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January Weather in Stock Island, United States

Last updated: June 24, 2025

In Stock Island, United States, the average temperature in January hovers around 22°C (71°F). Expect a comfortable range, with minimums dipping to 12°C (55°F) and maximums reaching 26°C (79°F). Be prepared for some rain, as the area sees about 27 mm (1.1 in) of precipitation over 5 days, complemented by a relatively high average humidity of 81%.

January Temperature in Stock Island

In January in Stock Island, the average temperature is 22°C (71°F). The maximum can reach 26°C (79°F), and the minimum can be as low as 12°C (55°F). This pleasant climate makes Stock Island an ideal destination for outdoor activities and sightseeing during this time of year.

January Weather in Stock Island: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Stock Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stock Island, January typically has an average temperature of 22°C (71°F), with highs reaching up to 26°C (79°F) and lows dropping to around 12°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec717374777982838482817774
Data source: Temperature data for Stock Island generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Stock Island

In Stock Island in January, the precipitation amount is 27 mm (1.1 in) over a period of 5 days.

January Precipitation Trends in Stock Island

The chart displays monthly precipitation patterns in Stock Island, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Stock Island, January typically receives around 27 mm (1.1 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec27271840139941031001721338344
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Stock Island

In Stock Island in January humidity is 81%. With an average temperature of 22°C (71°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities somewhat challenging but offering a tropical ambiance perfect for exploring shaded areas and enjoying refreshing drinks.

January Average Humidity in Stock Island

This chart illustrates the average monthly humidity levels in Stock Island, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Stock Island is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%76%73%71%70%70%72%76%79%80%81%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Stock Island

In Stock Island in January, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Stock Island.

Maximum UV Index Levels in Stock Island for January

The chart shows the monthly maximum UV Index (UVI) for Stock Island in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Stock Island typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111212131212111086
Data source: Stock Island January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How January Weather in Stock Island Compares to Other Months

Weather in Stock Island varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Stock Island, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Stock Island, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (71°F)27 mm (1.1 inches)81%high
February Weather23°C (74°F)27 mm (1.1 inches)79%very high
March Weather23°C (74°F)18 mm (0.7 inches)76%extreme
April Weather25°C (77°F)40 mm (1.6 inches)73%extreme
May Weather26°C (79°F)139 mm (5.5 inches)71%extreme
June Weather28°C (82°F)94 mm (3.7 inches)69%extreme
July Weather28°C (83°F)103 mm (4.0 inches)70%extreme
August Weather29°C (84°F)100 mm (3.9 inches)72%extreme
September Weather28°C (83°F)172 mm (6.8 inches)76%extreme
October Weather27°C (81°F)133 mm (5.2 inches)79%very high
November Weather25°C (77°F)83 mm (3.3 inches)80%very high
December Weather23°C (74°F)44 mm (1.7 inches)81%high

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