Catonsville Weather in September

Thinking of visiting Catonsville in September? Expect high temperatures reaching 26°C (79°F) during the day, dropping to 15°C (59°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Catonsville in September

Typically around 9 days of rainfall are expected, averaging 121 mm (4.8 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Catonsville in September

If you're visiting Catonsville in September, expect highs of 26°C (79°F) and overnight lows around 15°C (59°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows of 15°C (59°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Catonsville in September

The days are predominantly sunny, with an estimated total of around 225 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If your ideal day consists of dry skies and pleasant temperatures, May, June and September typically offer the best circumstances for Catonsville.

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• January
• February
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• May
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• 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 Catonsville's climate page.

Catonsville Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 30%  

Precipitation 121 mm (4.8 in)  

Rainy days 9 days  

Humidity 68% *  

Sunshine 225 hours *  

Percentage Sunshine 60% *  

* Data from: Washington DC, the United States of America (53 KM, 33 Miles).

What to Wear in Catonsville in September

Warm but pleasant conditions in Catonsville in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. 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 Catonsville in September

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

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 Catonsville's climate page.

More climate data for Catonsville

Temperature Rainfall Sunshine Humidity

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