May weather forecast
Boli, China

May

Weather in May

The last month of the spring, May, is a comfortable month in Boli, China, with an average temperature ranging between min 7.9°C (46.2°F) and max 18.7°C (65.7°F).

Temperature

The beginning of May signals a clear escalation in the average high-temperature, soaring from a cool 10.7°C (51.3°F) in April to a refreshing 18.7°C (65.7°F). Boli in May anticipates an average nighttime temperature of 7.9°C (46.2°F).

Humidity

The average relative humidity in May is 63%.

Rainfall

In Boli, in May, it is raining for 17.2 days, with typically 66mm (2.6") of accumulated precipitation. Throughout the year, there are 122.4 rainfall days, and 495mm (19.49") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Boli aggregates 18mm (0.71") of snow. In Boli, during the entire year, snow falls for 50.9 days and aggregates up to 458mm (18.03") of snow.

Daylight

In May, the average length of the day is 14h and 56min.
On the first day of May, sunrise is at 04:04 and sunset at 18:24. On the last day of the month, sunrise is at 03:31 and sunset at 18:59 CST.

Sunshine

In Boli, the average sunshine in May is 8.9h.

UV index

In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 5 in May leads to these recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.

Frequently asked questions

What is the temperature in May?
The high-temperature during May is 18.7°C (65.7°F) and the low-temperature is 7.9°C (46.2°F).
What is the average humidity in May?
The average relative humidity in May is 63%.
How many days does it rain in May?
In Boli, in May, it is raining for 17.2 days, with typically 66mm (2.6") of accumulated precipitation.
What is the last month it snows?
May is the last month it regularly snows. During 0.2 snowfall days, in May, Boli aggregates 18mm (0.71") of snow.
What is the average length of the day in May?
In Boli, the average day length in May is 14h and 56min.
What time are sunrise and sunset in May?
In May, on the first day of the month, sunrise is at 04:04 and sunset at 18:24. On the last day of the month, sunrise is at 03:31 and sunset at 18:59 CST.
How many hours of sunshine does Boli have in May?
The average sunshine duration in May is 8.9h.
How high is the UV index in May?
In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Boli, China
  • Average high temperature in May: 18.7°C

The warmest month (with the highest average high temperature) is July (26.3°C).
The month with the lowest average high temperature is January (-14.1°C).

  • Average low temperature in May: 7.9°C

The month with the highest average low temperature is July (16.1°C).
The coldest month (with the lowest average low temperature) is January (-22.4°C).

Average pressure in May
Boli, China
  • Average pressure in May: 1006.6mbar

The month with the highest atmospheric pressure is January (1023.9mbar).
The month with the lowest atmospheric pressure is July (1005.1mbar).

Average wind speed in May
Boli, China
  • Average wind speed in May: 12.5km/h

The windiest month (with the highest average wind speed) is April (14.5km/h).
The calmest month (with the lowest average wind speed) is July (8.5km/h).

Average humidity in May
Boli, China
  • Average humidity in May: 63%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (54%).

Average rainfall in May
Boli, China
  • Average rainfall in May: 66mm

The wettest month (with the highest rainfall) is August (112mm).
The driest month (with the least rainfall) is January (3mm).

Average rainfall days in May
Boli, China
  • Average rainfall days in May: 17.2 days

The month with the highest number of rainy days is June (21.2 days).
The month with the least rainy days is January (0.8 days).

Average snowfall in May
Boli, China
  • Average snowfall in May: 18mm

The month with the highest snowfall is November (122mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in May
Boli, China
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is March (13.4 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Boli, China
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).

Average sunshine days in May
Boli, China
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is January (26.4 days).
The month with the least sunshine days is June (7.2 days).

Average UV index in May
Boli, China
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February and December (UV index 1).

Average cloud cover in May
Boli, China
  • Average cloud cover in May: 40

The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility in May
Boli, China
  • Average visibility in May: 9km

The month with the highest visibility is October (10km).
The months with the lowest visibility are January and February (7km).

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