Tucson Weather in September: Temperature, Precipitation, Wind
Tucson, Arizona experiences a hot and dry climate in September, marking the transition from summer to autumn. The average temperature hovers around 29.2°C (84.5°F), with daytime highs reaching a scorching 36.5°C (97.7°F) and nighttime lows dipping to a more comfortable 22.0°C (71.6°F).
Humidity levels remain low at 28.5%, contributing to the arid conditions typical of the Sonoran Desert. Precipitation is scarce, with only 0.22 inches (5.6 mm) of rainfall expected throughout the month. Rain occurs on approximately 3 days, with a 10% probability of precipitation on any given day.
Clear skies dominate September in Tucson, with an average cloud cover of just 12%. The abundant sunshine results in high UV index values, averaging 9.7, necessitating proper sun protection for outdoor activities. Visitors to popular attractions like Saguaro National Park or the Arizona-Sonora Desert Museum should be prepared for intense solar radiation.
Wind patterns in Tucson during September feature average speeds of 21.7 km/h (13.5 mph), with gusts reaching up to 36.9 km/h (22.9 mph). These breezy conditions provide some relief from the heat but can contribute to dust storms, in open desert areas.
Atmospheric pressure remains relatively stable at 1011.2 hPa, indicative of fair weather conditions. Visibility is excellent, averaging 15.9 km (9.9 miles), allowing for stunning views of the surrounding mountain ranges, including the Santa Catalina Mountains.
Sunrise occurs around 6:07 AM, while sunset takes place at approximately 6:29 PM, providing ample daylight hours for exploring Tucson’s outdoor attractions, such as the Tucson Botanical Gardens or the Mission San Xavier del Bac.
What is the temperature in Tucson in September?
Average air temperature in Tucson is 29.2°C (84.5°F) in September. The outside temperature in Tucson feels like 28.2°C (82.7°F) on a typical September day. The highest average temperature during sunny days is 36.5°C (97.7°F) and feels like 34.3°C (93.7°F). The lowest average temperature after dark is 22°C (71.6°F) which feels like 22°C (71.6°F).
How hot is Tucson in September?
The hot temperature in September in Tucson rises to 41.9°C (107.4°F) on sunny days with low cloud coverage and 28.5% humidity. During hottest days of September it feels like 38.7 °C (101.7°F). The average maximum temp in Tucson is 36.5°C (101.7°F) during day time in September.
How cold is Tucson in September?
The coldest temp in Tucson in September drops to 19°C (66.2°F) during the cold nights. With 21.7km/h (13.5mph) winds and 28.5% humidity it feels like 19°C (66.2°F) on the coldest nights. The average minimum temperature is 22°C (71.6°F) during night time in September.
Does it rain in Tucson in September?
Yes, it rains for 3 days in Tucson, United States in September averaging 0.22 mm of precipitation. Tucson has a 10% chance for rain throughout the entire month of September.
How much does it rain in Tucson throughout September?
Tucson has 0.22 mm (0.01 inch) of rain per day on average in September. It rains for an average of 3 days out of the entire month.
Is Tucson windy in September?
The average speed of wind in Tucson, United States during September is 21.7km/h (13.5mph) and average windgust is 36.9km/h (22.9mph). On some days in September wind can reach up to 36.5km/h (22.7mph).
What is the direction of the wind in Tucson in September?
Most days of September the wind is blowing from Southwest direction in Tucson.
What are the humidity levels in Tucson in September?
The average humidity levels in Tucson in September are 28.5%. Daily humidity levels in Tucson range from 16% to 57.2% during September.
How many hours of daylight are in Tucson in September?
Tucson has 12 hours 21 minutes of daylight in September on average. Sunset and sunrise times gradually change throughout the month. Sunrise in Tucson in September is at 6:07:57 and the sunset is at 18:29:25.
What is the cloud coverage in Tucson in September?
Clouds cover 12% of the sky on average throughout September in Tucson. The cloud coverage ranges from 0% to 54.9% depending on the day of the month.
What is the UV level in September in Tucson?
The average UV index in Tucson is 9.7 in September. UV levels change throughout the month and range from 5 to 10.
What is the solar radiation in Tucson in September?
The average solar radiation is 292.6 W/m2 (Watts per square meter) in Tucson during September. However solar radiation levels change throughout the month and range from 131.9 W/m2 to 357.1 W/m2.
What is the solar energy during September in Tucson?
The average solar energy during September in Tucson is 25.3 MJ/m2 (megajoules per square metre). Solar energy ranges from 11.5 MJ/m2, to 30.8 MJ/m2 during September.
Are there severe weather risks in Tucson in September?
Yes, there is a 12.7% risk for severe weather in Tucson, United States in September.
What is the air pressure in Tucson in September?
On average the air pressure in Tucson in September is 1011.2 mb (millibars). Throughout the month the sea level pressure ranges from 1007.9 mb to 1015.1 mb.
What is the visibility in Tucson in September?
The average daylight visibility in Tucson in September is 15.9 km (9.9 miles). Depending on the precipitation the visibility ranges from 15.3 km (9.5 miles) to 16 km (9.9 miles) throughout September.
What is the dew point in Tucson in September?
The average dew point in Tucson during September is 6.9°C (44.5°F).
Where is the data for Tucson climate in September coming from?
The climate data for Tucson, Arizona, United States in September is collected from the following weather stations.
- TUCSON INTERNATIONAL AIRPORT, AZ US
- DAVIS MONTHAN AFB, AZ US
- TUCSON 11 W, AZ US
- EW8967 Tucson AZ US
- KAVQ
- KDMA
- KTUS
- NRAWS 8 AZ US
- NRAWS 7 AZ US