Monterey Weather in September: Temperature, Precipitation, Wind
Monterey, United States in September experiences mild and pleasant weather conditions typical of its Mediterranean climate. The average temperature hovers around 16.4°C (61.5°F), with daytime highs reaching 20°C (68°F) and nighttime lows dipping to 13.3°C (55.9°F). Visitors to popular attractions like Cannery Row and Monterey Bay Aquarium enjoy comfortable temperatures throughout the day.
September in Monterey sees relatively low precipitation, with an average of only 0.05 mm of rainfall. Rain occurs on approximately 5 days during the month, covering about 1.4% of the time. The most common precipitation type is rain, and severe weather risk remains low at 10%.
Cloud cover averages 61%, resulting in partly cloudy conditions for much of September. The UV index reaches a moderate level of 6.6, indicating the need for sun protection when exploring outdoor areas like Fisherman’s Wharf or Monterey State Beach.
Wind plays a significant role in Monterey’s September climate. Average wind speeds measure 19.5 km/h (12.1 mph), with gusts reaching up to 31.4 km/h (19.5 mph). These breezes contribute to the area’s comfortable feel and provide ideal conditions for activities like sailing in Monterey Bay.
Humidity levels in September average 79.4%, contributing to the overall pleasant feel of the area. Visibility remains good at 14.5 km (9 miles), allowing for clear views of the stunning coastline and marine life.
Atmospheric pressure averages 1016.5 hPa, indicating stable weather conditions throughout the month. Sunrise occurs around 6:50 AM, while sunset takes place at approximately 7:14 PM, providing ample daylight hours for outdoor activities and sightseeing in Monterey’s picturesque surroundings.
What is the temperature in Monterey in September?
Average air temperature in Monterey is 16.4°C (61.5°F) in September. The outside temperature in Monterey feels like 16.4°C (61.5°F) on a typical September day. The highest average temperature during sunny days is 20°C (68°F) and feels like 20°C (68°F). The lowest average temperature after dark is 13.3°C (55.9°F) which feels like 13.3°C (55.9°F).
How hot is Monterey in September?
The hot temperature in September in Monterey rises to 23.1°C (73.6°F) on sunny days with low cloud coverage and 79.4% humidity. During hottest days of September it feels like 23.1 °C (73.6°F). The average maximum temp in Monterey is 20°C (73.6°F) during day time in September.
How cold is Monterey in September?
The coldest temp in Monterey in September drops to 10.1°C (50.2°F) during the cold nights. With 19.5km/h (12.1mph) winds and 79.4% humidity it feels like 10.1°C (50.2°F) on the coldest nights. The average minimum temperature is 13.3°C (55.9°F) during night time in September.
Does it rain in Monterey in September?
Yes, it rains for 5 days in Monterey, United States in September averaging 0.05 mm of precipitation. Monterey has a 16.7% chance for rain throughout the entire month of September.
How much does it rain in Monterey throughout September?
Monterey has 0.05 mm (0 inch) of rain per day on average in September. It rains for an average of 5 days out of the entire month.
Is Monterey windy in September?
The average speed of wind in Monterey, United States during September is 19.5km/h (12.1mph) and average windgust is 31.4km/h (19.5mph). On some days in September wind can reach up to 27.5km/h (17.1mph).
What is the direction of the wind in Monterey in September?
Most days of September the wind is blowing from West-Southwest direction in Monterey.
What are the humidity levels in Monterey in September?
The average humidity levels in Monterey in September are 79.4%. Daily humidity levels in Monterey range from 66.3% to 88.4% during September.
How many hours of daylight are in Monterey in September?
Monterey has 12 hours 24 minutes of daylight in September on average. Sunset and sunrise times gradually change throughout the month. Sunrise in Monterey in September is at 6:50:13 and the sunset is at 19:14:27.
What is the cloud coverage in Monterey in September?
Clouds cover 61% of the sky on average throughout September in Monterey. The cloud coverage ranges from 7% to 100% depending on the day of the month.
What is the UV level in September in Monterey?
The average UV index in Monterey is 6.6 in September. UV levels change throughout the month and range from 3 to 9.
What is the solar radiation in Monterey in September?
The average solar radiation is 165.5 W/m2 (Watts per square meter) in Monterey during September. However solar radiation levels change throughout the month and range from 74.3 W/m2 to 232.6 W/m2.
What is the solar energy during September in Monterey?
The average solar energy during September in Monterey is 14.3 MJ/m2 (megajoules per square metre). Solar energy ranges from 6.6 MJ/m2, to 19.9 MJ/m2 during September.
Are there severe weather risks in Monterey in September?
Yes, there is a 10% risk for severe weather in Monterey, United States in September.
What is the air pressure in Monterey in September?
On average the air pressure in Monterey in September is 1016.5 mb (millibars). Throughout the month the sea level pressure ranges from 1011.8 mb to 1021 mb.
What is the visibility in Monterey in September?
The average daylight visibility in Monterey in September is 14.5 km (9 miles). Depending on the precipitation the visibility ranges from 9.6 km (6 miles) to 16 km (9.9 miles) throughout September.
What is the dew point in Monterey in September?
The average dew point in Monterey during September is 12.6°C (54.7°F).
Where is the data for Monterey climate in September coming from?
The climate data for Monterey, California, United States in September is collected from the following weather stations.
- MONTEREY PENINSUL AIRPORT, CA US
- SALINAS AIRPORT, CA US
- WATSONVILLE MUNICIPAL AIRPORT, CA US
- Pacific Grove CA US CIMIS
- EW1554 Pacific Grove CA US
- FW4453 Carmel CA US
- MONTEREY PNINSLA, CA
- KSNS