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
Waterford marks the start of January with an average high-temperature of a still refreshing 58.1°F (14.5°C), hinting at a slight fluctuation from December's 55.6°F (13.1°C). Waterford experiences a mean temperature of 41.2°F (5.1°C) during January nights.Humidity
The most humid month is January, with an average relative humidity of 71%.Rainfall
In January, the rain falls for 5.6 days. Throughout January, 0.55" (14mm) of precipitation is accumulated. Throughout the year, in Waterford, there are 47.2 rainfall days, and 5" (127mm) of precipitation is accumulated.Daylight
The average length of the day in January is 9h and 55min.On the first day of the month, sunrise is at 7:17 am and sunset at 4:55 pm. On the last day of January, in Waterford, sunrise is at 7:07 am and sunset at 5:25 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 estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In January, the average maximum UV index of 3 translates into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. To protect against the Sun's most potent rays, avoid direct exposure around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are January temperatures?
What is the most humid month?
What is the average humidity in January in Waterford?
How many days does it rain in January in Waterford?
How many hours of daylight does Waterford have in January?
When is the sunrise / sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Waterford, CA
- Average high temperature in January: 58.1°F
The warmest month (with the highest average high temperature) is July (97.3°F).
The month with the lowest average high temperature is December (55.6°F).
- Average low temperature in January: 41.2°F
The months with the highest average low temperature are July and August (63°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).
Average pressure in January
Waterford, CA
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Waterford, CA
- Average wind speed in January: 5mph
The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).
Average humidity in January
Waterford, 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 (35%).
Average rainfall in January
Waterford, CA
- Average rainfall in January: 0.55"
The wettest months (with the highest rainfall) are March and December (0.98").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in January
Waterford, CA
- Average rainfall days in January: 5.6 days
The month with the highest number of rainy days is March (7.8 days).
The month with the least rainy days is June (0.6 days).
Average daylight in January /
Average sunshine in January
Waterford, 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 6min).
Average sunshine days in January
Waterford, CA
- Average sunshine days in January: 24.9 days
The month with the most sunshine days is August (29 days).
The month with the least sunshine days is February (21.7 days).
Average UV index in January
Waterford, CA
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Waterford, CA
- Average cloud cover in January: 29
The months with the most cloud cover are March and December (Cloud cover 32).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in January
Waterford, 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).
Waterford, California, USA
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