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 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
Lemon Grove's weather in May indicates an average high-temperature of a still pleasant 71.1°F (21.7°C), nearly consistent with the 69.8°F (21°C) of April. During May, the temperature tends to dip to an average of 54.5°F (12.5°C) at night.Humidity
May is the most humid month, with an average relative humidity of 67%.Rainfall
In Lemon Grove, in May, it is raining for 3 days, with typically 0.2" (5mm) of accumulated precipitation. Throughout the year, in Lemon Grove, there are 33 rainfall days, and 2.52" (64mm) of precipitation is accumulated.Daylight
The average length of the day in May is 13h and 52min.On the first day of the month, sunrise is at 6:00 am and sunset at 7:30 pm. On the last day of May, sunrise is at 5:41 am and sunset at 7:50 pm PDT.
Sunshine
In Lemon Grove, the average sunshine in May is 10.7h.UV index
The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high daily UV index of 5 during May translates into the following directions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the most humid month?
What is the average humidity in May?
How many days does it rain in May?
What is the average length of the day in May in Lemon Grove?
What time are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index intensity in May?
Average temperature in May
Lemon Grove, CA
- Average high temperature in May: 71.1°F
The warmest month (with the highest average high temperature) is August (82.9°F).
The month with the lowest average high temperature is December (64.4°F).
- Average low temperature in May: 54.5°F
The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (48.7°F).
Average pressure in May
Lemon Grove, CA
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in May
Lemon Grove, CA
- Average wind speed in May: 5.5mph
The windiest month (with the highest average wind speed) is April (5.6mph).
The calmest month (with the lowest average wind speed) is October (4.5mph).
Average humidity in May
Lemon Grove, CA
- Average humidity in May: 67%
The month with the highest relative humidity is May (67%).
The month with the lowest relative humidity is November (54%).
Average rainfall in May
Lemon Grove, CA
- Average rainfall in May: 0.2"
The wettest month (with the highest rainfall) is February (0.55").
The driest months (with the least rainfall) are June, July and October (0.04").
Average rainfall days in May
Lemon Grove, CA
- Average rainfall days in May: 3 days
The month with the highest number of rainy days is March (5.3 days).
The month with the least rainy days is June (0.8 days).
Average daylight in May /
Average sunshine in May
Lemon Grove, CA
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 10h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 42min).
Average sunshine days in May
Lemon Grove, CA
- Average sunshine days in May: 26.3 days
The month with the most sunshine days is October (28.9 days).
The month with the least sunshine days is February (23.4 days).
Average UV index in May
Lemon Grove, CA
- Average UV index in May: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in May
Lemon Grove, CA
- Average cloud cover in May: 22
The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in May
Lemon Grove, 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).
Lemon Grove, California, USA
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