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
The average high-temperature for September is a pleasant 70.2°F (21.2°C), closely aligning with the temperature of the preceding month. Nighttime temperature experiences an average drop to a chilly 49.8°F (9.9°C) in September.Humidity
The average relative humidity in September is 54%.Rainfall
In San Francisco Plaza, in September, it is raining for 15.3 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, there are 105.2 rainfall days, and 20.71" (526mm) of precipitation is accumulated.Snowfall
In San Francisco Plaza, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 6:49 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 7:00 pm MDT.
Sunshine
In September, the average sunshine is 10.5h.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 exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
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
San Francisco Plaza, NM
- Average high temperature in September: 70.2°F
The warmest month (with the highest average high temperature) is June (78.1°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in September: 49.8°F
The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in September
San Francisco Plaza, NM
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
San Francisco Plaza, NM
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
San Francisco Plaza, NM
- Average humidity in September: 54%
The month with the highest relative humidity is January (67%).
The month with the lowest relative humidity is June (29%).
Average rainfall in September
San Francisco Plaza, NM
- Average rainfall in September: 2.72"
The wettest month (with the highest rainfall) is July (5.43").
The driest month (with the least rainfall) is April (0.59").
Average rainfall days in September
San Francisco Plaza, NM
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is July (25.3 days).
The month with the least rainy days is November (2.5 days).
Average snowfall in September
San Francisco Plaza, NM
- Average snowfall in September: 0"
The month with the highest snowfall is January (7.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
San Francisco Plaza, NM
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
San Francisco Plaza, NM
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 10h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in September
San Francisco Plaza, NM
- Average sunshine days in September: 11.4 days
The month with the most sunshine days is November (24.4 days).
The month with the least sunshine days is July (4 days).
Average UV index in September
San Francisco Plaza, NM
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
San Francisco Plaza, NM
- Average cloud cover in September: 17
The month with the most cloud cover is July (Cloud cover 27).
The month with the least cloud cover is June (Cloud cover 12).
Average visibility in September
San Francisco Plaza, NM
- 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).
San Francisco Plaza, New Mexico, USA
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