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New Ulm (MN) Weather and Climate: A Comprehensive Guide

New Ulm 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 New Ulm is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 28°C in July to a very cold -5°C in the coolest month, January.

Nights are cooler, with lows often dropping to around -14°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, New Ulm receives mid-range precipitation levels, with 805 mm annually. The climate in New Ulm shows significant variation throughout the year. Expect high rainfall in June, with an average of 135 mm of precipitation over 13 rainy days.

In contrast, January offers drier and sunnier days, with around 17 mm of snowfall over 7 snowy days. For more details, please visit our New Ulm Precipitation page.

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

Forecast for New Ulm (MN)

Fri   Dec 27
5°C | 2°C
SE 3 m/s
7 mm
overcast and rain

overcast and rain

Sat   Dec 28
8°C | -1°C
W 4 m/s
almost clear and no rain

almost clear and no rain

Sun   Dec 29
6°C | -2°C
SE 3 m/s
broken clouds and no rain

broken clouds and no rain

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

During the months of May, June 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 New Ulm?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in New Ulm?
    July has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in New Ulm?
    The coldest month is January with an average maximum temperature of -5°C.
  • Which is the wettest month in New Ulm?
    June tops the wettest month list with 135 mm of rainfall.
  • Which is the driest month in New Ulm?
    January is the driest month with 17 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.