.

May Precipitation Trends in Janos

The chart displays monthly precipitation patterns in Janos, 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 Janos, May typically receives around 6 mm (0.2 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Janos

In Janos in May humidity is 42%. With an average temperature of 24°C (76°F), this humidity feels like a pleasant embrace, making it ideal for exploring the local sights without feeling overly sticky or uncomfortable.

May Average Humidity in Janos

This chart illustrates the average monthly humidity levels in Janos, 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 Janos is approximately 42%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Janos

In Janos in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Janos.

Maximum UV Index Levels in Janos for May

The chart shows the monthly maximum UV Index (UVI) for Janos 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 Janos typically reaches 13, which falls under the extreme exposure category.

Data source: Janos 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 Janos Compares to Other Months

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

This table compares monthly weather conditions in Janos, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	17 mm (0.7 inches)	79%	moderate
February Weather	11°C (52°F)	13 mm (0.5 inches)	76%	very high
March Weather	15°C (60°F)	13 mm (0.5 inches)	66%	very high
April Weather	20°C (68°F)	3 mm (0.1 inches)	51%	extreme
May Weather	24°C (76°F)	6 mm (0.2 inches)	42%	extreme
June Weather	29°C (84°F)	9 mm (0.4 inches)	37%	extreme
July Weather	27°C (82°F)	51 mm (2.0 inches)	51%	extreme
August Weather	27°C (81°F)	34 mm (1.3 inches)	64%	extreme
September Weather	24°C (76°F)	29 mm (1.1 inches)	74%	extreme
October Weather	20°C (67°F)	14 mm (0.6 inches)	71%	very high
November Weather	14°C (58°F)	14 mm (0.5 inches)	78%	high
December Weather	9°C (48°F)	23 mm (0.9 inches)	85%	moderate