September weather forecastHawthorne, NV
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Hawthorne, Nevada, with an average temperature varying between 67.3°F (19.6°C) and 43.3°F (6.3°C).Temperature
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 73.8°F (23.2°C) to a refreshing 67.3°F (19.6°C). A marked difference from the daytime temperatures, Hawthorne's nighttime temperature falls to an average low of 43.3°F (6.3°C) in September.Humidity
In Hawthorne, the average relative humidity in September is 37%.Rainfall
In Hawthorne, during September, the rain falls for 3.7 days and regularly aggregates up to 0.35" (9mm) of precipitation. Throughout the year, there are 63.4 rainfall days, and 15.71" (399mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.9 snowfall days, it receives 0.55" (14mm) of snow. In Hawthorne, during the entire year, snow falls for 78.5 days and aggregates up to 95.63" (2429mm) of snow.Daylight
In Hawthorne, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:24 am and sunset at 7:23 pm. On the last day of September, sunrise is at 6:50 am and sunset at 6:38 pm PDT.
Sunshine
In Hawthorne, the average sunshine in September is 11.2h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 3 in September leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Hawthorne, NV
- Average high temperature in September: 67.3°F
The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is December (34.7°F).
- Average low temperature in September: 43.3°F
The month with the highest average low temperature is July (50°F).
The coldest month (with the lowest average low temperature) is December (16.9°F).
Average pressure in September
Hawthorne, NV
- Average pressure in September: 29.94"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Hawthorne, NV
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is March (7mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in September
Hawthorne, NV
- Average humidity in September: 37%
The months with the highest relative humidity are February and March (73%).
The month with the lowest relative humidity is August (34%).
Average rainfall in September
Hawthorne, NV
- Average rainfall in September: 0.35"
The wettest month (with the highest rainfall) is February (2.48").
The driest month (with the least rainfall) is August (0.24").
Average rainfall days in September
Hawthorne, NV
- Average rainfall days in September: 3.7 days
The month with the highest number of rainy days is May (8.3 days).
The month with the least rainy days is November (2.5 days).
Average snowfall in September
Hawthorne, NV
- Average snowfall in September: 0.55"
The month with the highest snowfall is February (17.87").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Hawthorne, NV
- Average snowfall days in September: 0.9 days
The month with the highest number of snowfall days is March (14.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Hawthorne, NV
- Average daylight in September: 12h and 24min
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 30min).
- Average sunshine in September: 11h and 12min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in September
Hawthorne, NV
- Average sunshine days in September: 23.5 days
The month with the most sunshine days is October (25.5 days).
The month with the least sunshine days is March (14 days).
Average UV index in September
Hawthorne, NV
- 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, April, November and December (UV index 2).
Average cloud cover in September
Hawthorne, NV
- Average cloud cover in September: 8
The months with the most cloud cover are March and December (Cloud cover 29).
The months with the least cloud cover are August and September (Cloud cover 8).
Average visibility in September
Hawthorne, NV
- 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).





