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
September
Weather in September
Temperature
The arrival of September brings an average high-temperature of a still warm 25.7°C (78.3°F), nearly identical to August's 24.4°C (75.9°F). Registro encounters a steady low-temperature average of 15.5°C (59.9°F) throughout the month of September.Humidity
In Registro, the average relative humidity in September is 83%.Rainfall
In Registro, Brazil, during September, the rain falls for 16.6 days and regularly aggregates up to 57mm (2.24") of precipitation. Throughout the year, there are 210 rainfall days, and 893mm (35.16") of precipitation is accumulated.Daylight
In Registro, the average length of the day in September is 11h and 58min.On the first day of September in Registro, sunrise is at 06:21 and sunset at 18:00. On the last day of the month, sunrise is at 05:51 and sunset at 18:10 -03.
Sunshine
The average sunshine in September is 6.5h.UV index
April through September, with an average maximum UV index of 5, are months with the lowest UV index in Registro. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 5 translates into these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Registro in September?
What is the average humidity in September in Registro?
How many days does it rain in September in Registro?
What is the average length of the day in September in Registro?
When are sunrise and sunset in September in Registro?
How long on average sun shines in September in Registro?
What are the months with the lowest UV index in Registro?
What is the UV index intensity in September in Registro?
Average temperature in September
Registro, Brazil
- Average high temperature in September: 25.7°C
The warmest month (with the highest average high temperature) is February (31°C).
The months with the lowest average high temperature are June and July (23.3°C).
- Average low temperature in September: 15.5°C
The month with the highest average low temperature is January (20.8°C).
The coldest month (with the lowest average low temperature) is July (13.5°C).
Average pressure in September
Registro, Brazil
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is July (1020.1mbar).
The month with the lowest atmospheric pressure is December (1011.6mbar).
Average wind speed in September
Registro, Brazil
- Average wind speed in September: 4.7km/h
The windiest months (with the highest average wind speed) are October, November and December (5km/h).
The calmest months (with the lowest average wind speed) are May and June (4km/h).
Average humidity in September
Registro, Brazil
- Average humidity in September: 83%
The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is December (82%).
Average rainfall in September
Registro, Brazil
- Average rainfall in September: 57mm
The wettest month (with the highest rainfall) is January (131mm).
The driest month (with the least rainfall) is August (37mm).
Average rainfall days in September
Registro, Brazil
- Average rainfall days in September: 16.6 days
The month with the highest number of rainy days is January (24.7 days).
The month with the least rainy days is June (11.3 days).
Average daylight in September /
Average sunshine in September
Registro, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 36min).
- Average sunshine in September: 6h and 3min
The months with the most sunshine are February and April (Average sunshine: 6h and 54min).
The months with the least sunshine are October and November (Average sunshine: 5h and 54min).
Average sunshine days in September
Registro, Brazil
- Average sunshine days in September: 8.7 days
The month with the most sunshine days is June (16.9 days).
The month with the least sunshine days is January (4 days).
Average UV index in September
Registro, Brazil
- Average UV index in September: 5
The months with the highest UV index are January, February, March, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August and September (UV index 5).
Average cloud cover in September
Registro, Brazil
- Average cloud cover in September: 61
The month with the most cloud cover is November (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 56).
Average visibility in September
Registro, Brazil
- Average visibility in September: 7km
The months with the highest visibility are September and December (7km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, October and November (6km).
