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
With the onset of January, the average high-temperature registers at a still moderate 60.4°F (15.8°C), subtly different from December's 59.5°F (15.3°C). Montalvo, in the month of January, anticipates a consistent average low-temperature of 50.4°F (10.2°C).Humidity
The average relative humidity in January is 60%.Rainfall
January is the month with the most rainfall in Montalvo. Rain falls for 5.4 days and accumulates 1.34" (34mm) of precipitation.Daylight
The average length of the day in January is 10h and 11min.On the first day of the month, sunrise is at 7:02 am and sunset at 4:57 pm. On the last day of January, sunrise is at 6:54 am and sunset at 5:25 pm PST.
Sunshine
January, February and December, with an average of 6.8h of sunshine, are months with the least sunshine.UV index
In Montalvo, the average daily maximum UV index in January is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 4 during January leads to these instructions:
Take necessary precautions - Defending against sun damage is advocated. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in January?
What is the average humidity in January?
What is the wettest month?
How many days does it rain in January?
How many hours of daylight does Montalvo have in January?
When is the sunrise / sunset in January?
What are the months with the least sunshine?
How long on average sun shines in January?
How high is the UV index in January?
Average temperature in January
Montalvo, CA
- Average high temperature in January: 60.4°F
The warmest months (with the highest average high temperature) are August and September (74.3°F).
The month with the lowest average high temperature is February (59°F).
- Average low temperature in January: 50.4°F
The month with the highest average low temperature is August (62.6°F).
The coldest month (with the lowest average low temperature) is February (48.9°F).
Average pressure in January
Montalvo, CA
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.9"Hg).
Average wind speed in January
Montalvo, CA
- Average wind speed in January: 6.2mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest months (with the lowest average wind speed) are August and September (5mph).
Average humidity in January
Montalvo, CA
- Average humidity in January: 60%
The months with the highest relative humidity are June and July (69%).
The month with the lowest relative humidity is November (56%).
Average rainfall in January
Montalvo, CA
- Average rainfall in January: 1.34"
The wettest month (with the highest rainfall) is January (1.34").
The driest month (with the least rainfall) is June (0.12").
Average rainfall days in January
Montalvo, CA
- Average rainfall days in January: 5.4 days
The month with the highest number of rainy days is March (6 days).
The month with the least rainy days is August (2.1 days).
Average daylight in January /
Average sunshine in January
Montalvo, 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: 6h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).
Average sunshine days in January
Montalvo, CA
- Average sunshine days in January: 24.9 days
The month with the most sunshine days is October (26 days).
The month with the least sunshine days is July (20.4 days).
Average UV index in January
Montalvo, CA
- Average UV index in January: 4
The month with the highest UV index is August (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Montalvo, CA
- Average cloud cover in January: 20
The month with the most cloud cover is March (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in January
Montalvo, 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).
Montalvo, California, USA
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