Pasadena Weather in January

In Pasadena, January brings moderate daytime temperatures around 17°C (63°F), with nights cooling to 7°C (45°F). Expect quite a bit of rainfall this month.

Rainfall in Pasadena in January

This month experiences about 10 days of rain according to historical data, averaging 100 mm (3.9 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Pasadena in January

January in Pasadena brings moderate temperatures, with highs of 17°C (63°F) and nights around 7°C (45°F). January marks the winter season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 7°C (45°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. This period usually represents the year's more moderate temperatures, but it's far from being chilly.

Sunshine in Pasadena in January

You can expect a moderate amount of sunlight, with approximately 142 hours. This means a pleasant mix of sun and overcast.

Wind Speed in Pasadena in January

January has wind speeds averaging 4 m/s (8 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

Should you favor a climate that's both dry and comfortably warm, March typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.