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January Weather in Saint Joseph, Dominica

Last updated: August 23, 2025

In Saint Joseph, Dominica during January, the average temperature hovers around a pleasant 25°C (78°F), with minimums dipping to 23°C (73°F) and peaking at 27°C (80°F). Expect about 35 mm (1.4 in) of precipitation spread across 12 days, accompanied by an average humidity of 78%. Enjoy the blend of warmth and humidity that defines this time of year!

January Temperature in Saint Joseph

In January in Saint Joseph, the average temperature is 25°C (78°F), with maximums reaching 27°C (80°F) and minimums dropping to as low as 23°C (73°F). This pleasant climate makes Saint Joseph an ideal destination for travelers looking to enjoy mild weather and comfortable conditions.

January Weather in Saint Joseph: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Saint Joseph, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Joseph, January typically has an average temperature of 25°C (78°F), with highs reaching up to 27°C (80°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777787980808181818079
Data source: Temperature data for Saint Joseph 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 Saint Joseph

In Saint Joseph in January, the precipitation amount is 35 mm (1.4 in) over a span of 12 days.

January Precipitation Trends in Saint Joseph

The chart displays monthly precipitation patterns in Saint Joseph, 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 Saint Joseph, January typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec353535333866911121181229956
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Saint Joseph

In Saint Joseph in January humidity is 78%. With an average temperature of 25°C (78°F), this humidity feels like walking through a warm, thick blanket, making every step feel heavier and the air noticeably sticky, which can be quite challenging for traveling.

January Average Humidity in Saint Joseph

This chart illustrates the average monthly humidity levels in Saint Joseph, 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 Saint Joseph is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%77%78%78%80%82%84%82%80%80%80%79%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Saint Joseph

In Saint Joseph in January, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Saint Joseph.

Maximum UV Index Levels in Saint Joseph for January

The chart shows the monthly maximum UV Index (UVI) for Saint Joseph 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 Saint Joseph typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111314141314131312109
Data source: Saint Joseph 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 Saint Joseph Compares to Other Months

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

This table compares monthly weather conditions in Saint Joseph, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)35 mm (1.4 inches)78%very high
February Weather25°C (77°F)35 mm (1.4 inches)77%extreme
March Weather25°C (77°F)35 mm (1.4 inches)78%extreme
April Weather25°C (78°F)33 mm (1.3 inches)78%extreme
May Weather26°C (79°F)38 mm (1.5 inches)80%extreme
June Weather27°C (80°F)66 mm (2.6 inches)82%extreme
July Weather27°C (81°F)91 mm (3.6 inches)84%extreme
August Weather27°C (81°F)112 mm (4.4 inches)82%extreme
September Weather27°C (82°F)118 mm (4.6 inches)80%extreme
October Weather27°C (81°F)122 mm (4.8 inches)80%extreme
November Weather26°C (80°F)99 mm (3.9 inches)80%very high
December Weather26°C (79°F)56 mm (2.2 inches)79%very high

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