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
Hathaway Pines in September experiences a gentle temperature dip, with average high-temperatures reducing from a warm 84.9°F in August to a still moderately hot 79.3°F. Hathaway Pines's daily high temperature significantly diverges from the consistently recorded temperature low averaging a fresh 53.4°F in September.Humidity
In Hathaway Pines, the average relative humidity in September is 39%.Rainfall
In Hathaway Pines, in September, it is raining for 2.5 days, with typically 0.2" of accumulated precipitation. Throughout the year, in Hathaway Pines, there are 69 rainfall days, and 29.09" of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Hathaway Pines, California, is 12h and 25min.On the first day of September, sunrise is at 6:31 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:46 pm PDT.
Sunshine
In Hathaway Pines, the average sunshine in September is 11.3h.UV index
In September, the average daily maximum UV index in Hathaway Pines is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
FAQ
What are September temperatures in Hathaway Pines?
What is the average humidity in September in Hathaway Pines?
How many days does it rain in September in Hathaway Pines?
When it does not snow in Hathaway Pines?
Does it snow in Hathaway Pines in September?
How many hours of daylight does Hathaway Pines have in September?
What time are sunrise and sunset in September in Hathaway Pines?
How long on average sun shines in September in Hathaway Pines?
How high is the UV index in September in Hathaway Pines?
Average temperature in September
Hathaway Pines, CA
- Average high temperature in September: 79.3°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (48°F).
- Average low temperature in September: 53.4°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is December (32°F).
Average pressure in September
Hathaway Pines, CA
- Average pressure in September: 29.93"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Hathaway Pines, CA
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is February (6.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Hathaway Pines, CA
- Average humidity in September: 39%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (36%).
Average rainfall in September
Hathaway Pines, CA
- Average rainfall in September: 0.2"
The wettest month (with the highest rainfall) is March (5.98").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in September
Hathaway Pines, CA
- Average rainfall days in September: 2.5 days
The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (1.6 days).
Average snowfall in September
Hathaway Pines, CA
- Average snowfall in September: 0"
The month with the highest snowfall is March (21.34").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Hathaway Pines, CA
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is March (7.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Hathaway Pines, CA
- Average daylight in September: 12h and 2min
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 36min).
- Average sunshine in September: 11h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in September
Hathaway Pines, CA
- Average sunshine days in September: 26.2 days
The month with the most sunshine days is August (27.9 days).
The month with the least sunshine days is March (14.5 days).
Average UV index in September
Hathaway Pines, CA
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in September
Hathaway Pines, CA
- Average cloud cover in September: 7
The month with the most cloud cover is March (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in September
Hathaway Pines, 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).
Hathaway Pines, California, USA
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