Contents
- Weather in November
- Frequently asked questions
- Average temperature in November
- Average pressure in November
- Average wind speed in November
- Average humidity in November
- Average rainfall in November
- Average rainfall days in November
- Average snowfall in November
- Average snowfall days in November
- Average daylight in November
- Average sunshine in November
- Average sunshine days in November
- Average UV index in November
- Average cloud cover in November
- Average visibility in November
Weather in November
Temperature
The start of November involves a temperature drop, moving from a moderately hot 75°F (23.9°C) in October to an enjoyable 63.5°F (17.5°C). November nights observe an average temperature dip to a chilly 44.1°F (6.7°C).Humidity
In November, the average relative humidity in Saint Helena is 67%.Rainfall
In Saint Helena, during November, the rain falls for 7.4 days and regularly aggregates up to 1.57" (40mm) of precipitation. Throughout the year, there are 76.2 rainfall days, and 16.93" (430mm) of precipitation is accumulated.Snowfall
In Saint Helena, snow does not fall in January, February, April through December.Daylight
In Saint Helena, the average length of the day in November is 10h and 5min.On the first day of November in Saint Helena, sunrise is at 7:37 am and sunset at 6:09 pm PDT. On the last day of the month, sunrise is at 7:08 am and sunset at 4:49 pm PST.
Note: On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from PDT to PST. Daylight Saving Time starts again on Sunday, March 9. 2025, at 2:00 am; consequently, the time zone reverts from PST to PDT.
Sunshine
The average sunshine in November is 6.1h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 3 during November leads to these instructions:
Exercise prevention - Precautions against solar damage are endorsed. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in November?
What is the average humidity in November?
How much does it rain in November?
When it does not snow in Saint Helena?
What is the average length of the day in November?
What time are sunrise and sunset in November in Saint Helena?
When does Daylight Saving Time (DST) end in November?
How long on average sun shines in November?
What are the months with the lowest UV index?
What is the UV index intensity in November?
Average temperature in November
Saint Helena, CA
- Average high temperature in November: 63.5°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (54.5°F).
- Average low temperature in November: 44.1°F
The month with the highest average low temperature is September (54.3°F).
The coldest month (with the lowest average low temperature) is December (39.6°F).
Average pressure in November
Saint Helena, CA
- Average pressure in November: 30.07"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.91"Hg).
Average wind speed in November
Saint Helena, CA
- Average wind speed in November: 4.3mph
The windiest month (with the highest average wind speed) is May (5.8mph).
The calmest month (with the lowest average wind speed) is November (4.3mph).
Average humidity in November
Saint Helena, CA
- Average humidity in November: 67%
The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (53%).
Average rainfall in November
Saint Helena, CA
- Average rainfall in November: 1.57"
The wettest month (with the highest rainfall) is February (3.7").
The driest month (with the least rainfall) is July (0").
Average rainfall days in November
Saint Helena, CA
- Average rainfall days in November: 7.4 days
The month with the highest number of rainy days is March (13.5 days).
The month with the least rainy days is August (0.3 days).
Average snowfall in November
Saint Helena, CA
- Average snowfall in November: 0"
The month with the highest snowfall is March (0.04").
The months with the least snowfall are January, February, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in November
Saint Helena, CA
- Average snowfall days in November: 0 days
The month with the highest number of snowfall days is March (0.2 days).
The months with the least snowfall days are January, February, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in November /
Average sunshine in November
Saint Helena, CA
- Average daylight in November: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in November: 6h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in November
Saint Helena, CA
- Average sunshine days in November: 22.1 days
The month with the most sunshine days is July (30 days).
The month with the least sunshine days is March (15.9 days).
Average UV index in November
Saint Helena, CA
- Average UV index in November: 3
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 November
Saint Helena, CA
- Average cloud cover in November: 31
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 7).
Average visibility in November
Saint Helena, CA
- Average visibility in November: 6mi
The months with the highest visibility are February, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and March (5mi).
Saint Helena, California, USA
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