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Late summer · Weather & things to do

Mount Washington in August

Little changes in Mount Washington from July: highs stay near 84°F (29°C), lows near 61°F (16°C), and about 3.2 in (81 mm) of rain falls.

It scores 79/100 for comfort, 4th of 12, which makes it a solid shoulder-season month.

Mount Washington, Pennsylvania, United States
Avg high
84°F (29°C)
Avg low
61°F (16°C)
Rain
3.2 in (81 mm)
Humidity
69%
Cloud cover
53%
Daylight
~13 h 36 min
Comfort score
79/100 · Great

What August feels like

Highs settle around 84°F (29°C), warm enough for short sleeves most of the day.

Mornings start much cooler: lows average 61°F (16°C), about 13°C (24°F) below the afternoon high.

Showers are part of the month, adding up to about 3.2 in (81 mm).

Mount Washington: August compared with the months either side
JulyAugustSeptember
Avg high84°F29°C84°F29°C77°F25°C
Avg low62°F17°C61°F16°C53°F12°C
Rain3.6 in91 mm3.2 in81 mm3.3 in85 mm
Daylight14 h 37 min13 h 36 min12 h 15 min
Comfort757987

Plan around August

August is shoulder season: good weather, a step below the best months (May and September & October).

What to pack for August

What to do in Mount Washington in August

August is good outdoor weather here, so these picks lean toward the open air.

Nearby in August

These averages also cover Downtown & the Cultural District.

NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.

Mount Washington in August: quick answers

Is August a good time to visit Mount Washington?

It's a good shoulder-season choice, scoring 79/100 against a best of 87 in May and September & October. Expect highs of 84°F (29°C) and 3.2 in (81 mm) of rain.

How hot is Mount Washington in August?

Average highs are 84°F (29°C) and average lows 61°F (16°C), making it the 2nd-warmest month by daytime highs.

Does it rain a lot in Mount Washington in August?

Some: about 3.2 in (81 mm) of rain falls across August on average, the 6th-driest month of the year. The annual total is about 39.0 in (991 mm).

What should I pack for Mount Washington in August?

Bring light, breathable clothes (highs average 84°F), sunscreen, sunglasses and a hat (strong sun this month), a warm layer for evenings (lows near 61°F), packable rain jacket or umbrella (about 3.2 in of rain) and comfortable walking shoes (most picks involve some walking).

Planning Mount Washington in August?

Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.

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