Gaithersburg Weather in October

October in Gaithersburg averages 19°C (66°F) during the day and 8°C (46°F) at night. It is the wettest month of the year, with 136 mm (5.4 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Gaithersburg in October

During the wettest month of the year, an umbrella can be your best friend to stay dry. Rain is expected on roughly 10 days, totalling around 136 mm (5.4 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Gaithersburg in October

October in Gaithersburg sees highs of 19°C (66°F) and lows of 8°C (46°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 8°C (46°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Gaithersburg in October

The month enjoys around 205 hours of sunshine, creating mostly sunny days with good weather conditions.

If your ideal day consists of dry skies and pleasant temperatures, August typically offers the best circumstances for Gaithersburg.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Gaithersburg's climate page.

Gaithersburg Temperature in October

Min Temperature 8°C (46°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 33%  

Precipitation 136 mm (5.4 in)  

Rainy days 10 days  

Humidity 67% *  

Sunshine 205 hours *  

Percentage Sunshine 59% *  

* Data from: Washington DC, the United States of America (35 KM, 22 Miles).

What to Wear in Gaithersburg in October

Comfortable temperatures call for an easy wardrobe in October. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Gaithersburg in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Camping

3/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Gaithersburg's climate page.

More climate data for Gaithersburg

Temperature Rainfall Sunshine Humidity

See the full Gaithersburg climate overview or explore weather in the United States of America.