Warm
Average highs sit around 29°C, giving warm days by monthly-average standards.
Weather Guide
Jamestown, North Dakota, United States Average Monthly Weather
Weather score50Mixed annual avg
Best months: July, August, June
Across the year, average daytime temperatures are around 11°C, sunshine averages 7.1h per day, and rainfall totals about 449mm.
Annual weather
Annual averages
Temp
11°C
Rain
449mm
Annual total
Sun
7.1h
Weather score
50
Mixed avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 75mm, which is relatively low for holiday planning.
Bright
Sunshine averages 11h per day, so bright days are a strong part of the month.
Map
Weather map
Compare Jamestown, North Dakota, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
July29°C average high
July is one of Jamestown's warmest months, with daytime heat above the yearly average.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
July75mm average rain
July is wetter than Jamestown's yearly average, so flexible plans matter more.
Driest monthsJanuary to April and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
July11 hours average sun
July is one of Jamestown's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
July82 weather score
July is one of Jamestown's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
