Baltimore weather in October: Baltimore, Maryland: normal highs, lows, rain and records for October
Baltimore in October has a normal high of 68°F and a normal low of 47°F, a daily mean of 57°F, falling from 74°F on the 1st to 63°F by the 31st. Measurable precipitation falls on 9 days in a normal October, 3.94 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 20°C and low of 8°C, 100 mm of precipitation in October.
- NOAA stationBaltimore Wash International Airport
- Station IDUSW00093721
- Location39.17°N 76.68°W
- Elevation156 ft (48 m)
- From the center10 miles
- Population568,271
- Jan 43° 25°
- Feb 46° 27°
- Mar 55° 34°
- Apr 67° 44°
- May 76° 53°
- Jun 84° 63°
- Jul 89° 68°
- Aug 87° 66°
- Sep 80° 59°
- Oct 68° 47°
- Nov 57° 37°
- Dec 48° 30°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Baltimore in October?
The normal high is 68°F and the normal low 47°F, for a daily mean of 57.4°F. October is 11.8°F cooler than September and 10.5°F warmer than November. October is the 6th warmest month of the year in Baltimore and the 6th wettest. Across the month the normal high falls 11°F, from 74°F on October 1 to 63°F on October 31. From one year to the next October's mean temperature typically moves about 2.3°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 55°F and 60°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 30%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 74°F | 53°F | 30% | 18% |
| October 8 | 71°F | 50°F | 29% | 18% |
| October 15 | 69°F | 47°F | 29% | 18% |
| October 22 | 66°F | 44°F | 28% | 18% |
| October 31 | 63°F | 41°F | 28% | 18% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 74°F | 53°F | 30% | 18% | 11 h 50 min |
| October 2 | 74°F | 52°F | 30% | 18% | 11 h 50 min |
| October 3 | 73°F | 52°F | 30% | 18% | 11 h 40 min |
| October 4 | 73°F | 51°F | 30% | 18% | 11 h 40 min |
| October 5 | 72°F | 51°F | 30% | 18% | 11 h 40 min |
| October 6 | 72°F | 51°F | 30% | 18% | 11 h 40 min |
| October 7 | 72°F | 50°F | 30% | 18% | 11 h 30 min |
| October 8 | 71°F | 50°F | 29% | 18% | 11 h 30 min |
| October 9 | 71°F | 49°F | 29% | 18% | 11 h 30 min |
| October 10 | 70°F | 49°F | 29% | 18% | 11 h 30 min |
| October 11 | 70°F | 48°F | 29% | 18% | 11 h 20 min |
| October 12 | 70°F | 48°F | 29% | 18% | 11 h 20 min |
| October 13 | 69°F | 48°F | 29% | 18% | 11 h 20 min |
| October 14 | 69°F | 47°F | 29% | 18% | 11 h 20 min |
| October 15 | 69°F | 47°F | 29% | 18% | 11 h 10 min |
| October 16 | 68°F | 46°F | 29% | 18% | 11 h 10 min |
| October 17 | 68°F | 46°F | 29% | 18% | 11 h 10 min |
| October 18 | 68°F | 46°F | 29% | 18% | 11 h 10 min |
| October 19 | 67°F | 45°F | 29% | 18% | 11 h |
| October 20 | 67°F | 45°F | 28% | 18% | 11 h |
| October 21 | 67°F | 44°F | 28% | 18% | 11 h |
| October 22 | 66°F | 44°F | 28% | 18% | 11 h |
| October 23 | 66°F | 44°F | 28% | 18% | 11 h |
| October 24 | 65°F | 43°F | 28% | 18% | 10 h 50 min |
| October 25 | 65°F | 43°F | 28% | 18% | 10 h 50 min |
| October 26 | 65°F | 43°F | 28% | 18% | 10 h 50 min |
| October 27 | 64°F | 42°F | 28% | 18% | 10 h 50 min |
| October 28 | 64°F | 42°F | 28% | 18% | 10 h 40 min |
| October 29 | 64°F | 42°F | 28% | 18% | 10 h 40 min |
| October 30 | 63°F | 41°F | 28% | 18% | 10 h 40 min |
| October 31 | 63°F | 41°F | 28% | 18% | 10 h 40 min |
- Normal high
- 68°FOctober average
- Normal low
- 47°FOctober average
- Precipitation
- 3.94 inmonth total
- Days with precipitation
- 90.01 inch or more
- Nights at 32°F or colder
- 1
- Daylight
- 11 h 50 min to 10 h 40 minOctober 1 to October 31
- Days at 70°F or more
- 13
- Days at 80°F or more
- 3
- Sunshine
- 72%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00093721; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Baltimore in October?
On a given October day the chance of 0.01 inch or more is 29% on average, highest around October 1 (30%). In all, 3.94 in falls on 9 days of a normal October, 1 of them with an inch or more.
In a normal October in Baltimore, 1 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00093721.
How humid and windy is Baltimore in October?
At 3 p.m. the normal temperature is 60°F with 49% relative humidity and a dew point of 41°F; at 6 a.m. it is 46°F with 82% humidity. The wind averages 6.4 mph, most often from the west-northwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 46°F | 41°F | 82% | 5.1 mph | 39% |
| 9 a.m. | 52°F | 43°F | 69% | 7.5 mph | 31% |
| noon | 59°F | 42°F | 53% | 9.4 mph | 25% |
| 3 p.m. | 60°F | 41°F | 49% | 9.3 mph | 27% |
| 6 p.m. | 54°F | 42°F | 62% | 5.5 mph | 36% |
| 9 p.m. | 50°F | 42°F | 74% | 4.9 mph | 45% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00093721. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for October in Baltimore?
The warmest October temperature on Baltimore's official record (since 1872) is 98°F, on October 2, 2019; the coldest is 25°F, on October 31, 1966. The wettest October brought 9.23 in (2005); the snowiest, 2.5 inches (1925).
The October mean against the 1991-2020 normal of 57.4°F: 2021 64.7°F (+7.3), 2022 55.9°F (−1.5), 2023 61.3°F (+3.9), 2024 56.2°F (−1.2), 2025 57.2°F (−0.2). 2 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 64.7°F | +7.3°F | 5.24 in |
| 2022 | 55.9°F | −1.5°F | 4.66 in |
| 2023 | 61.3°F | +3.9°F | 1.13 in |
| 2024 | 56.2°F | −1.2°F | 0.36 in |
| 2025 | 57.2°F | −0.2°F | 2.75 in |
Source: records: ACIS, NWS threaded record BWIthr; recent months: ACIS, station USW00093721. Records and recent months use complete months only.
How does October in Baltimore compare across Maryland?
Across the 26 places PlainClimate covers in Maryland, October normal highs run from 60°F in Frostburg to 72°F in Snow Hill; Baltimore's is 68°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.