Jamestown
Rhode Island, USA
Long-term weather forecast
Long-term weather forecast

November weather forecast and climate
Jamestown, RI

November, the last month of the autumn, in Jamestown, is another cool month, with average temperature fluctuating between 40.6°F (4.8°C) and 51.1°F (10.6°C).

Temperature

In November, the average high-temperature decreases, from a comfortable 61.7°F (16.5°C) in October, to a cool 51.1°F (10.6°C). In November, in Jamestown, the average low-temperature is 40.6°F (4.8°C).

Humidity

The average relative humidity in Jamestown, Rhode Island, is 74%.

Rainfall

In Jamestown, in November, it is raining for 10.6 days, with typically 2.36" (60mm) of accumulated precipitation. In Jamestown, during the entire year, the rain falls for 148.1 days and collects up to 29.65" (753mm) of precipitation.

Snowfall

January through March, May, November and December are months with snowfall. November is the first month it typically snows in Jamestown, Rhode Island. Throughout November, in the average 0.7 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 22.9 snowfall days, and 8.78" (223mm) of snow is accumulated.

Ocean temperature

In Jamestown, the average seawater temperature in November is 55°F (12.8°C).
Note: Swimming in 55°F (12.8°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In November, the average length of the day is 9.9h.

Sunshine

In November, the average sunshine is 5.4h.

UV index

In Jamestown, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in November in Jamestown?

In November, in Jamestown, the average high-temperature is 51.1°F (10.6°C), and the average low-temperature is 40.6°F (4.8°C).

What is the average humidity in November in Jamestown?

In Jamestown, Rhode Island, the average relative humidity in November is 74%.

How many days does it rain in November in Jamestown?

In November, the rain falls for 10.6 days. Throughout November, 2.36" (60mm) of precipitation is accumulated.

When does it start snowing in Jamestown?

November is the first month it typically snows in Jamestown, Rhode Island. Throughout November, in the average 0.7 snowfall days, it receives 0.08" (2mm) of snow.

How cold is the water in November in Jamestown?

In Jamestown, Rhode Island, the average seawater temperature in November is 55°F (12.8°C). Swimming in 55°F (12.8°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in November in Jamestown?

In November, the average length of the day is 9.9h.

How long on average sun shines in November in Jamestown?

In November, the average sunshine in Jamestown, Rhode Island, is 5.4h.

What is the UV index intensity in November in Jamestown?

In November, the average daily maximum UV index in Jamestown, Rhode Island, is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in November - Jamestown, RI
  • Average high temperature in November: 51.1°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in November: 40.6°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

Average humidity in November - Jamestown, RI
  • Average humidity in November: 74%

The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is March (73%).

Average rainfall in November - Jamestown, RI
  • Average rainfall in November: 2.36"

The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the lowest rainfall) is September (1.42").

Average rainfall days in November - Jamestown, RI
  • Average rainfall days in November: 10.6 days

The month with the highest number of rainy days is April (15.6 days).
The month with the lowest number of rainy days is January (8.3 days).

Average snowfall in November - Jamestown, RI
  • Average snowfall in November: 0.08"

The month with the highest snowfall is February (2.76").
Months with the lowest snowfall are April, June, July, August, September and October (0").

Average snowfall days in November - Jamestown, RI
  • Average snowfall days in November: 0.7 days

The month with the highest number of snowfall days is January (6.6 days).
Months with the lowest number of snowfall days are June, July, August, September and October (0 days).

Average sea temperature in November - Jamestown, RI
  • Average sea temperature in November: 55°F

The best month for swimming (with the highest average sea temperature) is August (69.6°F).
The coldest month (with the lowest average sea temperature) is February (38.1°F).

Average daylight in November / Average sunshine in November - Jamestown, RI
  • Average daylight in November: 9.9h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.2h).

  • Average sunshine in November: 5.4h

The month with most sunshine is August (Average sunshine: 10.5h).
The month with least sunshine is February (Average sunshine: 4.8h).

Average UV index in November - Jamestown, RI
  • Average UV index in November: 3

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March and December (UV index 2).