Mild
Average highs are around 24°C, so days are mild rather than hot.
Weather Guide
Duncan, Oklahoma, United States Average Monthly Weather
Weather score60Good annual avg
Best months: June, September, July
Across the year, average daytime temperatures are around 23°C, sunshine averages 8.3h per day, and rainfall totals about 743mm.
Annual weather
Annual averages
Temp
23°C
Rain
743mm
Annual total
Sun
8.3h
Weather score
60
Good avg
Seasonal climate calendar
Trip feel
Drier
Rainfall averages 78mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.7h per day, enough for a balanced month.
Map
Weather map
Compare Duncan, Oklahoma, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
October24°C average high
October is close to Duncan's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
October78mm average rain
October sits near Duncan's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to March, July to August, and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
October7.7 hours average sun
October is below Duncan's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
October62 weather score
October sits close to Duncan's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
