Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
January, with average temperatures reaching a high of 31.3°C (88.3°F) and a low of 19.4°C (66.9°F), is the warmest month.Heat index
January's heat index is estimated at a hot 34°C (93.2°F). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular significance for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Humidity
With an average relative humidity of 55%, January is the least humid month in Merlo.Rainfall
In Merlo, during January, the rain falls for 5.2 days and regularly aggregates up to 9mm (0.35") of precipitation. Throughout the year, there are 69.2 rainfall days, and 143mm (5.63") of precipitation is accumulated.Daylight
The average length of the day in January is 14h and 10min.On the first day of the month, sunrise is at 05:45 and sunset at 20:11. On the last day of January, sunrise is at 06:13 and sunset at 20:02 -03.
Sunshine
In Merlo, the average sunshine in January is 10.5h.UV index
With an average maximum UV index of 7, January is the month with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, the maximum UV index of 7 transforms into these recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the hottest in Merlo?
Is it hot in Merlo during January?
What is the least humid month in Merlo?
What is the average humidity in January in Merlo?
How many days does it rain in January in Merlo?
What is the average length of the day in January in Merlo?
When is the sunrise / sunset in January in Merlo?
How many hours of sunshine does Merlo have in January?
When is the highest UV index in Merlo?
What is the UV index reading in January in Merlo?
Average temperature in January
Merlo, Argentina
- Average high temperature in January: 31.3°C
The warmest month (with the highest average high temperature) is January (31.3°C).
The month with the lowest average high temperature is July (13.9°C).
- Average low temperature in January: 19.4°C
The month with the highest average low temperature is January (19.4°C).
The coldest month (with the lowest average low temperature) is July (7.4°C).
Average pressure in January
Merlo, Argentina
- Average pressure in January: 1011.8mbar
The month with the highest atmospheric pressure is July (1019.1mbar).
The month with the lowest atmospheric pressure is December (1011mbar).
Average wind speed in January
Merlo, Argentina
- Average wind speed in January: 13.6km/h
The windiest month (with the highest average wind speed) is September (15.4km/h).
The calmest month (with the lowest average wind speed) is March (12.7km/h).
Average humidity in January
Merlo, Argentina
- Average humidity in January: 55%
The months with the highest relative humidity are May and July (76%).
The month with the lowest relative humidity is January (55%).
Average rainfall in January
Merlo, Argentina
- Average rainfall in January: 9mm
The wettest month (with the highest rainfall) is October (22mm).
The driest month (with the least rainfall) is September (5mm).
Average rainfall days in January
Merlo, Argentina
- Average rainfall days in January: 5.2 days
The months with the highest number of rainy days are April and October (6.8 days).
The month with the least rainy days is August (4.1 days).
Average daylight in January /
Average sunshine in January
Merlo, Argentina
- Average daylight in January: 14h and 1min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in January: 10h and 3min
The month with the most sunshine is December (Average sunshine: 11h and 18min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).
Average sunshine days in January
Merlo, Argentina
- Average sunshine days in January: 24.3 days
The month with the most sunshine days is August (25.1 days).
The month with the least sunshine days is February (20.6 days).
Average UV index in January
Merlo, Argentina
- Average UV index in January: 7
The month with the highest UV index is January (UV index 7).
The months with the lowest UV index are June and July (UV index 3).
Average cloud cover in January
Merlo, Argentina
- Average cloud cover in January: 16
The month with the most cloud cover is July (Cloud cover 36).
The month with the least cloud cover is January (Cloud cover 16).
Average visibility in January
Merlo, Argentina
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).
