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
An upsurge in temperatures occurs as April gives way to May, with average highs shifting from a refreshing 61°F (16.1°C) to a pleasant 71.1°F (21.7°C). During May, the average low-temperature is a cool 54°F (12.2°C).Humidity
In May, the average relative humidity in Yorklyn is 78%.Rainfall
In Yorklyn, in May, during 14.4 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. In Yorklyn, during the entire year, the rain falls for 135 days and collects up to 17.76" (451mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. May is the last month it regularly snows in Yorklyn, Delaware. During 0.1 snowfall days, in May, Yorklyn aggregates 0.12" (3mm) of snow. Throughout the year, there are 16.6 snowfall days, and 5.47" (139mm) of snow is accumulated.Daylight
In May, the average length of the day in Yorklyn is 14h and 23min.On the first day of the month, sunrise is at 6:01 am and sunset at 7:57 pm. On the last day of May, sunrise is at 5:36 am and sunset at 8:24 pm EDT.
Sunshine
In May, the average sunshine in Yorklyn is 8.6h.UV index
The months with the highest UV index in Yorklyn are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 6 during May translates into the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What are the temperatures in Yorklyn in May?
What is the average humidity in May in Yorklyn?
How many days does it rain in May in Yorklyn?
What is the last month it snows in Yorklyn?
How many hours of daylight does Yorklyn have in May?
What time are sunrise and sunset in May in Yorklyn?
How many hours of sunshine does Yorklyn have in May?
When is the highest UV index in Yorklyn?
What is the UV index reading in May in Yorklyn?
Average temperature in May
Yorklyn, DE
- Average high temperature in May: 71.1°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in May: 54°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in May
Yorklyn, DE
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Yorklyn, DE
- Average wind speed in May: 6.7mph
The windiest months (with the highest average wind speed) are January, February and March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in May
Yorklyn, DE
- Average humidity in May: 78%
The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (74%).
Average rainfall in May
Yorklyn, DE
- Average rainfall in May: 1.65"
The wettest month (with the highest rainfall) is August (2.36").
The driest month (with the least rainfall) is November (1.06").
Average rainfall days in May
Yorklyn, DE
- Average rainfall days in May: 14.4 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in May
Yorklyn, DE
- Average snowfall in May: 0.12"
The month with the highest snowfall is March (1.5").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Yorklyn, DE
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Yorklyn, DE
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
Yorklyn, DE
- Average sunshine days in May: 14.1 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in May
Yorklyn, DE
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Yorklyn, DE
- Average cloud cover in May: 47
The months with the most cloud cover are February, March and May (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Yorklyn, DE
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Yorklyn, Delaware, USA
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