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 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
A minor escalation in the average high-temperature is seen with the onset of May, moving from a pleasant 70.2°F (21.2°C) in April to a warm 75.6°F (24.2°C). Bryn Mawr's average nighttime temperatures present a clear contrast to its daytime highs, measured at a fresh 51.1°F (10.6°C) in May.Humidity
The average relative humidity in May is 51%.Rainfall
In Bryn Mawr, during May, the rain falls for 4.3 days and regularly aggregates up to 0.16" (4mm) of precipitation. In Bryn Mawr, during the entire year, the rain falls for 49.1 days and collects up to 6.5" (165mm) of precipitation.Snowfall
January, March through December are months without snowfall.Daylight
In May, the average length of the day is 13h and 57min.On the first day of the month, sunrise is at 5:58 am and sunset at 7:33 pm. On the last day of May, in Bryn Mawr, sunrise is at 5:38 am and sunset at 7:54 pm PDT.
Sunshine
In Bryn Mawr, the average sunshine in May is 11.8h.UV index
In Bryn Mawr, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the UV index of 6 transforms into the following advice:
Ward off overexposure. Defence against solar harm is crucial. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Bryn Mawr?
What is the average humidity in May in Bryn Mawr?
How many days does it rain in May in Bryn Mawr?
When it does not snow in Bryn Mawr?
What is the average length of the day in May in Bryn Mawr?
When are sunrise and sunset in May in Bryn Mawr?
How long on average sun shines in May in Bryn Mawr?
What is the UV index reading in May in Bryn Mawr?
Average temperature in May
Bryn Mawr, CA
- Average high temperature in May: 75.6°F
The warmest months (with the highest average high temperature) are July and August (90.3°F).
The month with the lowest average high temperature is December (58.8°F).
- Average low temperature in May: 51.1°F
The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).
Average pressure in May
Bryn Mawr, CA
- Average pressure in May: 29.88"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in May
Bryn Mawr, CA
- Average wind speed in May: 6.2mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is September (4.7mph).
Average humidity in May
Bryn Mawr, CA
- Average humidity in May: 51%
The month with the highest relative humidity is February (53%).
The month with the lowest relative humidity is August (37%).
Average rainfall in May
Bryn Mawr, CA
- Average rainfall in May: 0.16"
The wettest month (with the highest rainfall) is December (1.42").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in May
Bryn Mawr, CA
- Average rainfall days in May: 4.3 days
The month with the highest number of rainy days is March (6.7 days).
The month with the least rainy days is June (1.3 days).
Average snowfall days in May
Bryn Mawr, CA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in May /
Average sunshine in May
Bryn Mawr, CA
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in May: 11h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in May
Bryn Mawr, CA
- Average sunshine days in May: 25.6 days
The month with the most sunshine days is June (28 days).
The month with the least sunshine days is February (21.3 days).
Average UV index in May
Bryn Mawr, CA
- Average UV index in May: 6
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
Bryn Mawr, CA
- Average cloud cover in May: 12
The months with the most cloud cover are February, March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in May
Bryn Mawr, 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).
Bryn Mawr, California, USA
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