Climate and monthly weather forecast
Jamaica, IA

Share

Weather in January

January, like December, is another subzero cold winter month in Jamaica, Iowa, with temperature in the range of an average low of 14°F (-10°C) and an average high of 27.1°F (-2.7°C). Jamaica reaches its lowest average temperatures in January, measuring 27.1°F (-2.7°C) at the peak and 14°F (-10°C) at the lowest. Weather in January »

Weather in February

February, the last month of the winter in Jamaica, is another freezing cold month, with temperature in the range of an average high of 30.9°F (-0.6°C) and an average low of 17.2°F (-8.2°C). The average high-temperature is a still subzero cold 30.9°F (-0.6°C) in February, hardly different from the 27.1°F (-2.7°C) recorded in January. Weather in February »

Weather in March

March, the first month of the spring in Jamaica, is a frosty month, with an average temperature fluctuating between 46.4°F (8°C) and 31.5°F (-0.3°C). Jamaica sees a considerable increase in average high-temperatures during March, surging from a freezing cold 30.9°F (-0.6°C) in February to a chilly 46.4°F (8°C). Weather in March »

Weather in April

April in Jamaica, Iowa, is a mild spring month, with an average temperature fluctuating between 58.8°F (14.9°C) and 42.1°F (5.6°C). April brings a rise in the average high-temperature, transitioning from March's chilly 46.4°F (8°C) to a mild 58.8°F (14.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Jamaica, Iowa, with an average temperature fluctuating between 69.6°F (20.9°C) and 52.9°F (11.6°C). May's arrival signals an increase in average high-temperatures, moving from April's refreshing 58.8°F (14.9°C) to an agreeable 69.6°F (20.9°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Jamaica, Iowa, with an average temperature ranging between max 79.3°F (26.3°C) and min 62.8°F (17.1°C). June's onset witnesses a shift in the average high-temperature, moving from a pleasant 69.6°F (20.9°C) in May to a moderately hot 79.3°F (26.3°C). Weather in June »

Weather in July

July, like June, in Jamaica, Iowa, is a moderately hot summer month, with an average temperature varying between 82°F (27.8°C) and 64.9°F (18.3°C). The warmest temperatures occur during July, when averages reach a peak of 82°F (27.8°C) and a low of 64.9°F (18.3°C). July's mean heat index is estimated at a hot 89.6°F (32°C). Weather in July »

Weather in August

August, the last month of the summer in Jamaica, is also a moderately hot month, with temperature in the range of an average high of 80.4°F (26.9°C) and an average low of 62.2°F (16.8°C). The start of August sees the average high-temperature at a still moderately hot 80.4°F (26.9°C), showing little difference from July's 82°F (27.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Jamaica, Iowa, with an average temperature varying between 75.4°F (24.1°C) and 55.9°F (13.3°C). September's average high-temperature stands at a still warm 75.4°F (24.1°C), showing little deviation from August's 80.4°F (26.9°C). Weather in September »

Weather in October

October, the same as September, in Jamaica, Iowa, is another refreshing autumn month, with temperature in the range of an average high of 60.4°F (15.8°C) and an average low of 44.2°F (6.8°C). October signals a significant shift in the average high-temperature, falling from September's moderately hot 75.4°F (24.1°C) to a mild 60.4°F (15.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Jamaica, is also a frosty month, with an average temperature ranging between max 46.6°F (8.1°C) and min 32.7°F (0.4°C). A subtle decrease in the average high-temperature marks November, falling from October's refreshing 60.4°F (15.8°C) to a frosty 46.6°F (8.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Jamaica, Iowa, with temperature in the range of an average high of 32.9°F (0.5°C) and an average low of 21.4°F (-5.9°C). The onset of December brings a small change in high-temperatures, falling from a frosty 46.6°F (8.1°C) in November to a wintry 32.9°F (0.5°C). Weather in December »
[Resources]

Frequently asked questions

What is the coldest time of year in Jamaica?

January is the coldest month, exhibiting average temperatures of 27.1°F (-2.7°C) at the peak and 14°F (-10°C) at the base.

What is the most humid month in Jamaica?

The most humid month in Jamaica is January, with an average relative humidity of 83%.

What is the driest month in Jamaica?

The month with the least rainfall is January, when the rain falls for 4.9 days and typically collects 0.91" (23mm) of precipitation.

How much does it rain in Jamaica?

Throughout the year, in Jamaica, Iowa, there are 131.7 rainfall days, and 26.65" (677mm) of precipitation is accumulated.

When does it snow in Jamaica?

Months with snowfall are January through May, October through December.

When does it snow the most in Jamaica?

The month with the most snowfall in Jamaica is January, when snow falls for 10.8 days and typically aggregates up to 3.74" (95mm) of snow.

How much does it snow in Jamaica?

In Jamaica, Iowa, during the entire year, snow falls for 37.2 days and aggregates up to 13.35" (339mm) of snow.

What is the month with the least sunshine in Jamaica?

With an average of 4.2h of sunshine, January has the least sunshine of the year in Jamaica.

What are the months with the lowest UV index in Jamaica?

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

When is Daylight Saving Time (DST) in Jamaica?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Jamaica, Iowa, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the rainiest month in Jamaica?

The month with the most rainfall in Jamaica, Iowa, is May, when the rain falls for 17.5 days and typically aggregates up to 4.17" (106mm) of precipitation.

When it does not snow in Jamaica?

In Jamaica, Iowa, snow does not fall in June through September.

When are the longest days in Jamaica?

With an average of 15h and 12min of daylight, June has the longest days of the year in Jamaica, Iowa.

When is the highest UV index in Jamaica?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What time of the year is the hottest in Jamaica?

July is the month when Jamaica, Iowa, sees the average highest temperatures, with a high of 82°F (27.8°C) and a low of 64.9°F (18.3°C).

What month has the most sunshine in Jamaica?

The month with the most sunshine is July, with an average of 10.3h of sunshine.

What is the least humid month in Jamaica?

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

What is the month with the shortest days in Jamaica?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

Average pressure
Jamaica, IA

Average pressure - Jamaica, IA

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

[Resources]

Average wind speed
Jamaica, IA

Average wind speed - Jamaica, IA

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).

[Resources]

Average rainfall
Jamaica, IA

Average rainfall - Jamaica, IA

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

[Resources]

Average rainfall days
Jamaica, IA

Average rainfall days - Jamaica, IA

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).

[Resources]

Average snowfall
Jamaica, IA

Average snowfall - Jamaica, IA

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

[Resources]

Average snowfall days
Jamaica, IA

Average snowfall days - Jamaica, IA

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).

[Resources]

Average daylight / Average sunshine
Jamaica, IA

Average daylight / Average sunshine - Jamaica, IA

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).

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).

[Resources]

Average sunshine days
Jamaica, IA

Average sunshine days - Jamaica, IA

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).

[Resources]

Average UV index
Jamaica, IA

Average UV index - Jamaica, IA

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).

[Resources]

Average visibility
Jamaica, IA

Average visibility - Jamaica, IA

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).

[Resources]

Jamaica, Iowa, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location