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
September brings a slight decrease in the average high-temperature, shifting from a warm 78.1°F (25.6°C) in August to an agreeable 72°F (22.2°C). Norden, in the heat of September, registers a significant plunge to a mean of 43.5°F (6.4°C) during the nights.Humidity
The average relative humidity in September in Norden is 46%.Rainfall
In September, the rain falls for 3.3 days. Throughout September, 0.39" (10mm) of precipitation is accumulated. Throughout the year, there are 54 rainfall days, and 25.08" (637mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows in Norden. Throughout September, in the average 0.8 snowfall days, it receives 1.06" (27mm) of snow. In Norden, during the entire year, snow falls for 83.6 days and aggregates up to 158.98" (4038mm) of snow.Daylight
In Norden, California, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:30 am and sunset at 7:31 pm. On the last day of September, sunrise is at 6:57 am and sunset at 6:44 pm PDT.
Sunshine
In Norden, the average sunshine in September is 11.1h.UV index
In Norden, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What is the temperature in September in Norden?
What is the average humidity in September in Norden?
How many days does it rain in September in Norden?
When does it start snowing in Norden?
How many hours of daylight does Norden have in September?
When are sunrise and sunset in September in Norden?
How many hours of sunshine does Norden have in September?
What is the UV index reading in September in Norden?
Average temperature in September
Norden, CA
- Average high temperature in September: 72°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (37.6°F).
- Average low temperature in September: 43.5°F
The month with the highest average low temperature is July (48°F).
The coldest month (with the lowest average low temperature) is December (22.6°F).
Average pressure in September
Norden, CA
- Average pressure in September: 29.93"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Norden, CA
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is March (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Norden, CA
- Average humidity in September: 46%
The month with the highest relative humidity is March (83%).
The month with the lowest relative humidity is July (41%).
Average rainfall in September
Norden, CA
- Average rainfall in September: 0.39"
The wettest month (with the highest rainfall) is March (4.8").
The driest months (with the least rainfall) are July and August (0.12").
Average rainfall days in September
Norden, CA
- Average rainfall days in September: 3.3 days
The month with the highest number of rainy days is May (8.3 days).
The month with the least rainy days is July (2.5 days).
Average snowfall in September
Norden, CA
- Average snowfall in September: 1.06"
The month with the highest snowfall is March (34.88").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Norden, CA
- Average snowfall days in September: 0.8 days
The month with the highest number of snowfall days is March (17.1 days).
The month with the least snowfall days is July (0 days).
Average daylight in September /
Average sunshine in September
Norden, CA
- Average daylight in September: 12h 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 September: 11h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in September
Norden, CA
- Average sunshine days in September: 25.6 days
The month with the most sunshine days is August (26.4 days).
The month with the least sunshine days is March (12.7 days).
Average UV index in September
Norden, CA
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Norden, CA
- Average cloud cover in September: 10
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 6).
Average visibility in September
Norden, CA
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April and December (5mi).
Norden, California, USA
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