Best time to visit Lebanon, NH

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

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

January Cold
High
30.3°F
Low
9.3°F
Precip
2.29 in

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

Daylight ≈ 9h 6m

February Cold
High
33.9°F
Low
11.0°F
Precip
2.10 in

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

Daylight ≈ 10h 16m

March Cold
High
43.0°F
Low
20.7°F
Precip
2.70 in

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

Daylight ≈ 11h 42m

April Cool
High
56.6°F
Low
31.9°F
Precip
2.99 in

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

Daylight ≈ 13h 13m

May Good
High
69.7°F
Low
43.7°F
Precip
3.32 in

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

Daylight ≈ 14h 31m

June Excellent
High
77.9°F
Low
52.4°F
Precip
3.80 in

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

Daylight ≈ 15h 12m

July Good
High
82.7°F
Low
57.8°F
Precip
3.99 in

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

Daylight ≈ 14h 57m

August Good
High
81.1°F
Low
56.2°F
Precip
3.62 in

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

Daylight ≈ 13h 48m

September Good
High
72.9°F
Low
48.6°F
Precip
3.44 in

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

Daylight ≈ 12h 17m

October Cool
High
59.8°F
Low
37.4°F
Precip
4.00 in

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

Daylight ≈ 10h 46m

November Cool
High
46.8°F
Low
27.7°F
Precip
2.98 in

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

Daylight ≈ 9h 25m

December Cold
High
35.5°F
Low
18.1°F
Precip
2.84 in

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

Daylight ≈ 8h 46m

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