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
The shift from April to May brings an increase in the average high-temperature, moving from a cool 50.5°F (10.3°C) to a refreshing 64.6°F (18.1°C). Lisbon experiences an average low-temperature of 46°F (7.8°C) in month of May.Humidity
The average relative humidity in May is 80%.Rainfall
In Lisbon, during May, the rain falls for 16.4 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Lisbon, during the entire year, the rain falls for 159.6 days and collects up to 24.25" (616mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.4 snowfall days, in May, Lisbon aggregates 0.08" (2mm) of snow. Throughout the year, there are 77.6 snowfall days, and 24.88" (632mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 50min.On the first day of the month, sunrise is at 5:49 am and sunset at 8:06 pm. On the last day of May, sunrise is at 5:18 am and sunset at 8:39 pm EDT.
Sunshine
In Lisbon, the average sunshine in May is 8.4h.UV index
In Lisbon, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The average daily UV index of 4 in May transforms into the following instructions:
Take precautions - Protection against sun damage is advised. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Lisbon have in May?
What is the UV index reading in May?
Average temperature in May
Lisbon, NY
- Average high temperature in May: 64.6°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in May: 46°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).
Average pressure in May
Lisbon, NY
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Lisbon, NY
- Average wind speed in May: 7.7mph
The windiest month (with the highest average wind speed) is February (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in May
Lisbon, NY
- Average humidity in May: 80%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (77%).
Average rainfall in May
Lisbon, NY
- Average rainfall in May: 2.36"
The wettest month (with the highest rainfall) is August (2.6").
The driest month (with the least rainfall) is February (1.61").
Average rainfall days in May
Lisbon, NY
- Average rainfall days in May: 16.4 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in May
Lisbon, NY
- Average snowfall in May: 0.08"
The month with the highest snowfall is January (6.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Lisbon, NY
- Average snowfall days in May: 0.4 days
The month with the highest number of snowfall days is January (19.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Lisbon, NY
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in May
Lisbon, NY
- Average sunshine days in May: 12.1 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in May
Lisbon, NY
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Lisbon, NY
- Average cloud cover in May: 45
The months with the most cloud cover are January and February (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in May
Lisbon, NY
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Lisbon, New York, USA
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