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
Guasti's weather, upon January's arrival, documents an average high-temperature of a still comfortable 65.7°F (18.7°C), nearly identical to the prior month. In the month of January, the nighttime temperature dips to a steady average of 47.1°F (8.4°C).Humidity
In January, the average relative humidity is 48%.Rainfall
In Guasti, in January, during 5.7 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, there are 46.6 rainfall days, and 6.54" (166mm) of precipitation is accumulated.Daylight
In January, the average length of the day is 10h and 11min.On the first day of the month, sunrise is at 6:55 am and sunset at 4:51 pm. On the last day of January, sunrise is at 6:48 am and sunset at 5:19 pm PST.
Sunshine
In January, the average sunshine is 7h.UV index
In January, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In January, a daily UV index of 4 turns into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average January temperature?
What is the average humidity in January?
How much does it rain in January?
What is the average length of the day in January?
When are sunrise and sunset in January?
How many hours of sunshine does Guasti have in January?
How high is the UV index in January?
Average temperature in January
Guasti, CA
- Average high temperature in January: 65.7°F
The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is December (63°F).
- Average low temperature in January: 47.1°F
The month with the highest average low temperature is August (66.4°F).
The coldest month (with the lowest average low temperature) is February (45.9°F).
Average pressure in January
Guasti, CA
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in January
Guasti, CA
- Average wind speed in January: 5.3mph
The windiest month (with the highest average wind speed) is May (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).
Average humidity in January
Guasti, CA
- Average humidity in January: 48%
The months with the highest relative humidity are March and May (54%).
The month with the lowest relative humidity is August (43%).
Average rainfall in January
Guasti, CA
- Average rainfall in January: 0.98"
The wettest months (with the highest rainfall) are February and December (1.42").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in January
Guasti, CA
- Average rainfall days in January: 5.7 days
The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (1.1 days).
Average daylight in January /
Average sunshine in January
Guasti, CA
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January: 7h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The months with the least sunshine are February and December (Average sunshine: 6h and 54min).
Average sunshine days in January
Guasti, CA
- Average sunshine days in January: 24.4 days
The month with the most sunshine days is August (28.6 days).
The month with the least sunshine days is February (21.5 days).
Average UV index in January
Guasti, CA
- Average UV index in January: 4
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Guasti, CA
- Average cloud cover in January: 20
The months with the most cloud cover are February, March and December (Cloud cover 21).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in January
Guasti, 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).
Guasti, California, USA
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