May Weather in Bethlehem, New Zealand

Last updated: August 31, 2025

In May, the average temperature in Bethlehem, New Zealand is a pleasant 12°C (54°F). Expect lows of about 1°C (35°F) and highs reaching 20°C (68°F). You'll also want to be prepared for some rain, as the area typically receives 104 mm (4.1 in) of precipitation over 11 days. With an average humidity of 79%, the air can feel quite moist, making it essential to dress accordingly!

May Temperature in Bethlehem

In May in Bethlehem, the average temperature is 12°C (54°F). Maximums can reach 20°C (68°F) and minimums can be as low as 1°C (35°F). This makes Bethlehem a great destination for travelers seeking mild weather during this time of year.

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

The chart illustrates May temperature patterns in Bethlehem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bethlehem, May typically has an average temperature of 12°C (54°F), with highs reaching up to 20°C (68°F) and lows dropping to around 1°C (35°F).

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

May Precipitation in Bethlehem

In Bethlehem in May, the precipitation amount is 104 mm (4.1 in) over the course of 11 days.

May Precipitation Trends in Bethlehem

The chart displays monthly precipitation patterns in Bethlehem, 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 Bethlehem, May typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 11 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 Bethlehem

In Bethlehem in May, humidity is 79%. With an average temperature of 12°C (54°F), this humidity makes traveling feel quite muggy, leading to a sticky discomfort that can sap your energy and make outdoor activities less enjoyable.

May Average Humidity in Bethlehem

This chart illustrates the average monthly humidity levels in Bethlehem, 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 Bethlehem is approximately 79%, 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 Bethlehem

In Bethlehem in May, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Bethlehem for better planning.

Maximum UV Index Levels in Bethlehem for May

The chart shows the monthly maximum UV Index (UVI) for Bethlehem 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 Bethlehem typically reaches 4, which falls under the moderate exposure category.

Data source: Bethlehem 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 Bethlehem Compares to Other Months

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

This table compares monthly weather conditions in Bethlehem, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	19°C (66°F)	77 mm (3.0 inches)	75%	extreme
February Weather	19°C (67°F)	114 mm (4.5 inches)	73%	extreme
March Weather	17°C (64°F)	122 mm (4.8 inches)	73%	very high
April Weather	15°C (59°F)	158 mm (6.2 inches)	73%	high
May Weather	12°C (54°F)	104 mm (4.1 inches)	79%	moderate
June Weather	10°C (51°F)	123 mm (4.9 inches)	81%	moderate
July Weather	9°C (49°F)	128 mm (5.0 inches)	82%	moderate
August Weather	10°C (50°F)	146 mm (5.7 inches)	79%	moderate
September Weather	11°C (52°F)	127 mm (5.0 inches)	77%	high
October Weather	13°C (56°F)	127 mm (5.0 inches)	76%	very high
November Weather	15°C (60°F)	115 mm (4.5 inches)	75%	extreme
December Weather	18°C (64°F)	127 mm (5.0 inches)	74%	extreme