Best time to visit Grantsville, MD

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

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

January Cold
High
34.4°F
Low
16.7°F
Precip
3.01 in

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

Daylight ≈ 9h 29m

February Cold
High
37.6°F
Low
16.7°F
Precip
2.70 in

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

Daylight ≈ 10h 30m

March Cool
High
45.8°F
Low
23.6°F
Precip
3.65 in

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

Daylight ≈ 11h 44m

April Cool
High
58.7°F
Low
33.0°F
Precip
3.53 in

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

Daylight ≈ 13h 3m

May Good
High
67.8°F
Low
43.1°F
Precip
4.35 in

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

Daylight ≈ 14h 11m

June Good
High
75.8°F
Low
52.0°F
Precip
4.34 in

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

Daylight ≈ 14h 46m

July Good
High
79.5°F
Low
56.3°F
Precip
4.11 in

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

Daylight ≈ 14h 33m

August Excellent
High
78.5°F
Low
54.4°F
Precip
3.67 in

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

Daylight ≈ 13h 34m

September Good
High
73.2°F
Low
47.7°F
Precip
3.62 in

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

Daylight ≈ 12h 15m

October Cool
High
61.1°F
Low
36.6°F
Precip
2.98 in

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

Daylight ≈ 10h 55m

November Cool
High
49.3°F
Low
27.8°F
Precip
2.66 in

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

Daylight ≈ 9h 46m

December Cold
High
38.9°F
Low
21.3°F
Precip
3.06 in

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

Daylight ≈ 9h 12m

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