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.

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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 Kingdom, check out our Harrow's climate page.

Harrow Temperature in January

Min Temperature 3°C (37°F)  

Max Temperature 9°C (48°F)  

Chance of Rain 57%  

Precipitation 59 mm (2.3 in)  

Rainy days 17 days  

Humidity 80% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 62 hours *  

Percentage Sunshine 23% *  

* Data from: London, the United Kingdom (13 KM, 8 Miles).

What to Wear in Harrow in January

We recommend to layer up for chilly conditions in Harrow in January. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Harrow in January

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

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

4/10

Outdoor sports

4/10

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 Kingdom, check out our Harrow's climate page.

More climate data for Harrow

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Harrow climate overview or explore weather in the United Kingdom.