Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
Mercer registers an average high-temperature of a still refreshing 16.6°C (61.9°F) at the commencement of May, closely related to the preceding month. Nights in May cool down in Mercer, indicating a minor disparity from daytime highs with an average low-temperature of 12.4°C (54.3°F).Humidity
In Mercer, the average relative humidity in May is 79%.Rainfall
In Mercer, in May, during 16.8 rainfall days, 59mm (2.32") of precipitation is typically accumulated. Throughout the year, there are 174 rainfall days, and 593mm (23.35") of precipitation is accumulated.Daylight
In May, the average length of the day in Mercer is 10h and 8min.On the first day of the month, sunrise is at 7:00 am and sunset at 5:33 pm. On the last day of May, in Mercer, sunrise is at 7:24 am and sunset at 5:10 pm NZST.
Sunshine
The average sunshine in May in Mercer is 6.7h.UV index
In May, the average daily maximum UV index in Mercer is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In May, the UV index of 4 transforms into the following advice:
Heed the precautions - It is counselled to guard against solar damage. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Mercer?
What is the average humidity in May in Mercer?
How many days does it rain in May in Mercer?
What is the average length of the day in May in Mercer?
When is the sunrise / sunset in May in Mercer?
How many hours of sunshine does Mercer have in May?
What is the UV index intensity in May in Mercer?
Average temperature in May
Mercer, New Zealand
- Average high temperature in May: 16.6°C
The warmest month (with the highest average high temperature) is February (22.7°C).
The month with the lowest average high temperature is July (13.8°C).
- Average low temperature in May: 12.4°C
The month with the highest average low temperature is February (16.8°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).
Average pressure in May
Mercer, New Zealand
- Average pressure in May: 1016.2mbar
The month with the highest atmospheric pressure is March (1018.3mbar).
The month with the lowest atmospheric pressure is September (1014.7mbar).
Average wind speed in May
Mercer, New Zealand
- Average wind speed in May: 16.4km/h
The windiest month (with the highest average wind speed) is September (18.5km/h).
The calmest month (with the lowest average wind speed) is February (13.2km/h).
Average humidity in May
Mercer, New Zealand
- Average humidity in May: 79%
The months with the highest relative humidity are August and September (80%).
The months with the lowest relative humidity are January and November (77%).
Average rainfall in May
Mercer, New Zealand
- Average rainfall in May: 59mm
The wettest month (with the highest rainfall) is June (68mm).
The driest month (with the least rainfall) is March (31mm).
Average rainfall days in May
Mercer, New Zealand
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is February (10.8 days).
Average daylight in May /
Average sunshine in May
Mercer, New Zealand
- Average daylight in May: 10h and 1min
The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in May: 6h and 4min
The month with the most sunshine is December (Average sunshine: 7h and 48min).
The months with the least sunshine are August and September (Average sunshine: 6h and 12min).
Average sunshine days in May
Mercer, New Zealand
- Average sunshine days in May: 11.6 days
The month with the most sunshine days is January (16.6 days).
The month with the least sunshine days is August (10.1 days).
Average UV index in May
Mercer, New Zealand
- Average UV index in May: 4
The months with the highest UV index are January, February, March, April and December (UV index 5).
The months with the lowest UV index are June and July (UV index 3).
Average cloud cover in May
Mercer, New Zealand
- Average cloud cover in May: 45
The month with the most cloud cover is September (Cloud cover 52).
The month with the least cloud cover is January (Cloud cover 41).
Average visibility in May
Mercer, New Zealand
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
