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
As Rockville enters May, the average high-temperature increases from the a refreshing 60.6°F (15.9°C) of April to an agreeable 70°F (21.1°C). During May, an average low-temperature of 51.3°F (10.7°C) is observed in Rockville, Nebraska.Humidity
In May, the average relative humidity in Rockville is 68%.Rainfall
May is the month with the most rainfall in Rockville, Nebraska. Rain falls for 15.1 days and accumulates 2.87" (73mm) of precipitation.Snowfall
In Rockville, snow does not fall in May through September.Daylight
In May, the average length of the day in Rockville, Nebraska, is 14h and 31min.On the first day of the month, sunrise is at 6:31 am and sunset at 8:32 pm. On the last day of May, in Rockville, sunrise is at 6:05 am and sunset at 9:01 pm CDT.
Sunshine
The average sunshine in May is 9h.UV index
In May, the average daily maximum UV index in Rockville is 5. 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: The UV index of 5 during May translates into the following guidance:
Guard yourself - Avoiding sunburn is suggested. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Boost your sun resistance with garments that are densely woven yet spacious. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Rockville in May?
What is the average humidity in May in Rockville?
What is the wettest month in Rockville?
How much does it rain in Rockville in May?
When it does not snow in Rockville?
Does it snow in Rockville in May?
What is the average length of the day in May in Rockville?
When is the sunrise / sunset in May in Rockville?
How long on average sun shines in May in Rockville?
What is the UV index intensity in May in Rockville?
Average temperature in May
Rockville, NE
- Average high temperature in May: 70°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in May: 51.3°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in May
Rockville, NE
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in May
Rockville, NE
- Average wind speed in May: 10.1mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).
Average humidity in May
Rockville, NE
- Average humidity in May: 68%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is October (60%).
Average rainfall in May
Rockville, NE
- Average rainfall in May: 2.87"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in May
Rockville, NE
- Average rainfall days in May: 15.1 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is December (2.7 days).
Average snowfall in May
Rockville, NE
- Average snowfall in May: 0"
The month with the highest snowfall is December (2.91").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Rockville, NE
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rockville, NE
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days in May
Rockville, NE
- Average sunshine days in May: 14.9 days
The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is May (14.9 days).
Average UV index in May
Rockville, NE
- Average UV index in May: 5
The months with the highest UV index are 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
Rockville, NE
- Average cloud cover in May: 39
The months with the most cloud cover are January, February and March (Cloud cover 41).
The months with the least cloud cover are July and September (Cloud cover 25).
Average visibility in May
Rockville, NE
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Rockville, Nebraska, USA
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