Best time to visit Astoria, SD

A month-by-month travel weather guide based on NOAA 30-year climate normals.

The most comfortable travel window in Astoria runs from May through September — 5 months of pleasant temperatures and modest rainfall.

January Cold
High
20.4°F
Low
3.2°F
Precip
in

Winter weather. Plan around weather; good for snow sports if applicable.

Daylight ≈ 8h 60m

February Cold
High
24.8°F
Low
7.2°F
Precip
in

Winter weather. Plan around weather; good for snow sports if applicable.

Daylight ≈ 10h 12m

March Cold
High
37.2°F
Low
19.2°F
Precip
in

Winter weather. Plan around weather; good for snow sports if applicable.

Daylight ≈ 11h 41m

April Cool
High
52.2°F
Low
31.7°F
Precip
in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 13h 15m

May Good
High
65.4°F
Low
44.4°F
Precip
in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 14h 37m

June Excellent
High
75.1°F
Low
55.3°F
Precip
in

Sweet spot — comfortable highs in the 65-80°F range, mild nights, low rain. Ideal for nearly any outdoor plan.

Daylight ≈ 15h 19m

July Good
High
80.1°F
Low
59.7°F
Precip
in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 15h 3m

August Excellent
High
77.7°F
Low
57.9°F
Precip
in

Sweet spot — comfortable highs in the 65-80°F range, mild nights, low rain. Ideal for nearly any outdoor plan.

Daylight ≈ 13h 52m

September Good
High
70.3°F
Low
48.8°F
Precip
in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 12h 17m

October Cool
High
55.9°F
Low
35.5°F
Precip
in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 10h 43m

November Cold
High
39.6°F
Low
21.7°F
Precip
in

Winter weather. Plan around weather; good for snow sports if applicable.

Daylight ≈ 9h 20m

December Cold
High
25.5°F
Low
10.2°F
Precip
in

Winter weather. Plan around weather; good for snow sports if applicable.

Daylight ≈ 8h 39m

Looking for similar climates? See Astoria's climate twins. Or jump straight to the full climate profile.