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Weather in Harrow for January 2026

Your guide to Harrow weather in January - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Harrow usually enjoys a light touch of snow in January.
    According to Harrow snow forecast for January 2026, no snow is expected until the end of the month.

    • Temperatures

  • Until now, January 2026 in Harrow is slightly cooler than the historical average by -0.6 °C.

  • The forecast for the next days in Harrow predicts temperatures to be around 9 °C, close to the historical average.

  • In general, the average temperature in Harrow at the beginning of January is 7.6 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 8 °C by the end of January.

    • Rain 🌧️

  • Harrow in January brings notable rainfall, with an average of 17 rainy days and a total precipitation of 70.2 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
11
Dry days
Average rainy days
17
Rainy days
Average snowy days
3
Snow days
Average temperatures
7°/3°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
79 %
Avg humidity

Harrow Weather January

Move between months or click on a day
December
February
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
10°
2
Overcast
7°
3
Moderate rain at times
7°
4
Patchy rain possible
7°
5
Overcast
8°
6
Patchy rain possible
8°
7
Moderate rain at times
6°
8
Heavy rain at times
5°
9
Patchy rain possible
5°
10
Heavy rain at times
6°
11
Moderate rain at times
7°
12
Overcast
8°
13
Partly cloudy
7°
14
Patchy rain possible
8°
15
Cloudy
6°
16
Moderate or heavy rain shower
6°
17
Partly cloudy
5°
18
Sunny
4°
19
Partly cloudy
5°
20
Overcast
7°
21
Partly cloudy
8°
22
Sunny
7°
23
Sunny
8°
24
Sunny
9°
25
Patchy rain possible
7°
26
Patchy rain possible
8°
27
Overcast
8°
28
Partly cloudy
8°
29
Mist
7°
30
Moderate rain
9°
31
Patchy rain possible
9°

Temperatures trend during January in Harrow

See the weather trend as well as the moving average line

January weather in Harrow day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
1 Jan. Patchy rain possible
Patchy rain possible
 10° /4° 5.5 mm 0 cm
2 Jan. Overcast
Overcast
 7° /3° 1.8 mm 0.1 cm
3 Jan. Moderate rain at times
Moderate rain at times
 7° /2° 1.8 mm 0 cm
4 Jan. Patchy rain possible
Patchy rain possible
 7° /3° 2.5 mm 1.1 cm
5 Jan. Overcast
Overcast
 8° /2° 6.2 mm 0.4 cm
6 Jan. Patchy rain possible
Patchy rain possible
 8° /2° 2.3 mm 0.1 cm
7 Jan. Moderate rain at times
Moderate rain at times
 6° /2° 1.7 mm 0 cm
8 Jan. Heavy rain at times
Heavy rain at times
 5° /1° 4.2 mm 0 cm
9 Jan. Patchy rain possible
Patchy rain possible
 5° /1° 3 mm 0.2 cm
10 Jan. Heavy rain at times
Heavy rain at times
 6° /1° 1.5 mm 0.1 cm
11 Jan. Moderate rain at times
Moderate rain at times
 7° /1° 1.2 mm 0 cm
12 Jan. Overcast
Overcast
 8° /4° 2 mm 0 cm
13 Jan. Partly cloudy
Partly cloudy
 7° /2° 3.1 mm 0 cm
14 Jan. Patchy rain possible
Patchy rain possible
 8° /3° 3.7 mm 0 cm
15 Jan. Cloudy
Cloudy
 6° /3° 4.9 mm 0 cm
16 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 6° /1° 3.1 mm 0 cm
17 Jan. Partly cloudy
Partly cloudy
 5° /1° 0.7 mm 0 cm
18 Jan. Sunny
Sunny
 4° /-1° 0 mm 0 cm
19 Jan. Partly cloudy
Partly cloudy
 5° /0° 0.5 mm 0 cm
20 Jan. Overcast
Overcast
 7° /1° 0 mm 0 cm
21 Jan. Partly cloudy
Partly cloudy
 8° /1° 4.1 mm 0 cm
22 Jan. Sunny
Sunny
 7° /3° 1.5 mm 0 cm
23 Jan. Sunny
Sunny
 8° /2° 3.1 mm 0 cm
24 Jan. Sunny
Sunny
 9° /4° 1.9 mm 0 cm
25 Jan. Patchy rain possible
Patchy rain possible
 7° /3° 1.4 mm 0 cm
26 Jan. Patchy rain possible
Patchy rain possible
 8° /2° 5.5 mm 0 cm
27 Jan. Overcast
Overcast
 8° /3° 5.1 mm 0 cm
28 Jan. Partly cloudy
Partly cloudy
 8° /3° 0.1 mm 0 cm
29 Jan. Mist
Mist
 7° /3° 0.1 mm 0 cm
30 Jan. Moderate rain
Moderate rain
 9° /6° 7.1 mm 0 cm
31 Jan. Patchy rain possible
Patchy rain possible
 9° /5° 2.2 mm 0 cm
Next
Important Notice
Our weather forecast for Harrow in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Harrow forecast closer to your planned date for the most up-to-date weather information.
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Harrow in January - FAQ

What are the expected maximum and minimum temperatures in Harrow during January?

Prepare for cooler days with highs just around 7° and colder nights, dipping below 3°.

How much rainfall should be expected in Harrow during January?

Moderate rainfall is anticipated in Harrow during January, with a total of 70.2 mm spread over approximately 17 days. Considering plans for rainy days is advisable.

Will it snow in Harrow in January 2026?

Harrow experiences an average snowfall of 2.27 cm during January, occurring over 3 days.

What are the typical wind conditions in Harrow during January?

The average wind speed in Harrow during January is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

Harrow snow forecast January 2026

Track daily snowfall levels and discover Harrow’s snowy potential this January ❄️
On average, Harrow sees 3 snowy days during January, with approximately 2.3 cm of total snowfall.

January rainfall patterns in Harrow

Explore the daily rainfall trends and prepare for Harrows January weather 💧
Typically, Harrow has 17 rainy days in January with a total of 70.2 mm of rainfall.

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Get accurate weather forecasts for Harrow, located at latitude 51.578 and longitude -0.332. Stay updated with localized weather information tailored for Harrow.

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