Cool
Average highs are around 19°C, so pack for cooler days.
October verdict
Mixed for holiday weather
Average highs are around 19°C, so pack for cooler days. Sunshine averages 6.2h per day, enough for a balanced month. Rainfall averages 35mm, which is relatively low for holiday planning.

Monthly averages
Temp
19°C
Rain
35mm
Sun
6.2h
Weather score
44
Mixed
Cool
Average highs are around 19°C, so pack for cooler days.
Drier
Rainfall averages 35mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6.2h per day, enough for a balanced month.
Map
Compare Walla Walla, Washington, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
October19°C average high
October is close to Walla Walla'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.
October35mm average rain
October sits near Walla Walla's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsFebruary and April to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
October6.2 hours average sun
October sits close to Walla Walla's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
October44 weather score
October scores below Walla Walla's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.