Baltimore in september: average Weather, Temperature and Climate
Weather in Baltimore in september 2025
The weather in Baltimore in september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather UV index: 6
Weather at 6am
67°F
Clear/Sunny
45% of time
23%
13%
8%
Weather at 12pm
79°F
Clear/Sunny
45% of time
25%
14%
9%
Weather at 6pm
70°F
Clear/Sunny
49% of time
20%
19%
8%
Weather at 3am
65°F
41%
20%
18%
12%
Evolution of daily average temperature and precipitation in Baltimore in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Baltimore in september.
The climate of Baltimore in september is good
In september in Baltimore, the climate is wet (with 5.6in of rainfall over 6 days). This is better than the previous month since in august it receives an average of 7.2in of rainfall over 11 days.
The climate quite nice in that area september. Temperatures are up to 79°F. In the morning the temperature drops to 67°F. Thus, the mean temperature average in september in Baltimore is 74°F. Note that these seasonal averages are in contrast with those observed in Baltimore in september with a maximum record of 95°F in 2010 and a minimum record of 49°F in 2011. You can expect to have about 6 days with temperatures up to 86°F, or 20 of the month.
On this month of september, day length in Baltimore is generally 12:26. The sun rises at 05:48 and sets at 18:14.
With a good weather, this month is a good month to go in that area.
Seasonal average climate and temperature of Baltimore in september
Check below seasonal norms These statistics are generated from the weather statements earlier years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 74°F | ||||
| Highest temperature | 79°F | ||||
| Lowest temperature | 67°F | ||||
| Highest record temperature | 95°F (2010) | ||||
| Lowest record temperature | 49°F (2011) | ||||
| Number of days at +86°F | 6 day(s) (20%) | ||||
| Number of days at +65°F | 29 day(s) (97%) | ||||
| Sea temperature | |||||
| Average sea temperature | 74°F | ||||
| Lowest sea temperature | 71°F | ||||
| Highest sea temperature | 77°F | ||||
| Wind | |||||
| Wind speed | 15km/h | ||||
| Wind temperature | 67°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 5.6in | ||||
| Number of days with rainfall | 6 day(s) (22%) | ||||
| Record daily rainfall | 4.8in (2010) | ||||
| Other climate data | |||||
| Humidity | 83% | ||||
| Visibility | 9.06km | ||||
| Cloud cover | 33% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:48 | ||||
| Time of sunset | 18:14 | ||||
| Length of day | 12:26 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Baltimore in september 2024:
72°F to 83°F
70°F to 77°F
59°F to 76°F
61°F to 77°F
59°F to 79°F
65°F to 76°F
68°F to 72°F
54°F to 72°F
58°F to 79°F
63°F to 85°F
65°F to 83°F
63°F to 81°F
65°F to 81°F
67°F to 83°F
65°F to 83°F
61°F to 77°F
67°F to 72°F
67°F to 70°F
63°F to 68°F
68°F to 76°F
70°F to 76°F
67°F to 70°F
65°F to 72°F
63°F to 65°F
68°F to 72°F
72°F to 83°F
70°F to 76°F
68°F to 72°F
68°F to 72°F
63°F to 67°F
Map: other cities in the United States (USA) in september
Cities near Baltimore:
| Maryland in september | good weather |
| Washington D. C. in september | good weather |
| Philadelphia in september | good weather |
| Wildwood in september | good weather |
| Ocean City (Maryland) in september | good weather |
| Atlantic City in september | perfect weather |
| New Jersey in september | perfect weather |
| New York City in september | good weather |
| Virginia in september | good weather |
| Brooklyn in september | good weather |
| Virginia Beach in september | good weather |
| Pittsburgh in september | good weather |
Click over cities on the map for information about the weather in september.
Baltimore
perfect weather
good
tolerable
bad
very bad
Weather data for Baltimore in september:
Weather data for Baltimore for september are derived from an average of the weather forecast since 2009 in Baltimore. There is a margin of error and these forecasts are to be considered as general information only. The weather in Baltimore can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Baltimore.