Mandan (ND), United States of America - Weather and Climate
The weather in Mandan, North Dakota, United States of America, can vary greatly throughout the year.
Temperatures shift from warm
to very cold over the course of the year.
Rainfall levels are neither high nor low, falling within a moderate range.
Now, let’s break down all the climate details for a clearer picture.
Average maximum day and minimum night temperature
Depending on the time of the year, temperatures range from comfortable to very cold in Mandan. Average maximum daytime temperatures range from a comfortable 29°C in July, the warmest time of the year, to a very cold -4°C during cooler months like January.
At night, temperatures typically drop to an average of around -15°C during these months.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Generally, Mandan has a moderate amount of precipitation, averaging 525 mm of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, June receives moderate rainfall, averaging 97 mm of precipitation, recorded across 13 rainy days. In contrast, the drier season, January brings less snowfall, with 11 mm over 6 snowy days. For more details, please visit our Mandan Precipitation page.
The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in Mandan. While July receives considerable daily sunshine with up to 11.8 hours, November marks the darkest time of the year, where sunshine is scarce with only 4.1 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is high throughout the year in Mandan.
The city experiences its highest humidity in December, reaching 74%. In May, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Forecast for Mandan (ND)
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Mandan in the United States of America
During the months of 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:
Yes, the months of January, February and November are very dry.
The coldest season / winter is in the following months: January, February and December.
July has an average maximum temperature of 29°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of -4°C.
June tops the wettest month list with 97 mm of rainfall.
January is the driest month with 11 mm of precipitation.
July is the sunniest month with an average of 354 hours of sunshine.
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.
