City of Baltimore (Baltimore)
September
Weather in City of Baltimore for September 2025
Your guide to City of Baltimore weather in September - trends and predictions
In general, the average temperature in City of Baltimore at the beginning of September is 29.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.4 °F by the end of September.
City of Baltimore in September brings notable rainfall, with an average of 18 rainy days and a total precipitation of 270.4 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
12
Dry days
18
Rainy days
0
Snow days
25°/17°
Temperatures
16 km/h
Avg max wind
69 %
Avg humidity
City of Baltimore in September average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | 2 28° | 3 30° | 4  31° | 5 32° | 6 31° | 7 29° |
| 8  28° | 9 28° | 10 29° | 11 29° | 12  28° | 13 27° | 14 27° |
| 15 27° | 16 26° | 17  21° | 18 24° | 19 24° | 20 25° | 21  25° |
| 22 22° | 23 20° | 24 18° | 25 20° | 26 21° | 27 22° | 28 21° |
| 29  20° | 30 21° |
You can click on date
Access City of Baltimore weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during September in City of Baltimore
See the weather trend as well as the moving average line
September weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 | Sunny | 28° /19° | 2.4 mm | 7 | |
| Sept. 2 | Sunny | 28° /17° | 0 mm | 7 | |
| Sept. 3 | Sunny | 30° /16° | 0 mm | 8 | |
| Sept. 4 | Patchy rain possible | 31° /19° | 0.2 mm | 7 | |
| Sept. 5 | Sunny | 32° /19° | 0 mm | 8 | |
| Sept. 6 | Sunny | 31° /21° | 0.9 mm | 7 | |
| Sept. 7 | Patchy rain possible | 29° /20° | 0.3 mm | 7 | |
| Sept. 8 | Partly cloudy | 28° /16° | 3.1 mm | 7 | |
| Sept. 9 | Patchy rain possible | 28° /17° | 3.8 mm | 7 | |
| Sept. 10 | Light rain shower | 29° /19° | 7.5 mm | 7 | |
| Sept. 11 | Patchy rain possible | 29° /19° | 0.8 mm | 7 | |
| Sept. 12 | Mist | 28° /19° | 0 mm | 7 | |
| Sept. 13 | Light rain shower | 27° /18° | 1.2 mm | 6 | |
| Sept. 14 | Sunny | 27° /17° | 0 mm | 7 | |
| Sept. 15 | Sunny | 27° /15° | 0 mm | 7 | |
| Sept. 16 | Sunny | 26° /14° | 4 mm | 6 | |
| Sept. 17 | Heavy rain | 21° /16° | 11.9 mm | 5 | |
| Sept. 18 | Light rain shower | 24° /16° | 26.1 mm | 6 | |
| Sept. 19 | Sunny | 24° /15° | 19.2 mm | 6 | |
| Sept. 20 | Partly cloudy | 25° /16° | 0 mm | 6 | |
| Sept. 21 | Overcast | 25° /18° | 40.6 mm | 6 | |
| Sept. 22 | Patchy rain possible | 22° /16° | 2.2 mm | 5 | |
| Sept. 23 | Heavy rain | 20° /15° | 37.7 mm | 5 | |
| Sept. 24 | Light rain shower | 18° /16° | 74.3 mm | 4 | |
| Sept. 25 | Patchy rain possible | 20° /16° | 4.5 mm | 5 | |
| Sept. 26 | Patchy rain possible | 21° /18° | 1.9 mm | 5 | |
| Sept. 27 | Overcast | 22° /17° | 14.3 mm | 5 | |
| Sept. 28 | Overcast | 21° /15° | 5.8 mm | 5 | |
| Sept. 29 | Moderate or heavy rain with thunder | 20° /17° | 7.4 mm | 5 | |
| Sept. 30 | Patchy rain possible | 21° /16° | 0.2 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for City of Baltimore in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the City of Baltimore forecast closer to your planned date for the most up-to-date weather information.
City of Baltimore in September - FAQ
What are the expected maximum and minimum temperatures in City of Baltimore during September?
During September, expect a variety of temperatures with highs around 25° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in City of Baltimore during September?
Significant rainfall exceeding 270.4 mm is expected in City of Baltimore during September, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in City of Baltimore during September?
The average wind speed in City of Baltimore during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in City of Baltimore
Explore the daily rainfall trends and prepare for City of Baltimores September weather 💧
UV exposure in City of Baltimore during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Top locations in City of Baltimore
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is City of Baltimore?Get accurate weather forecasts for City of Baltimore, located at latitude 39.29 and longitude -76.612. Stay updated with localized weather information tailored for City of Baltimore.
Found a mistake?
We appreciate your attention to details. Tell us here.