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 is the coldest month of the year, registering average temperatures as high as 25.4°C (77.7°F) and as low as 15.4°C (59.7°F).Humidity
The average relative humidity in January is 85%.Rainfall
In Arroyo Arriba, during January, the rain falls for 15.8 days and regularly aggregates up to 36mm (1.42") of precipitation. Throughout the year, there are 248.2 rainfall days, and 1018mm (40.08") of precipitation is accumulated.Daylight
In January, the average length of the day is 11h and 8min.On the first day of January, sunrise is at 07:15 and sunset at 18:16. On the last day of the month, sunrise is at 07:17 and sunset at 18:35 AST.
Sunshine
In January, the average sunshine is 7.7h.UV index
January, February, November and December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 5 during January leads to these instructions:
Act with care - The need to guard against sun damage is communicated. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What is the average January temperature?
What is the average humidity in January in Arroyo Arriba?
How much does it rain in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Arroyo Arriba have in January?
What are the months with the lowest UV index in Arroyo Arriba?
How high is the UV index in January?
Average temperature in January
Arroyo Arriba, Dominican Republic
- Average high temperature in January: 25.4°C
The warmest month (with the highest average high temperature) is August (28.9°C).
The month with the lowest average high temperature is January (25.4°C).
- Average low temperature in January: 15.4°C
The month with the highest average low temperature is October (19°C).
The coldest months (with the lowest average low temperature) are January and February (15.4°C).
Average pressure in January
Arroyo Arriba, Dominican Republic
- Average pressure in January: 1017.1mbar
The month with the highest atmospheric pressure is January (1017.1mbar).
The month with the lowest atmospheric pressure is October (1013mbar).
Average wind speed in January
Arroyo Arriba, Dominican Republic
- Average wind speed in January: 5.1km/h
The windiest months (with the highest average wind speed) are June and July (6km/h).
The calmest month (with the lowest average wind speed) is November (4.6km/h).
Average humidity in January
Arroyo Arriba, Dominican Republic
- Average humidity in January: 85%
The month with the highest relative humidity is November (86%).
The months with the lowest relative humidity are March and August (82%).
Average rainfall in January
Arroyo Arriba, Dominican Republic
- Average rainfall in January: 36mm
The wettest month (with the highest rainfall) is May (185mm).
The driest month (with the least rainfall) is February (34mm).
Average rainfall days in January
Arroyo Arriba, Dominican Republic
- Average rainfall days in January: 15.8 days
The month with the highest number of rainy days is May (24.7 days).
The month with the least rainy days is February (15.7 days).
Average daylight in January /
Average sunshine in January
Arroyo Arriba, Dominican Republic
- Average daylight in January: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in January: 7h and 4min
The months with the most sunshine are June, August and September (Average sunshine: 8h and 24min).
The month with the least sunshine is November (Average sunshine: 7h and 30min).
Average sunshine days in January
Arroyo Arriba, Dominican Republic
- Average sunshine days in January: 9.5 days
The month with the most sunshine days is January (9.5 days).
The month with the least sunshine days is April (4.3 days).
Average UV index in January
Arroyo Arriba, Dominican Republic
- Average UV index in January: 5
The months with the highest UV index are March, April, May, June, July, August, September and October (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 5).
Average cloud cover in January
Arroyo Arriba, Dominican Republic
- Average cloud cover in January: 51
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 41).
Average visibility in January
Arroyo Arriba, Dominican Republic
- Average visibility in January: 6km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (7km).
The month with the lowest visibility is January (6km).
