October weather forecast
Jamaica, IA

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Weather in October

October, like September, is another mild autumn month in Jamaica, Iowa, with an average temperature ranging between max 60.4°F (15.8°C) and min 44.2°F (6.8°C).

Temperature

With the onset of October, Jamaica experiences a distinct temperature drop, with the average high-temperature reducing from September's moderately hot 75.4°F (24.1°C) to a moderate 60.4°F (15.8°C). The average low-temperature during October nights is a frosty 44.2°F (6.8°C).

Humidity

With an average relative humidity of 69%, October is the least humid month.

Rainfall

In Jamaica, in October, it is raining for 9.7 days, with typically 2.17" (55mm) of accumulated precipitation. Throughout the year, there are 131.7 rainfall days, and 26.65" (677mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.12" (3mm) of snow. In Jamaica, during the entire year, snow falls for 37.2 days and aggregates up to 13.35" (339mm) of snow.

Daylight

In Jamaica, the average length of the day in October is 11h and 4min.
On the first day of the month, sunrise is at 7:14 am and sunset at 6:58 pm. On the last day of October, sunrise is at 7:49 am and sunset at 6:12 pm CDT.

Sunshine

In Jamaica, the average sunshine in October is 5.7h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In October, the maximum UV index of 2 translates into these guidelines:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. To protect against the Sun's most potent rays, avoid direct exposure around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Frequently asked questions

What are the temperatures in October?

Jamaica in October has an average high-temperature of 60.4°F (15.8°C) and an average low-temperature of 44.2°F (6.8°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in July is appraised at 89.6°F (32°C).

What is the least humid month?

The least humid month in Jamaica is October, with an average relative humidity of 69%.

What is the average humidity in October?

In October, the average relative humidity is 69%.

How much does it rain in October?

In October, the rain falls for 9.7 days. Throughout October, 2.17" (55mm) of precipitation is accumulated.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.12" (3mm) of snow.

What is the average length of the day in October?

The average day length in October is 11h and 4min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 7:14 am and sunset at 6:58 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 6:12 pm CDT.

How many hours of sunshine does Jamaica have in October?

In Jamaica, Iowa, the average sunshine duration in October is 5.7h.

What is the month with the lowest UV index?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in October?

The average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Jamaica, IA

Average temperature in October - Jamaica, IA
  • Average high temperature in October: 60.4°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (27.1°F).

  • Average low temperature in October: 44.2°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (14°F).

Average pressure in October
Jamaica, IA

Average pressure in October - Jamaica, IA
  • Average pressure in October: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in October
Jamaica, IA

Average wind speed in October - Jamaica, IA
  • Average wind speed in October: 9.4mph

The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in October
Jamaica, IA

Average humidity in October - Jamaica, IA
  • Average humidity in October: 69%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (69%).

Average rainfall in October
Jamaica, IA

Average rainfall in October - Jamaica, IA
  • Average rainfall in October: 2.17"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in October
Jamaica, IA

Average rainfall days in October - Jamaica, IA
  • Average rainfall days in October: 9.7 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in October
Jamaica, IA

Average snowfall in October - Jamaica, IA
  • Average snowfall in October: 0.12"

The month with the highest snowfall is January (3.74").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Jamaica, IA

Average snowfall days in October - Jamaica, IA
  • Average snowfall days in October: 0.7 days

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Jamaica, IA

Average daylight in October / Average sunshine in October - Jamaica, IA
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in October: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in October
Jamaica, IA

Average sunshine days in October - Jamaica, IA
  • Average sunshine days in October: 18.9 days

The months with the most sunshine days are October, November and December (18.9 days).
The month with the least sunshine days is June (10.6 days).

Average UV index in October
Jamaica, IA

Average UV index in October - Jamaica, IA
  • Average UV index in October: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in October
Jamaica, IA

Average cloud cover in October - Jamaica, IA
  • Average cloud cover in October: 36

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July and September (Cloud cover 29).

Average visibility in October
Jamaica, IA

Average visibility in October - Jamaica, IA
  • Average visibility in October: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Jamaica, Iowa, USA

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