October weather forecast
Rota, Northern Mariana Islands, USA

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Weather in October

October presents relatively less rainfall, averaging at 12.5" (318mm), offering a slight relief from the heavier showers over the past three months in Rota. The diminishing daylight hours coupled with the shortest sunshine duration suggest a shift towards the year's end. Despite the decrease in sunlight, the sea temperature remains stable, allowing for constant enjoyment of water activities. The month is characterized by a gradual departure from monsoon conditions while retaining a high UV index. The slight reduction in rainfall hints at the impending drier months while the tropical climate continues to prevail.

Temperature

Peak temperatures are observed in April through November, averaging a high-temperature of 87.8°F (31°C).

Rainfall

In Rota, during October, the rain falls for 22 days and regularly aggregates up to 12.52" (318mm) of precipitation. In Rota, during the entire year, the rain falls for 247 days and collects up to 94.29" (2395mm) of precipitation.

Ocean temperature

June through November, with an average ocean temperature of 84.2°F (29°C), are months with the warmest seawater in Rota.
Note: Temperatures between 77°F (25°C) and 84.2°F (29°C) are excellent for swimming, diving, and other water activities, providing comfort and enjoyment for extended periods without discomfort.

Daylight

In October, the average length of the day is 11h and 49min.
On the first day of the month, sunrise is at 6:08 am and sunset at 6:08 pm. On the last day of October, in Rota, sunrise is at 6:13 am and sunset at 5:51 pm ChST.

Sunshine

October has the least sunshine of the year, with an average of 4h of sunshine.

UV index

The average daily maximum UV index in October in Rota is 11. A UV Index value of 11, and more, symbolizes an excessive health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In October, a daily maximum UV index of 11 leads to the following instructions:
Carry out every crucial safety measure. People with fair skin may sustain burns in fewer than 5 minutes. 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. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Despite the cloudy weather, sunscreen with a sun protection factor of at least 30 should be liberally applied and reapplied, including after a swim or outdoor activity. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.
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Frequently asked questions

What is the hottest time of year in Rota?

During April through November, Rota experiences its warmest period, with an average high-temperature of 87.8°F (31°C).

How hot is October in Rota?

In Rota, 87.8°F (31°C) is the average high-temperature and 77°F (25°C) is the average low-temperature during October.

How many days does it rain in October in Rota?

In Rota, during October, the rain falls for 22 days and regularly aggregates up to 12.52" (318mm) of precipitation.

When is the ocean warmest in Rota?

June through November, with an average ocean temperature of 84.2°F (29°C), are months with the warmest seawater in Rota, Northern Mariana Islands.

How warm is the water in October in Rota?

In Rota, Northern Mariana Islands, the average seawater temperature in October is 84.2°F (29°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Rota have in October?

In October, the average day length is 11h and 49min.

When is the sunrise / sunset in October in Rota?

In October, on the first day of the month, sunrise is at 6:08 am and sunset at 6:08 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 5:51 pm ChST.

What is the month with the least sunshine in Rota?

With an average of 4h of sunshine, October has the least sunshine of the year.

How long on average sun shines in October in Rota?

The average sunshine duration in October in Rota is 4h.

What is the UV index intensity in October in Rota?

In Rota, Northern Mariana Islands, the average daily maximum UV index in October is 11. A UV Index estimate of 11, and higher, represents an extreme health threat from unprotected exposure to UV radiation.
Average low temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in October
Rota, Northern Mariana Islands, USA

Average temperature in October - Rota, Northern Mariana Islands, USA
  • Average high temperature in October: 88°F

The warmest months (with the highest average high temperature) are April, May, June, July, August, September, October and November (88°F).
The month with the lowest average high temperature is January (84°F).

  • Average low temperature in October: 77°F

The months with the highest average low temperature are May, June, July, August, September, October and November (77°F).
The coldest months (with the lowest average low temperature) are January, February, March, April and December (75°F).

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Average rainfall in October
Rota, Northern Mariana Islands, USA

Average rainfall in October - Rota, Northern Mariana Islands, USA
  • Average rainfall in October: 12.5"

The wettest month (with the highest rainfall) is August (14.4").
The driest month (with the least rainfall) is March (3.5").

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Average rainfall days in October
Rota, Northern Mariana Islands, USA

Average rainfall days in October - Rota, Northern Mariana Islands, USA
  • Average rainfall days in October: 22 days

The month with the highest number of rainy days is August (23 days).
The month with the least rainy days is April (18 days).

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Average sea temperature in October
Rota, Northern Mariana Islands, USA

Average sea temperature in October - Rota, Northern Mariana Islands, USA
  • Average sea temperature in October: 84°F

The best months for swimming (with the highest average sea temperature) are June, July, August, September, October and November (84°F).
The coldest months (with the lowest average sea temperature) are February and March (81°F).

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Average daylight in October /
Average sunshine in October
Rota, Northern Mariana Islands, USA

Average daylight in October / Average sunshine in October - Rota, Northern Mariana Islands, USA
  • Average daylight in October: 11h and 5min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in October: 4h

The months with the most sunshine are March, April, May and June (Average sunshine: 7h).
The month with the least sunshine is October (Average sunshine: 4h).

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Average UV index in October
Rota, Northern Mariana Islands, USA

Average UV index in October - Rota, Northern Mariana Islands, USA
  • Average UV index in October: 11

The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).

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Rota, Northern Mariana Islands, USA

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