Harrow Weather in January

January in Harrow averages 9°C (48°F) during the day and 3°C (37°F) at night. Around 59 mm (2.3 in) of rainfall is typical for this time of year.

Rainfall in Harrow in January

This month experiences about 17 days of rain according to historical data, averaging 59 mm (2.3 in). This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Harrow in January

Expect highs of 9°C (48°F) in Harrow in January, with nights dropping to around 3°C (37°F). January is a notable month of the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. As the coldest month of the year, it's important to pack plenty of warm clothes and winter gear.

Sunshine in Harrow in January

The area sees fewer sunny days, with a projection of about 62 hours of sunshine. This reduced sunlight makes it ideal for those who prefer overcast conditions over bright sunny days.

Wind Speed in Harrow in January

Wind speeds average 4 m/s (8 knots) during January. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

January in Harrow can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.