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 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
As Morgan Hill steps into September, the average high-temperature holds at a still moderately hot 82.8°F (28.2°C), hinting at a minor fluctuation from the prior month. Morgan Hill experiences a substantial decline from the daytime high temperatures in September, settling on an average low of 54.5°F (12.5°C).Heat index
September's mean heat index is evaluated at 84.2°F (29°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.Research indicates the heat index considers values in shaded locales and with light winds. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
In September, the average relative humidity in Morgan Hill is 57%.Rainfall
In September, the rain falls for 2.4 days. Throughout September, 0.12" (3mm) of precipitation is accumulated. In Morgan Hill, California, during the entire year, the rain falls for 68.2 days and collects up to 10.79" (274mm) of precipitation.Daylight
The average length of the day in September in Morgan Hill is 12h and 24min.On the first day of the month, sunrise is at 6:38 am and sunset at 7:34 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:50 pm PDT.
Sunshine
In Morgan Hill, the average sunshine in September is 11.3h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In September, an average UV index of 5 transforms into the following instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Minimize direct exposure to the Sun during midday when its radiation is at its peak. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
Is it hot in Morgan Hill during September?
What is the average humidity in September in Morgan Hill?
How much does it rain in Morgan Hill in September?
How many hours of daylight does Morgan Hill have in September?
What time are sunrise and sunset in September in Morgan Hill?
How long on average sun shines in September in Morgan Hill?
What is the UV index reading in September in Morgan Hill?
Average temperature in September
Morgan Hill, CA
- Average high temperature in September: 82.8°F
The warmest months (with the highest average high temperature) are July and August (85.5°F).
The month with the lowest average high temperature is December (55.9°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is August (55°F).
The coldest months (with the lowest average low temperature) are February and December (40.6°F).
Average pressure in September
Morgan Hill, CA
- Average pressure in September: 29.92"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in September
Morgan Hill, CA
- Average wind speed in September: 4.3mph
The windiest month (with the highest average wind speed) is May (5.4mph).
The calmest months (with the lowest average wind speed) are January and November (4mph).
Average humidity in September
Morgan Hill, CA
- Average humidity in September: 57%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (56%).
Average rainfall in September
Morgan Hill, CA
- Average rainfall in September: 0.12"
The wettest month (with the highest rainfall) is January (1.97").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in September
Morgan Hill, CA
- Average rainfall days in September: 2.4 days
The month with the highest number of rainy days is March (12.4 days).
The month with the least rainy days is August (0.8 days).
Average daylight in September /
Average sunshine in September
Morgan Hill, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 11h and 2min
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 0min).
Average sunshine days in September
Morgan Hill, CA
- Average sunshine days in September: 27 days
The month with the most sunshine days is August (29.1 days).
The month with the least sunshine days is March (17.3 days).
Average UV index in September
Morgan Hill, CA
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Morgan Hill, CA
- Average cloud cover in September: 8
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 5).
Average visibility in September
Morgan Hill, 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).
Morgan Hill, California, USA
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