Updated October 2026
Mississippi National River & Recreation Area Weather by Month
Mississippi National River & Recreation Area is warmest in July, when the nearest NOAA climate station averages a high of 83°F and a low of 64°F, and coldest in January, with an average high of 24°F and an average low of 9°F. June is the wettest month, with about 4.6 inches of precipitation.
These figures are NOAA's 1991–2020 climate normals, the 30-year average for each calendar month, from the nearest long-record weather station, 2.2 miles from the park's reference point. A single station cannot describe a whole park: temperatures elsewhere in Mississippi National River & Recreation Area can differ from these, particularly with elevation.
Warmest month
Jul
83°F avg high
Coldest month
Jan
9°F avg low
Wettest month
Jun
4.6 in avg
Longest days
Jun
15.4 h of daylight
Average weather at Mississippi by month
| Month | Avg high | Avg low | Precipitation | Daylight |
|---|---|---|---|---|
| January | 24°F | 9°F | 0.5 in | 9.0 h |
| February | 29°F | 13°F | 0.5 in | 10.2 h |
| March | 42°F | 25°F | 1.4 in | 11.6 h |
| April | 57°F | 37°F | 2.6 in | 13.3 h |
| May | 69°F | 49°F | 4.0 in | 14.6 h |
| June | 79°F | 59°F | 4.6 in | 15.4 h |
| July | 83°F | 64°F | 4.0 in | 15.1 h |
| August | 80°F | 62°F | 4.1 in | 13.9 h |
| September | 72°F | 53°F | 3.1 in | 12.3 h |
| October | 58°F | 40°F | 2.5 in | 10.7 h |
| November | 42°F | 27°F | 1.3 in | 9.3 h |
| December | 29°F | 15°F | 0.7 in | 8.6 h |
| Year total | 29.3 in |
NOAA 1991–2020 climate normals from station USW00014927, 2.2 miles from the park's reference point. Daylight is the monthly average, computed from the park's latitude. Each month links to how crowded Mississippi is at that time of year.
Mississippi weather by season
Winter: December to February
Average highs bottom out at 24°F in January, between 29°F in December and 29°F in February, with average lows between 9°F and 15°F. The average high stays at or below freezing in all three months. Together the three months average 1.7 inches of precipitation, about 6% of the yearly total and less than in any other season. Daylight is at its shortest, about 8.6 hours in December.
Spring: March to May
Average highs climb from 42°F in March to 69°F in May, with average lows between 25°F and 49°F. The average low is at or below freezing in March. Together the three months average 8 inches of precipitation, about 27% of the yearly total. Daylight lengthens from about 11.6 hours in March to 14.6 in May.
Summer: June to August
Average highs peak at 83°F in July, between 79°F in June and 80°F in August, with average lows between 59°F and 64°F. Together the three months average 12.7 inches of precipitation, about 43% of the yearly total and more than in any other season. Daylight is at its longest, about 15.4 hours in June.
Fall: September to November
Average highs fall from 72°F in September to 42°F in November, with average lows between 27°F and 53°F. The average low is at or below freezing in November. Together the three months average 6.9 inches of precipitation, about 24% of the yearly total. Daylight shortens from about 12.3 hours in September to 9.3 in November.
What the National Park Service says about the weather
Minnesota has a continental climate characterized by cold winters and warm summers. Spring brings moderate temperatures and low humidity. Summer days may reach temperatures of more than 100°F (38°C), but are usually pleasant with temperatures in the low to mid-80°F (25-30°C). Autumn brings dry, warm days, cool nights and gorgeous fall colors. Winter daytime highs are around 25°F (-3°C). Rarely, winter daytime high temperatures may not get above -10°F (-23°C), sometimes with strong winds.
Weather description courtesy of the National Park Service — official park site.
Today's forecast for Mississippi
Averages describe a typical month, not this week. For current conditions and the seven-day outlook, the National Weather Service issues a forecast for the park's reference point at 44.94°N, 93.10°W. It covers that one spot, so other elevations in the park can differ from it, as they do from the averages above.
National Weather Service forecast for Mississippi National River & Recreation Area →
Weather and crowds together
July is both the warmest month and the busiest, with about 1.4× the visitors of the park's average month. December is the quietest. To see those crowds set against the weather for all twelve months, read the best time to visit Mississippi National River & Recreation Area. For hotels, cabins and rentals close to the park, see where to stay near Mississippi.
Where to stay near Mississippi
Picked a month for Mississippi National River & Recreation Area? Compare hotels, cabins and vacation rentals near the park with live availability and prices.
Top-rated places to stay near Mississippi
Prices for Oct 16–18, 4 adults. Change dates on the map below.
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Frequently Asked Questions
July is the warmest month at Mississippi National River & Recreation Area, with an average high of 83°F and an average low of 64°F. That is the 1991–2020 average at the nearest long-record NOAA station, 2.2 miles from the park's reference point. Temperatures inside the park can differ, particularly with elevation.
January is the coldest month at Mississippi National River & Recreation Area, with an average low of 9°F and an average high of 24°F, based on NOAA 1991–2020 climate normals.
June is the wettest month, with about 4.6 inches of precipitation. January and February are the driest, at about 0.5 inches each. The station records about 29.3 inches of precipitation in an average year.
Daylight at Mississippi National River & Recreation Area runs from about 8.6 hours a day in December to about 15.4 hours in June, computed from the park's latitude.
Weather at nearby parks
Keep exploring
Sources: NOAA NCEI U.S. Climate Normals 1991–2020 (station USW00014927), daylight computed from latitude, weather description from the National Park Service, crowd levels from National Park Service Visitor Use Statistics (2011–2025). Updated 2026-10-11. Lodging results are provided by Stay22; WhenToVisitParks may earn a commission from bookings, at no extra cost to you.