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
Weather in January
Temperature
Newcastle, South Africa, registers an average high-temperature of a still moderately hot 26.4°C (79.5°F) with the arrival of January, showing minor deviation from the preceding month. Newcastle in January observes a substantial swing from the daily highs, with average nighttime temperatures of 14.3°C (57.7°F).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 74%.Rainfall
In Newcastle, in January, it is raining for 17 days, with typically 55mm (2.17") of accumulated precipitation. Throughout the year, in Newcastle, there are 117.9 rainfall days, and 347mm (13.66") of precipitation is accumulated.Daylight
In January, the average length of the day is 13h and 40min.On the first day of January, sunrise is at 05:07 and sunset at 18:59. On the last day of the month, sunrise is at 05:31 and sunset at 18:55 SAST.
Sunshine
In Newcastle, the average sunshine in January is 10.6h.UV index
In Newcastle, the average daily maximum UV index in January is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 5 during January morphs into the following directions:
Exercise prevention - Protecting skin and eyes from harm is required. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What is the temperature in January in Newcastle?
What is the most humid month in Newcastle?
What is the average humidity in January in Newcastle?
How many days does it rain in January in Newcastle?
How many hours of daylight does Newcastle have in January?
What time are sunrise and sunset in January in Newcastle?
How long on average sun shines in January in Newcastle?
How high is the UV index in January in Newcastle?
Average temperature in January
Newcastle, South Africa
- Average high temperature in January: 26.4°C
The warmest month (with the highest average high temperature) is December (26.7°C).
The months with the lowest average high temperature are June and July (18°C).
- Average low temperature in January: 14.3°C
The month with the highest average low temperature is January (14.3°C).
The coldest month (with the lowest average low temperature) is July (4.5°C).
Average pressure in January
Newcastle, South Africa
- Average pressure in January: 1014.9mbar
The month with the highest atmospheric pressure is July (1024.7mbar).
The month with the lowest atmospheric pressure is December (1014.8mbar).
Average wind speed in January
Newcastle, South Africa
- Average wind speed in January: 7.6km/h
The windiest month (with the highest average wind speed) is September (10.7km/h).
The calmest month (with the lowest average wind speed) is March (7.2km/h).
Average humidity in January
Newcastle, South Africa
- Average humidity in January: 74%
The months with the highest relative humidity are January and February (74%).
The month with the lowest relative humidity is September (42%).
Average rainfall in January
Newcastle, South Africa
- Average rainfall in January: 55mm
The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in January
Newcastle, South Africa
- Average rainfall days in January: 17 days
The month with the highest number of rainy days is December (18 days).
The month with the least rainy days is July (2.1 days).
Average daylight in January /
Average sunshine in January
Newcastle, South Africa
- Average daylight in January: 13h and 4min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in January: 10h and 4min
The month with the most sunshine is October (Average sunshine: 11h and 24min).
The month with the least sunshine is April (Average sunshine: 7h and 6min).
Average sunshine days in January
Newcastle, South Africa
- Average sunshine days in January: 11.3 days
The month with the most sunshine days is July (27.1 days).
The month with the least sunshine days is December (9.2 days).
Average UV index in January
Newcastle, South Africa
- Average UV index in January: 5
The months with the highest UV index are November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in January
Newcastle, South Africa
- Average cloud cover in January: 39
The month with the most cloud cover is January (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 8).
Average visibility in January
Newcastle, South Africa
- Average visibility in January: 8km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February and March (8km).
Newcastle, South Africa
Weather forecast for your location
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