Arnold
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Arnold Weather in January

January in Arnold sees daytime temperatures around 5°C (41°F) and lows of -5°C (23°F) at night. As the driest month of the year.

Rainfall in Arnold in January

With the least rainfall of the year, this month offers good conditions for outdoor exploration, even if the temperatures are a little cool. Take advantage of the dry weather to plan your activities. Typically around 7 days of snow/rainfall are expected, averaging 54 mm (2.1 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Arnold in January

January in Arnold sees highs of 5°C (41°F) and lows of -5°C (23°F) overnight. Winter occurs in January. It stays cool throughout the day, so warm layers are a good idea from morning to evening. At -5°C (23°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. The coldest month of the year calls for plenty of warm layers. Be sure to pack your winter gear.

Sunshine in Arnold in January

The month experiences a moderate amount of sunlight, with 163 hours of sunshine. This provides a nice balance between sunshine and clouds.

If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Arnold. Our weather planner can help you explore destinations with more pleasant weather conditions.

Arnold Temperature in January

Min Temperature
-5°C (23°F)
Max Temperature
5°C (41°F)
Chance of Rain
23%
Precipitation
54 mm (2.1 in)
Rainy days
7 days
Humidity
72% *
Sunshine
163 hours *
Percentage Sunshine
53% *
* Data from: St. Louis, the United States of America (26 KM, 16 Miles).

Arnold Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Arnold - and find the best time to visit.

Best Places in the United States of America in January

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Arnold in January

We recommend to layer up for chilly conditions in Arnold 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Arnold in January

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

  • Swimming
    5/10
  • Cycling
    3/10
  • Walking
    3/10
  • Camping
    1/10
  • Outdoor sports
    3/10

Arnold 3-Day Forecast

Popular in January

Where to go in January - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.