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Merrill (WI) Weather and Climate: A Comprehensive Guide

Merrill experiences great temperature shifts. The city's weather can transition from warm days to very cold weather. It maintains moderate precipitation patterns. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

The climate in Merrill is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 27°C in July to a very cold -6°C in the coolest month, February.

Nights are cooler, with lows often dropping to around -16°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Merrill receives mid-range precipitation levels, with 851 mm annually. The climate in Merrill shows significant variation throughout the year. Expect high rainfall in June, with an average of 122 mm of precipitation over 15 rainy days.

In contrast, February offers drier and sunnier days, with around 20 mm of snowfall over 7 snowy days. For more details, please visit our Merrill Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Forecast for Merrill (WI)

Sun   Dec 22
-3°C | -12°C
SE 5 m/s
partly cloudy and no rain

partly cloudy and no rain

Mon   Dec 23
0°C | -4°C
N 3 m/s
2 mm
overcast and slight snow

overcast and slight snow

Tue   Dec 24
-2°C | -7°C
SW 2 m/s
broken clouds and no rain

broken clouds and no rain

The best time of year to visit Merrill in the United States of America

During the months of June, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is winter in Merrill?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Merrill?
    July has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Merrill?
    The coldest month is February with an average maximum temperature of -6°C.
  • Which is the wettest month in Merrill?
    June tops the wettest month list with 122 mm of rainfall.
  • Which is the driest month in Merrill?
    February is the driest month with 20 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.