Climateby Month

Baltimore, MD weather in October

NOAA 1991-2020 normals and daily records · Baltimore all year

Expect mild weather with some rain in Baltimore in October, with highs near 68°F and lows near 47°F. Rain falls on about 9 days. Good for outdoor plans.

Normal high
68°F
Normal low
47°F
Wet days
9
3.9 in total
Muggy days
1
dew point 65°F+

How October changes from start to finish

Normal values at the start and end of October
October 1October 31
Normal high74°F63°F
Normal low53°F41°F
Chance of a wet day30%28%
Sunrise / sunset7:02 am / 6:49 pm7:33 am / 6:06 pm
Daylight11.8 h10.6 h

Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Eastern Time).

A typical October day

  1. 6 am51°Fdew point 47°F
  2. 9 am58°Fdew point 49°F
  3. Noon65°Fdew point 48°F
  4. 3 pm66°Fdew point 47°F
  5. 6 pm60°Fdew point 49°F
  6. 9 pm55°Fdew point 49°F

NOAA hourly normals (local standard time) from Baltimore Wash Intl Airport (9 mi away); average wind 6 mph; clear or few clouds in 53% of daytime hours, mostly cloudy or overcast in 36%.

What kind of days to expect

  • Comfortable dayshigh 65-80°F and dew point under 60°F15 of 31
  • Beach dayshigh 80-95°F, under 0.05 in of rain, afternoon wind under 15 mph3 of 31
  • Hot dayshigh 90°F or more0 of 31
  • Muggy daysdaily mean dew point 65°F or more1 of 31
  • Wet daysat least 0.01 in of rain or melted snow9 of 31
  • Notable rainat least 0.10 in5 of 31
  • Freezing nightslow 32°F or below1 of 31
  • Snow on the groundsnow depth 1 in or more0 of 31

Average days per October, counted from daily records for each year 1991-2020.

Rain in October

Normal precipitation is 3.9 in; a dry October brings about 2.5 in and a wet one about 5.8 in (25th and 75th percentiles). About 3 days bring half an inch or more, and about 1 an inch or more.

How October varies from year to year

  • Warmest October, 1991-20202007: average high 75°F
  • Coolest October2002: average high 64°F
  • Wettest October2005: 9.2 in
  • Driest October2000: 0.08 in
  • Highest reading98°F (October 2, 2019)
  • Lowest reading26°F (October 29, 2001)

From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.

October compared with September and November

SeptemberOctoberNovember
Normal high80°F68°F57°F
Normal low59°F47°F37°F
Wet days999
Comfortable days11156
Daylight12.4 h11.2 h10.0 h

Highs change by -12°F from September and -11°F into November.

Nearby alternatives in October

How Baltimore ranks in October

  • Normal high213th warmest of 378 cities; 1st of 3 in Maryland
  • Wet days233rd driest of 378
  • Comfortable days77th most of 340

What to pack for Baltimore in October

  • A rain jacket or umbrella – rain on about 9 days

Heating and cooling

October has 260 heating degree days and 24 cooling degree days (base 65°F), 5% of the year's total heating and cooling demand.

Questions

How cold is Baltimore in October?

The normal high is 68°F and the normal low is 47°F. From 1991 to 2020 the coldest October reading was 26°F (October 29, 2001).

Does it rain a lot in Baltimore in October?

About 9 days in October have at least 0.01 in of precipitation, and the normal total is 3.9 in. The wettest October in 1991-2020 was in 2005 (9.2 in); the driest was in 2000 (0.08 in).

Is October a good time to visit Baltimore?

October ranks 3rd of 12 months on our comfort score for Baltimore (65 out of 100). It has about 15 comfortable days. The best months are April and May.

Where the numbers come from

  • Temperature, rain, snowfall, snow depth and humidity and wind by hour: Baltimore Wash Intl Airport (USW00093721), 9.4 mi SSW of the city center, 156 ft (120 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Frost dates: Md Sci Ctr Baltimore (USW00093784), 0.7 mi SSE of the city center, 20 ft . NOAA normals and daily records, 1991-2020.
  • Cloud cover: Camp Springs Andrews AFB (USW00013705), 36 mi SSW of the city center, 282 ft (246 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: Baltimore-Washington Intl Airport (724060-93721), 9.0 mi SSW of the city center, 138 ft (102 ft higher than the city). Hourly observations, 1991-2020.