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
McHenry's transition into May is noticed by a slight rise in the average high-temperature, advancing from an agreeable 71.2°F (21.8°C) in April to a warm 79.3°F (26.3°C). May nights in McHenry show a substantial disparity from the daytime peak with an average low-temperature of 52.3°F (11.3°C).Humidity
In May, the average relative humidity in McHenry is 52%.Rainfall
In May, the rain falls for 3.7 days. Throughout May, 0.47" (12mm) of precipitation is accumulated. In McHenry, during the entire year, the rain falls for 59.3 days and collects up to 8.23" (209mm) of precipitation.Snowfall
January through November are months without snowfall in McHenry.Daylight
In May, the average length of the day is 14h and 13min.On the first day of the month, sunrise is at 6:07 am and sunset at 7:54 pm. On the last day of May, in McHenry, California, sunrise is at 5:43 am and sunset at 8:19 pm PDT.
Sunshine
In McHenry, the average sunshine in May is 11.3h.UV index
In May, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 6 in May leads to these guidelines:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
What are the temperatures in McHenry in May?
What is the average humidity in May in McHenry?
How many days does it rain in May in McHenry?
When it does not snow in McHenry?
How many hours of daylight does McHenry have in May?
What time are sunrise and sunset in May in McHenry?
How many hours of sunshine does McHenry have in May?
How high is the UV index in May in McHenry?
Average temperature in May
McHenry, CA
- Average high temperature in May: 79.3°F
The warmest month (with the highest average high temperature) is July (96.4°F).
The month with the lowest average high temperature is December (55.4°F).
- Average low temperature in May: 52.3°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (41°F).
Average pressure in May
McHenry, CA
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
McHenry, CA
- Average wind speed in May: 6.5mph
The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).
Average humidity in May
McHenry, CA
- Average humidity in May: 52%
The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is July (37%).
Average rainfall in May
McHenry, CA
- Average rainfall in May: 0.47"
The wettest month (with the highest rainfall) is March (1.65").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in May
McHenry, CA
- Average rainfall days in May: 3.7 days
The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (0.7 days).
Average snowfall in May
McHenry, CA
- Average snowfall in May: 0"
The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in May
McHenry, CA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
McHenry, CA
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 11h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in May
McHenry, CA
- Average sunshine days in May: 26.5 days
The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (18.7 days).
Average UV index in May
McHenry, CA
- Average UV index in May: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in May
McHenry, CA
- Average cloud cover in May: 17
The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in May
McHenry, CA
- 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).
McHenry, California, USA
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