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
September's arrival in Milagrosa brings an average high-temperature of a still warm 25.5°C (77.9°F), demonstrating subtle variation from the preceding month. Milagrosa observes a minimal variance in temperature, with a consistent average low of 24.6°C (76.3°F) during the nights of September.Humidity
The months with the highest humidity in Milagrosa, São Tomé and Príncipe, are August through October, with an average relative humidity of 83%.Rainfall
In Milagrosa, during September, the rain falls for 15.8 days and regularly aggregates up to 35mm (1.38") of precipitation. In Milagrosa, São Tomé and Príncipe, during the entire year, the rain falls for 241.7 days and collects up to 1287mm (50.67") of precipitation.Daylight
In Milagrosa, the average length of the day in September is 12h and 7min.On the first day of the month, sunrise is at 05:29 and sunset at 17:36. On the last day of September, sunrise is at 05:19 and sunset at 17:26 GMT.
Sunshine
In Milagrosa, the average sunshine in September is 5.4h.UV index
The average daily maximum UV index in September in Milagrosa is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 6 during September translates into the following guidance:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Milagrosa in September?
What is the most humid month in Milagrosa?
What is the average humidity in September in Milagrosa?
How much does it rain in Milagrosa in September?
How many hours of daylight does Milagrosa have in September?
When are sunrise and sunset in September in Milagrosa?
How long on average sun shines in September in Milagrosa?
What is the UV index intensity in September in Milagrosa?
Average temperature in September
Milagrosa, São Tomé and Príncipe
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is March (28.8°C).
The month with the lowest average high temperature is July (24.5°C).
- Average low temperature in September: 24.6°C
The month with the highest average low temperature is March (27.5°C).
The coldest month (with the lowest average low temperature) is July (23°C).
Average pressure in September
Milagrosa, São Tomé and Príncipe
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is July (1014.3mbar).
The month with the lowest atmospheric pressure is February (1009.8mbar).
Average wind speed in September
Milagrosa, São Tomé and Príncipe
- Average wind speed in September: 16.8km/h
The windiest month (with the highest average wind speed) is July (17.7km/h).
The calmest month (with the lowest average wind speed) is December (10.8km/h).
Average humidity in September
Milagrosa, São Tomé and Príncipe
- Average humidity in September: 83%
The months with the highest relative humidity are August, September and October (83%).
The month with the lowest relative humidity is March (76%).
Average rainfall in September
Milagrosa, São Tomé and Príncipe
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is November (224mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in September
Milagrosa, São Tomé and Príncipe
- Average rainfall days in September: 15.8 days
The month with the highest number of rainy days is December (28.6 days).
The month with the least rainy days is June (7.3 days).
Average daylight in September /
Average sunshine in September
Milagrosa, São Tomé and Príncipe
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 6min).
The month with the shortest days is November (Average daylight: 12h and 6min).
- Average sunshine in September: 5h and 2min
The month with the most sunshine is February (Average sunshine: 8h and 36min).
The month with the least sunshine is August (Average sunshine: 5h and 0min).
Average sunshine days in September
Milagrosa, São Tomé and Príncipe
- Average sunshine days in September: 5.3 days
The month with the most sunshine days is June (16.4 days).
The month with the least sunshine days is December (1.5 days).
Average UV index in September
Milagrosa, São Tomé and Príncipe
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, October, November and December (UV index 7).
The month with the lowest UV index is July (UV index 5).
Average cloud cover in September
Milagrosa, São Tomé and Príncipe
- Average cloud cover in September: 62
The month with the most cloud cover is August (Cloud cover 65).
The month with the least cloud cover is February (Cloud cover 37).
Average visibility in September
Milagrosa, São Tomé and Príncipe
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September and December (10km).
The months with the lowest visibility are October and November (9km).
Milagrosa, São Tomé and Príncipe
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