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 snowfall in May
- Average snowfall 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
Weather in May
Temperature
At the start of May, Rolleston's average high-temperature reaches a mild 13.6°C (56.5°F), subtly different from the preceding month. Rolleston, during May, witnesses an average low-temperature of 6.4°C (43.5°F).Humidity
In Rolleston, the average relative humidity in May is 78%.Rainfall
In Rolleston, New Zealand, during May, the rain falls for 8 days and regularly aggregates up to 21mm (0.83") of precipitation. In Rolleston, during the entire year, the rain falls for 114.3 days and collects up to 300mm (11.81") of precipitation.Snowfall
In Rolleston, snow does not fall in January through May, October through December.Daylight
The average length of the day in May is 9h and 38min.On the first day of the month, sunrise is at 7:22 am and sunset at 5:32 pm. On the last day of May, in Rolleston, sunrise is at 7:53 am and sunset at 5:03 pm NZST.
Sunshine
In Rolleston, the average sunshine in May is 7.5h.UV index
The months with the lowest UV index in Rolleston are April through September, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 3 in May suggests the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What is the temperature in May in Rolleston?
What is the average humidity in May in Rolleston?
How much does it rain in Rolleston in May?
When it does not snow in Rolleston?
Does it snow in Rolleston in May?
How many hours of daylight does Rolleston have in May?
When are sunrise and sunset in May in Rolleston?
How long on average sun shines in May in Rolleston?
What is the month with the lowest UV index in Rolleston?
What is the UV index reading in May in Rolleston?
Average temperature in May
Rolleston, New Zealand
- Average high temperature in May: 13.6°C
The warmest month (with the highest average high temperature) is January (21.3°C).
The month with the lowest average high temperature is July (10.3°C).
- Average low temperature in May: 6.4°C
The month with the highest average low temperature is January (11.9°C).
The coldest month (with the lowest average low temperature) is July (3.8°C).
Average pressure in May
Rolleston, New Zealand
- Average pressure in May: 1012.8mbar
The month with the highest atmospheric pressure is March (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.9mbar).
Average wind speed in May
Rolleston, New Zealand
- Average wind speed in May: 13.4km/h
The windiest month (with the highest average wind speed) is January (15.3km/h).
The calmest month (with the lowest average wind speed) is August (12.4km/h).
Average humidity in May
Rolleston, New Zealand
- Average humidity in May: 78%
The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is January (70%).
Average rainfall in May
Rolleston, New Zealand
- Average rainfall in May: 21mm
The wettest month (with the highest rainfall) is October (38mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days in May
Rolleston, New Zealand
- Average rainfall days in May: 8 days
The month with the highest number of rainy days is October (12.5 days).
The month with the least rainy days is May (8 days).
Average snowfall in May
Rolleston, New Zealand
- Average snowfall in May: 0mm
The month with the highest snowfall is August (5mm).
The months with the least snowfall are January, February, March, April, May, October, November and December (0mm).
Average snowfall days in May
Rolleston, New Zealand
- Average snowfall days in May: 0.1 days
The months with the highest number of snowfall days are June and August (0.3 days).
The months with the least snowfall days are January, February, March, April, October, November and December (0 days).
Average daylight in May /
Average sunshine in May
Rolleston, New Zealand
- Average daylight in May: 9h and 4min
The month with the longest days is December (Average daylight: 15h and 24min).
The month with the shortest days is June (Average daylight: 9h and 0min).
- Average sunshine in May: 7h and 3min
The month with the most sunshine is December (Average sunshine: 10h and 24min).
The month with the least sunshine is June (Average sunshine: 5h and 6min).
Average sunshine days in May
Rolleston, New Zealand
- Average sunshine days in May: 21.2 days
The month with the most sunshine days is May (21.2 days).
The month with the least sunshine days is November (17.3 days).
Average UV index in May
Rolleston, New Zealand
- Average UV index in May: 3
The month with the highest UV index is January (UV index 5).
The months with the lowest UV index are April, May, June, July, August and September (UV index 3).
Average cloud cover in May
Rolleston, New Zealand
- Average cloud cover in May: 37
The month with the most cloud cover is June (Cloud cover 43).
The months with the least cloud cover are January, February, March and May (Cloud cover 37).
Average visibility in May
Rolleston, New Zealand
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, June, July and December (10km).
The months with the lowest visibility are May, August, September, October and November (9km).
Rolleston, New Zealand
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