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
May signifies a subtle uplift in the average high-temperature, adjusting from a refreshing 64.8°F (18.2°C) in April to a pleasant 72.1°F (22.3°C). Significant variation from daytime temperatures marks May, with the month recording a nightly average of 46.9°F (8.3°C).Humidity
In May, the average relative humidity is 62%.Rainfall
In May, the rain falls for 8.3 days. Throughout May, 1.26" (32mm) of precipitation is accumulated. In Upper Lake, during the entire year, the rain falls for 92 days and collects up to 21.02" (534mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Upper Lake, the average length of the day in May is 14h and 20min.On the first day of the month, sunrise is at 6:12 am and sunset at 8:05 pm. On the last day of May, sunrise is at 5:47 am and sunset at 8:31 pm PDT.
Sunshine
In Upper Lake, the average sunshine in May is 10.5h.UV index
In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, a daily UV index of 5 turns into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. To guard against the harmful effects of the Sun, minimize exposure during midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Upper Lake?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow?
What is the average length of the day in May?
When 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
Upper Lake, CA
- Average high temperature in May: 72.1°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is December (52.3°F).
- Average low temperature in May: 46.9°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).
Average pressure in May
Upper Lake, CA
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).
Average wind speed in May
Upper Lake, CA
- Average wind speed in May: 5.2mph
The windiest month (with the highest average wind speed) is April (5.3mph).
The calmest month (with the lowest average wind speed) is November (4.1mph).
Average humidity in May
Upper Lake, CA
- Average humidity in May: 62%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (47%).
Average rainfall in May
Upper Lake, CA
- Average rainfall in May: 1.26"
The wettest month (with the highest rainfall) is February (4.06").
The driest month (with the least rainfall) is July (0.04").
Average rainfall days in May
Upper Lake, CA
- Average rainfall days in May: 8.3 days
The month with the highest number of rainy days is March (15.9 days).
The months with the least rainy days are July and August (1.3 days).
Average snowfall in May
Upper Lake, CA
- Average snowfall in May: 0"
The months with the highest snowfall are January and February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Upper Lake, CA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Upper Lake, CA
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in May: 10h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in May
Upper Lake, CA
- Average sunshine days in May: 21.3 days
The months with the most sunshine days are July and August (28.3 days).
The month with the least sunshine days is March (13.7 days).
Average UV index in May
Upper Lake, CA
- 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 3).
Average cloud cover in May
Upper Lake, CA
- Average cloud cover in May: 26
The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in May
Upper Lake, CA
- Average visibility in May: 6mi
The months with the highest visibility are January, February, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are March and December (5mi).
Upper Lake, California, USA
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