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
May
Weather in May
Temperature
May's onset is marked by a subtle temperature increase, moving from a moderate 60.3°F (15.7°C) in April to an agreeable 69.1°F (20.6°C). Prospect Valley records a consistent low-temperature average of 44.4°F (6.9°C) during May, indicating a significant difference from the daytime heat.Humidity
The average relative humidity in May in Prospect Valley is 53%.Rainfall
The month with the most rainfall is May, when the rain falls for 12.2 days and typically aggregates up to 1.57" (40mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1.3 snowfall days, in May, Prospect Valley aggregates 2.17" (55mm) of snow. Throughout the year, there are 32 snowfall days, and 15.35" (390mm) of snow is accumulated.Daylight
In Prospect Valley, the average length of the day in May is 14h and 25min.On the first day of the month, sunrise is at 5:56 am and sunset at 7:53 pm. On the last day of May, sunrise is at 5:30 am and sunset at 8:20 pm MDT.
Sunshine
In May, the average sunshine is 11h.UV index
The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
What is the wettest month?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Prospect Valley have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Prospect Valley have in May?
What is the UV index reading in May?
Average temperature in May
Prospect Valley, CO
- Average high temperature in May: 69.1°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is December (40.1°F).
- Average low temperature in May: 44.4°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is December (21.4°F).
Average pressure in May
Prospect Valley, CO
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in May
Prospect Valley, CO
- Average wind speed in May: 7.2mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest months (with the lowest average wind speed) are September and December (6.5mph).
Average humidity in May
Prospect Valley, CO
- Average humidity in May: 53%
The months with the highest relative humidity are January and February (64%).
The months with the lowest relative humidity are August and September (42%).
Average rainfall in May
Prospect Valley, CO
- Average rainfall in May: 1.57"
The wettest month (with the highest rainfall) is May (1.57").
The driest month (with the least rainfall) is December (0.16").
Average rainfall days in May
Prospect Valley, CO
- Average rainfall days in May: 12.2 days
The month with the highest number of rainy days is July (12.6 days).
The month with the least rainy days is January (1.4 days).
Average snowfall in May
Prospect Valley, CO
- Average snowfall in May: 2.17"
The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Prospect Valley, CO
- Average snowfall days in May: 1.3 days
The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Prospect Valley, CO
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 11h and 0min
The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).
Average sunshine days in May
Prospect Valley, CO
- Average sunshine days in May: 15.4 days
The month with the most sunshine days is December (26.4 days).
The month with the least sunshine days is July (13 days).
Average UV index in May
Prospect Valley, CO
- 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
Prospect Valley, CO
- Average cloud cover in May: 26
The month with the most cloud cover is April (Cloud cover 28).
The months with the least cloud cover are June and September (Cloud cover 16).
Average visibility in May
Prospect Valley, CO
- 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).