Pasadena Weather in January

January in Pasadena brings pleasant temperatures, with highs of 21°C (70°F) and nights dropping to 9°C (48°F). Rainfall is on the higher side this month, averaging around 81 mm (3.2 in), so keep a rain jacket handy.

Rainfall in Pasadena in January

Typically, you can expect about 6 days of rain this month, with 81 mm (3.2 in) on average. Although rain is not especially frequent, individual showers can still be quite heavy.

Temperature in Pasadena in January

Pasadena has perfect weather in January, with days reaching 21°C (70°F) and nights cooling to 9°C (48°F). January is part of winter. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Pasadena in January

Expect a lot of sunshine this month, with about 224 hours of sun. These sunny conditions add to the overall experience.

If you're inclined towards comfortable temperatures and drier conditions, January is a good time to visit Pasadena.

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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 Pasadena's climate page.

Pasadena Temperature in January

Min Temperature 9°C (48°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 20%  

Precipitation 81 mm (3.2 in)  

Rainy days 6 days  

Humidity 57% *  

Sunshine 224 hours *  

Percentage Sunshine 71% *  

* Data from: Los Angeles, the United States of America (33 KM, 20 Miles).

What to Wear in Pasadena in January

Pleasant temperatures in January mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Pasadena in January

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

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

4/10

Outdoor sports

9/10

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 Pasadena's climate page.

More climate data for Pasadena

Temperature Rainfall Sunshine Humidity

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