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 arrival of September is marked by a minor reduction in average high-temperature, sliding from a moderately hot 76.8°F (24.9°C) in August to a pleasant 68.4°F (20.2°C). Nighttime temperatures throughout September in Crescent register a significant deviation from the day's highs, averaging at a cold 42.3°F (5.7°C).Humidity
In Crescent, the average relative humidity in September is 62%.Rainfall
In September, the rain falls for 4.1 days. Throughout September, 0.2" (5mm) of precipitation is accumulated. Throughout the year, there are 73 rainfall days, and 5.71" (145mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.4 snowfall days, it receives 0.2" (5mm) of snow. In Crescent, during the entire year, snow falls for 70.5 days and aggregates up to 19.02" (483mm) of snow.Daylight
In Crescent, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:41 pm. On the last day of September, in Crescent, sunrise is at 7:04 am and sunset at 6:48 pm PDT.
Sunshine
The average sunshine in September is 10.6h.UV index
In Crescent, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 3 in September leads to these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Crescent in September?
What is the average humidity in September?
How much does it rain in September?
When does it start snowing?
What is the average length of the day in September in Crescent?
What time are sunrise and sunset in September in Crescent?
How many hours of sunshine does Crescent have in September?
How high is the UV index in September?
Average temperature in September
Crescent, OR
- Average high temperature in September: 68.4°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is December (35.1°F).
- Average low temperature in September: 42.3°F
The month with the highest average low temperature is August (46.9°F).
The coldest month (with the lowest average low temperature) is December (23.4°F).
Average pressure in September
Crescent, OR
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).
Average wind speed in September
Crescent, OR
- Average wind speed in September: 4.7mph
The windiest months (with the highest average wind speed) are January and February (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in September
Crescent, OR
- Average humidity in September: 62%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (57%).
Average rainfall in September
Crescent, OR
- Average rainfall in September: 0.2"
The wettest month (with the highest rainfall) is January (0.98").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in September
Crescent, OR
- Average rainfall days in September: 4.1 days
The month with the highest number of rainy days is May (9.3 days).
The month with the least rainy days is August (2.5 days).
Average snowfall in September
Crescent, OR
- Average snowfall in September: 0.2"
The month with the highest snowfall is February (4.41").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Crescent, OR
- Average snowfall days in September: 0.4 days
The month with the highest number of snowfall days is December (12.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Crescent, OR
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 10h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 4h and 48min).
Average sunshine days in September
Crescent, OR
- Average sunshine days in September: 24.9 days
The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is March (14.5 days).
Average UV index in September
Crescent, OR
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in September
Crescent, OR
- Average cloud cover in September: 23
The months with the most cloud cover are February and March (Cloud cover 55).
The months with the least cloud cover are July and August (Cloud cover 14).
Average visibility in September
Crescent, OR
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Crescent, Oregon, USA
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