December Weather in Rosso, Senegal

Last updated: August 31, 2025

In December, the average temperature in Rosso, Senegal hovers around 26°C (78°F), with minimums dipping to 15°C (59°F) and highs peaking at a sizzling 38°C (101°F). Expect clear skies, as precipitation is a rarity with 0 mm (0.0 in) recorded during the month. With an average humidity of just 40%, the weather remains comfortable and inviting for outdoor adventures.

December Temperature in Rosso

In December in Rosso, the average temperature is 26°C (78°F). Maximums can reach 38°C (101°F), while minimums can drop as low as 15°C (59°F). This makes Rosso an ideal destination for travelers seeking warm weather and plenty of sunshine during this time of year.

December Weather in Rosso: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Rosso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosso, December typically has an average temperature of 26°C (78°F), with highs reaching up to 38°C (101°F) and lows dropping to around 15°C (59°F).

Data source: Temperature data for Rosso generated using information from the Copernicus Climate Change Service.

December Precipitation in Rosso

In Rosso in December, the precipitation amount is 0 mm (0.0 in) during 0 days.

December Precipitation Trends in Rosso

The chart displays monthly precipitation patterns in Rosso, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Rosso, December typically receives around 0 mm (0.0 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Rosso

In Rosso in December humidity is 40%. With an average temperature of 26°C (78°F), this humidity feels like a comfortable and pleasant atmosphere for traveling, allowing you to enjoy outdoor activities without feeling overheated or sticky.

December Average Humidity in Rosso

This chart illustrates the average monthly humidity levels in Rosso, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Rosso is approximately 40%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rosso

In Rosso in December, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Rosso.

Maximum UV Index Levels in Rosso for December

The chart shows the monthly maximum UV Index (UVI) for Rosso in December, 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 December, the maximum UV index in Rosso typically reaches 8, which falls under the very high exposure category.

Data source: Rosso December 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 December Weather in Rosso Compares to Other Months

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

This table compares monthly weather conditions in Rosso, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	0 mm (0.0 inches)	36%	very high
February Weather	26°C (79°F)	0 mm (0.0 inches)	40%	very high
March Weather	27°C (82°F)	1 mm (0.0 inches)	41%	extreme
April Weather	29°C (84°F)	0 mm (0.0 inches)	44%	extreme
May Weather	29°C (84°F)	0 mm (0.0 inches)	51%	extreme
June Weather	30°C (86°F)	3 mm (0.1 inches)	67%	extreme
July Weather	29°C (85°F)	8 mm (0.3 inches)	72%	extreme
August Weather	30°C (86°F)	43 mm (1.7 inches)	77%	extreme
September Weather	30°C (87°F)	54 mm (2.1 inches)	78%	extreme
October Weather	32°C (89°F)	12 mm (0.5 inches)	71%	extreme
November Weather	29°C (85°F)	0 mm (0.0 inches)	44%	very high
December Weather	26°C (78°F)	0 mm (0.0 inches)	40%	very high