January weather forecastOwerri, Nigeria

January

Weather in January

January, like December, in Owerri, Nigeria, is a very hot winter month, with temperature in the range of an average low of 22.3°C (72.1°F) and an average high of 36°C (96.8°F).

Temperature

January and February mark Owerri's peak of temperatures, averaging a high-temperature of 36°C (96.8°F).

Heat index

January's average heat index is appraised at a life-threatening hot 45°C (113°F). Beware: Heat cramps and heat exhaustion are very likely. Heatstroke is imminent with prolonged activity.
The heat index's values are generally associated with conditions in shade and light breezes. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gauges the sensation of temperature factoring in the air's moisture content. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

The least humid month is January, with an average relative humidity of 53%.

Rainfall

In Owerri, Nigeria, in January, during 10.1 rainfall days, 15mm (0.59") of precipitation is typically accumulated. In Owerri, during the entire year, the rain falls for 283.6 days and collects up to 1467mm (57.76") of precipitation.

Daylight

In January, the average length of the day in Owerri, Nigeria, is 11h and 51min.
On the first day of the month, sunrise is at 06:40 and sunset at 18:29. On the last day of January, in Owerri, sunrise is at 06:48 and sunset at 18:41 WAT.

Sunshine

In January, the average sunshine is 9.5h.

UV index

January through April, October through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 7 in January transforms into this advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Updated: Jan 25, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The months of January and February bring the highest temperatures in Owerri, Nigeria, averaging a high of 36°C (96.8°F).

During January, Owerri experiences an average high-temperature of 36°C (96.8°F) and a low-temperature of 22.3°C (72.1°F). In January, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is appraised at 45°C (113°F).

With an average relative humidity of 53%, January is the least humid month in Owerri.

The average relative humidity in January in Owerri is 53%.

In Owerri, Nigeria, in January, during 10.1 rainfall days, 15mm (0.59") of precipitation is typically accumulated.

In Owerri, the average day length in January is 11h and 51min.

In January, on the first day of the month, sunrise is at 06:40 and sunset at 18:29. On the last day of the month, sunrise is at 06:48 and sunset at 18:41 WAT.

In January, the average sunshine duration in Owerri is 9.5h.

The months with the highest UV index in Owerri, Nigeria, are January through April, October through December, with an average maximum UV index of 7.

In January, the average daily maximum UV index in Owerri is 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

35°C

36°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

6.9km/h

7.7km/h

8.4km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

19.8

18.2

7.4

Average UV index

Average cloud cover

Average visibility

Average temperature in January
Owerri, Nigeria

Average high temperature in January: 36°C

The warmest months (with the highest average high temperature) are January and February (36°C).
The month with the lowest average high temperature is August (28.3°C).

Average low temperature in January: 22.3°C

The month with the highest average low temperature is March (25°C).
The coldest months (with the lowest average low temperature) are January, July and August (22.3°C).

Average pressure in January
Owerri, Nigeria

Average pressure in January: 1010.4mbar

The month with the highest atmospheric pressure is July (1013.5mbar).
The months with the lowest atmospheric pressure are February and March (1009.4mbar).

Average wind speed in January
Owerri, Nigeria

Average wind speed in January: 6.6km/h

The windiest month (with the highest average wind speed) is March (8km/h).
The calmest month (with the lowest average wind speed) is November (5.5km/h).

Average humidity in January
Owerri, Nigeria

Average humidity in January: 53%

The months with the highest relative humidity are July and September (89%).
The month with the lowest relative humidity is January (53%).

Average rainfall in January
Owerri, Nigeria

Average rainfall in January: 15mm

The wettest month (with the highest rainfall) is September (217mm).
The driest month (with the least rainfall) is December (10mm).

Average rainfall days in January
Owerri, Nigeria

Average rainfall days in January: 10.1 days

The month with the highest number of rainy days is October (30.4 days).
The month with the least rainy days is December (7.6 days).

Average daylight in January /
Average sunshine in January
Owerri, Nigeria

Average daylight in January: 11h and 48min

The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 48min).

Average sunshine in January: 9h and 30min

The month with the most sunshine is December (Average sunshine: 9h and 36min).
The month with the least sunshine is August (Average sunshine: 4h and 12min).

Average sunshine days in January
Owerri, Nigeria

Average sunshine days in January: 18.2 days

The month with the most sunshine days is December (19.8 days).
The months with the least sunshine days are September and October (0.1 days).

Average UV index in January
Owerri, Nigeria

Average UV index in January: 7

The months with the highest UV index are January, February, March, April, October, November and December (UV index 7).
The month with the lowest UV index is August (UV index 5).

Average cloud cover in January
Owerri, Nigeria

Average cloud cover in January: 19

The month with the most cloud cover is August (Cloud cover 78).
The month with the least cloud cover is January (Cloud cover 19).

Average visibility in January
Owerri, Nigeria

Average visibility in January: 10km

The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are June, July, August, September and October (6km).