Rancho Cucamonga Weather in January

January in Rancho Cucamonga sees daytime temperatures around 20°C (68°F) and lows of 7°C (45°F) at night. The perfect weather makes it a good time to visit.

Rainfall in Rancho Cucamonga in January

Records from the past 30 years suggest around 5 days of rain, with 54 mm (2.1 in) average for the month. Although rain is not especially frequent, individual showers can still be quite heavy.

Temperature in Rancho Cucamonga in January

Weather in Rancho Cucamonga is at its perfect in January. Highs reach 20°C (68°F), while nights settle around 7°C (45°F). January is part of the winter season. Conditions are often most pleasant around the middle of the day. Nights drop to 7°C (45°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Rancho Cucamonga in January

The days are predominantly sunny, with an estimated total of around 198 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you're a fan of comfortable temperatures and drier conditions, January is a great time to visit.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Rancho Cucamonga's climate page.

Rancho Cucamonga Temperature in January

Min Temperature 7°C (45°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 17%  

Precipitation 54 mm (2.1 in)  

Rainy days 5 days  

Sunshine 198 hours *  

Percentage Sunshine *  

* Data from: Corona, the United States of America (25 KM, 16 Miles).

What to Wear in Rancho Cucamonga in January

Comfortable temperatures call for an easy wardrobe in January. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Rancho Cucamonga in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

10/10

Walking

10/10

Barbeque

7/10

Camping

4/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Rancho Cucamonga's climate page.

More climate data for Rancho Cucamonga

Temperature Rainfall Sunshine

See the full Rancho Cucamonga climate overview or explore weather in the United States of America.