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
January's weather displays an average high-temperature of a still refreshing 58.6°F (14.8°C), slightly varied from December's 56.3°F (13.5°C). January is noted for a mean low-temperature of 41.5°F (5.3°C).Humidity
The most humid month is January, with an average relative humidity of 71%.Rainfall
In Gustine, California, in January, it is raining for 4.7 days, with typically 0.43" (11mm) of accumulated precipitation. In Gustine, during the entire year, the rain falls for 39 days and collects up to 3.35" (85mm) of precipitation.Daylight
In January, the average length of the day in Gustine, California, is 9h and 57min.On the first day of the month, sunrise is at 7:17 am and sunset at 4:57 pm. On the last day of January, sunrise is at 7:07 am and sunset at 5:27 pm PST.
Sunshine
The average sunshine in January is 6.4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The average daily UV index of 3 in January transforms into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in January?
What is the most humid month?
What is the average humidity in January?
How many days 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 Gustine have in January?
What are the months with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Gustine, CA
- Average high temperature in January: 58.6°F
The warmest month (with the highest average high temperature) is July (96.4°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in January: 41.5°F
The months with the highest average low temperature are July and August (61.9°F).
The coldest month (with the lowest average low temperature) is December (41°F).
Average pressure in January
Gustine, CA
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Gustine, CA
- Average wind speed in January: 4.4mph
The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is January (4.4mph).
Average humidity in January
Gustine, CA
- Average humidity in January: 71%
The month with the highest relative humidity is January (71%).
The month with the lowest relative humidity is July (38%).
Average rainfall in January
Gustine, CA
- Average rainfall in January: 0.43"
The wettest month (with the highest rainfall) is December (0.83").
The driest months (with the least rainfall) are June, August and September (0.04").
Average rainfall days in January
Gustine, CA
- Average rainfall days in January: 4.7 days
The month with the highest number of rainy days is March (6.6 days).
The month with the least rainy days is June (0.7 days).
Average daylight in January /
Average sunshine in January
Gustine, CA
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 6h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days in January
Gustine, CA
- Average sunshine days in January: 25.4 days
The month with the most sunshine days is August (29.3 days).
The month with the least sunshine days is February (22.3 days).
Average UV index in January
Gustine, CA
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Gustine, CA
- Average cloud cover in January: 29
The months with the most cloud cover are March and December (Cloud cover 31).
The months with the least cloud cover are July and August (Cloud cover 4).
Average visibility in January
Gustine, CA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Gustine, California, USA
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