Best time to visit Waltham, MN

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

The most comfortable travel window in Waltham runs from July through September — 3 months of pleasant temperatures and modest rainfall.

January Cold
High
21.9°F
Low
5.4°F
Precip
1.12 in

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

Daylight ≈ 9h 5m

February Cold
High
26.4°F
Low
9.1°F
Precip
1.10 in

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

Daylight ≈ 10h 15m

March Cold
High
39.2°F
Low
22.7°F
Precip
2.03 in

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

Daylight ≈ 11h 41m

April Cool
High
54.9°F
Low
35.2°F
Precip
3.67 in

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

Daylight ≈ 13h 13m

May Good
High
67.5°F
Low
47.5°F
Precip
4.99 in

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

Daylight ≈ 14h 32m

June Wet
High
77.6°F
Low
58.2°F
Precip
5.07 in

Frequent rain. Bring waterproof gear; outdoor plans need flexibility.

Daylight ≈ 15h 13m

July Good
High
80.8°F
Low
61.2°F
Precip
4.85 in

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

Daylight ≈ 14h 58m

August Good
High
78.7°F
Low
58.7°F
Precip
4.07 in

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

Daylight ≈ 13h 49m

September Excellent
High
72.2°F
Low
50.0°F
Precip
3.60 in

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

Daylight ≈ 12h 17m

October Cool
High
58.3°F
Low
37.5°F
Precip
2.63 in

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

Daylight ≈ 10h 45m

November Cold
High
41.5°F
Low
24.7°F
Precip
1.84 in

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

Daylight ≈ 9h 24m

December Cold
High
27.9°F
Low
13.0°F
Precip
1.25 in

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

Daylight ≈ 8h 44m

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