September weather forecast
Río Colorado, Mexico

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Weather in September

The first month of the autumn, September, is also a fiery hot month in Río Colorado, Mexico, with an average temperature fluctuating between 27°C (80.6°F) and 37.6°C (99.7°F).

Temperature

The average high-temperature shows a slight dip in September, from August's scorching 41°C (105.8°F) to a torrid 37.6°C (99.7°F). The month of September records an average low-temperature of 27°C (80.6°F).

Humidity

In Río Colorado, the average relative humidity in September is 30%.

Rainfall

In Río Colorado, Mexico, in September, it is raining for 4.1 days, with typically 8mm (0.31") of accumulated precipitation. Throughout the year, there are 30 rainfall days, and 69mm (2.72") of precipitation is accumulated.

Daylight

In Río Colorado, the average length of the day in September is 12h and 21min.
On the first day of the month, sunrise is at 6:16 am and sunset at 7:03 pm. On the last day of September, in Río Colorado, sunrise is at 6:34 am and sunset at 6:25 pm PDT.

Sunshine

In September, the average sunshine in Río Colorado is 9.8h.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 8. A UV Index estimate of 8 to 10 represents a very high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 8 in September interprets into the following advice:
Act with urgency in protecting yourself. Without it, skin and eyes can be harmed in no time. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

How hot is it in Río Colorado in September?

An average high-temperature, in September, in Río Colorado, is 37.6°C (99.7°F) and the average low-temperature is 27°C (80.6°F).

What is the average humidity in September in Río Colorado?

In Río Colorado, the average relative humidity in September is 30%.

How many days does it rain in September in Río Colorado?

In Río Colorado, in September, it is raining for 4.1 days, with typically 8mm (0.31") of accumulated precipitation.

How many hours of daylight does Río Colorado have in September?

In September, the average day length in Río Colorado is 12h and 21min.

When are sunrise and sunset in September in Río Colorado?

On the first day of September, sunrise is at 6:16 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 6:25 pm PDT.

How many hours of sunshine does Río Colorado have in September?

In Río Colorado, the average sunshine duration in September is 9.8h.

What is the month with the highest UV index in Río Colorado?

The months with the highest UV index in Río Colorado, Mexico, are June through September, with an average maximum UV index of 8.

What is the UV index reading in September in Río Colorado?

In September, the average daily maximum UV index in Río Colorado, Mexico, is 8. A UV Index estimate of 8 to 10 represents a very high health vulnerability from unprotected exposure to UV radiation.

Average temperature in September
Río Colorado, Mexico

Average temperature in September - Río Colorado, Mexico
  • Average high temperature in September: 37.6°C

The warmest month (with the highest average high temperature) is July (41.2°C).
The month with the lowest average high temperature is December (19.5°C).

  • Average low temperature in September: 27°C

The month with the highest average low temperature is August (30.1°C).
The coldest month (with the lowest average low temperature) is December (10.3°C).

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Average pressure in September
Río Colorado, Mexico

Average pressure in September - Río Colorado, Mexico
  • Average pressure in September: 1008.8mbar

The month with the highest atmospheric pressure is January (1018.2mbar).
The month with the lowest atmospheric pressure is June (1007.4mbar).

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Average wind speed in September
Río Colorado, Mexico

Average wind speed in September - Río Colorado, Mexico
  • Average wind speed in September: 11.1km/h

The windiest month (with the highest average wind speed) is July (13.5km/h).
The calmest month (with the lowest average wind speed) is November (10.9km/h).

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Average humidity in September
Río Colorado, Mexico

Average humidity in September - Río Colorado, Mexico
  • Average humidity in September: 30%

The month with the highest relative humidity is December (38%).
The month with the lowest relative humidity is June (23%).

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Average rainfall in September
Río Colorado, Mexico

Average rainfall in September - Río Colorado, Mexico
  • Average rainfall in September: 8mm

The wettest month (with the highest rainfall) is July (11mm).
The driest months (with the least rainfall) are May and June (1mm).

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Average rainfall days in September
Río Colorado, Mexico

Average rainfall days in September - Río Colorado, Mexico
  • Average rainfall days in September: 4.1 days

The month with the highest number of rainy days is July (5.8 days).
The month with the least rainy days is May (0.7 days).

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Average daylight in September /
Average sunshine in September
Río Colorado, Mexico

Average daylight in September / Average sunshine in September - Río Colorado, Mexico
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in September: 9h and 5min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

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Average sunshine days in September
Río Colorado, Mexico

Average sunshine days in September - Río Colorado, Mexico
  • Average sunshine days in September: 25.2 days

The month with the most sunshine days is May (30 days).
The month with the least sunshine days is July (23.4 days).

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Average UV index in September
Río Colorado, Mexico

Average UV index in September - Río Colorado, Mexico
  • Average UV index in September: 8

The months with the highest UV index are June, July, August and September (UV index 8).
The month with the lowest UV index is December (UV index 4).

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Average cloud cover in September
Río Colorado, Mexico

Average cloud cover in September - Río Colorado, Mexico
  • Average cloud cover in September: 8

The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in September
Río Colorado, Mexico

Average visibility in September - Río Colorado, Mexico
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Río Colorado, Mexico

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