Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Bishop observes a small decrease in the average high-temperature with the arrival of September, falling from August's warm 78.8°F (26°C) to a pleasant 72.1°F (22.3°C). During September, Bishop detects a significant contrast from its daytime temperatures, with nights averaging at a cool 50°F (10°C).Humidity
In Bishop, the average relative humidity in September is 29%.Rainfall
September is the month with the least rainfall. Rain falls for 3.6 days and accumulates 0.35" (9mm) of precipitation.Snowfall
In Bishop, snow does not fall in June through October.Daylight
In Bishop, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:24 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:37 pm PDT.
Sunshine
In Bishop, the average sunshine in September is 11h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 4 in September transforms into this advice:
Undertake protective steps - Preventing sun damage is advised. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September in Bishop?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Bishop, CA
- Average high temperature in September: 72.1°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (40.8°F).
- Average low temperature in September: 50°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is December (24.1°F).
Average pressure in September
Bishop, CA
- Average pressure in September: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Bishop, CA
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in September
Bishop, CA
- Average humidity in September: 29%
The month with the highest relative humidity is December (58%).
The month with the lowest relative humidity is August (26%).
Average rainfall in September
Bishop, CA
- Average rainfall in September: 0.35"
The wettest month (with the highest rainfall) is January (0.87").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in September
Bishop, CA
- Average rainfall days in September: 3.6 days
The month with the highest number of rainy days is May (9.2 days).
The month with the least rainy days is September (3.6 days).
Average snowfall in September
Bishop, CA
- Average snowfall in September: 0"
The month with the highest snowfall is March (1.18").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Bishop, CA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (3.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Bishop, CA
- Average daylight in September: 12h and 2min
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 September: 11h and 0min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 7h and 12min).
Average sunshine days in September
Bishop, CA
- Average sunshine days in September: 22.8 days
The month with the most sunshine days is October (25.3 days).
The months with the least sunshine days are April, May and July (17.2 days).
Average UV index in September
Bishop, CA
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Bishop, CA
- Average cloud cover in September: 6
The months with the most cloud cover are February, March and December (Cloud cover 18).
The months with the least cloud cover are August and September (Cloud cover 6).
Average visibility in September
Bishop, CA
- Average visibility in September: 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).
Bishop, California, USA
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