When is the best time to visit Baltimore?

The weather in Baltimore, month by month

Daytime and night-time temperatures, then rainfall. 2015-2024 averages (Baltimore Inner Harbor). The exact figures are in the table below.
The table of averages, month by month
Official 1991-2020 normals from the NOAA station "Baltimore Inner Harbor" (US Climate Normals, NOAA, public domain).
MonthHighLowRainfallRainy daysBest
January7°-1°78 mm7 d
February8°0°70 mm7 d
March13°4°100 mm8 d
April19°9°90 mm8 d✓
May24°14°86 mm9 d✓
June30°20°85 mm8 d✓
July32°23°120 mm9 d
August31°22°111 mm8 d
September27°18°114 mm7 d✓
October20°11°89 mm6 d✓
November14°6°76 mm6 d
December9°1°93 mm8 d

The four seasons in Baltimore, in figures

What the 2015-2024 averages (Baltimore Inner Harbor) show, season by season, to compare at a glance instead of reading twelve rows of a table.

Winter

Dec → Feb
7 to 9°
nights -1 to 1°
  • 7 rainy days · 80 mm
Not recommended

Spring

Mar → May
13 to 24°
nights 4 to 14°
  • 8 rainy days · 92 mm
2 months recommended

Summer

Jun → Aug
30 to 32°
nights 20 to 23°
  • 8 rainy days · 105 mm
1 month recommended

Autumn

Sep → Nov
14 to 27°
nights 6 to 18°
  • 6 rainy days · 93 mm
2 months recommended

Book early for April to June and September to October

The timing is right, so it is right for everyone: in these months the best places to stay and the small-group tours go first. Here is where to start.

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Daylight in Baltimore, month by month

The time between sunrise and sunset, from shortest to longest. Not to be confused with the sunshine hours in the table above, which count clear skies. In June there are 14h55 of daylight, in December 9h25, a difference of 5h30.

9h41Jan
10h40Feb
11h50Mar
13h11Apr
14h19May
14h55Jun
14h40Jul
13h42Aug
12h23Sep
11h05Oct
9h58Nov
9h25Dec

Calculated for the latitude of the reference point "Baltimore Inner Harbor" (39.28°). Values on the 15th of each month, local solar time.

What to do in Baltimore, month by month

ActivityJanFebMarAprMayJunJulAugSepOctNovDec
Sightseeing & walks
Long days

favourablewith compromisesunfavourable

Grid derived from the climate averages (temperature, rainfall), not from an opinion.

Travelling off-peak

Month by month, in detail

January

Not recommended
7°-1° at night
  • 78 mm · 7 d

Low season, lower prices

February

Not recommended
8°0° at night
  • 70 mm · 7 d

Low season, lower prices

March

Fair
13°4° at night
  • 100 mm · 8 d

Low season, lower prices

April

Recommended
19°9° at night
  • 90 mm · 8 d

Busy, without the crush

May

Recommended
24°14° at night
  • 86 mm · 9 d

Busy, without the crush

June

Recommended
30°20° at night
  • 85 mm · 8 d

Busy, without the crush

July

Fair
32°23° at night
  • 120 mm · 9 d

Busy, without the crush

August

Fair
31°22° at night
  • 111 mm · 8 d

Busy, without the crush

September

Recommended
27°18° at night
  • 114 mm · 7 d

Busy, without the crush

October

Recommended
20°11° at night
  • 89 mm · 6 d

Busy, without the crush

November

Fair
14°6° at night
  • 76 mm · 6 d

Low season, lower prices

December

Not recommended
9°1° at night
  • 93 mm · 8 d

Quiet, then the holidays

Read the twelve months in detail

January. Deep winter: 7 °C at the warmest of the day, -1 °C at night. Rain stays light: 78 mm over 7 days. Low season: fewer people, lower prices.

February. Cool: 8 °C at best, 0 °C at night. Rain stays light: 70 mm over 7 days. Low season: fewer people, lower prices.

March. Cool: 13 °C at best, 4 °C at night. Expect 8 days of rain in the month (100 mm). Low season: fewer people, lower prices.

April. Mild, 19 °C in the afternoon and 9 °C early in the morning. Expect 8 days of rain in the month (90 mm). Busy season, without the crush.

May. Mild, 24 °C in the afternoon and 14 °C early in the morning. Expect 9 days of rain in the month (86 mm). Busy season, without the crush.

June. 30 °C in the afternoon and 20 °C at night. Expect 8 days of rain in the month (85 mm). Busy season, without the crush.

July. Real heat: 32 °C at the warmest of the day, 23 °C at night. Expect 9 days of rain in the month (120 mm). Busy season, without the crush.

August. 31 °C in the afternoon and 22 °C at night. Expect 8 days of rain in the month (111 mm). Busy season, without the crush.

September. 27 °C in the afternoon and 18 °C at night. Rain stays light: 114 mm over 7 days. Busy season, without the crush.

October. Mild, 20 °C in the afternoon and 11 °C early in the morning. Rain stays light: 89 mm over 6 days. Busy season, without the crush.

November. Cool: 14 °C at best, 6 °C at night. Rain stays light: 76 mm over 6 days. Low season: fewer people, lower prices.

December. Cool: 9 °C at best, 1 °C at night. Expect 8 days of rain in the month (93 mm). Quiet at the start of the month, then busier as the holidays approach.

Same season, other ideas

Their best time overlaps with this one: worth comparing before you book.

Frequently asked questions

When is the best time to visit Baltimore?

April to June and September to October: over these months, average highs range from 19 to 30 °C, with 8 days of rain a month on average (2015-2024 averages, Baltimore Inner Harbor).

Which month should you avoid in Baltimore?

December: it is the wettest of the months to avoid, with 93 mm over 8 days of rain on average over 2015-2024 at the reference point (Baltimore Inner Harbor).

What is the hottest month in Baltimore?

July, with 32 °C on average in the afternoon and 23 °C at night. 2015-2024 averages (Baltimore Inner Harbor).

What is the coldest month in Baltimore?

January, with 7 °C at best during the day and -1 °C at night. 2015-2024 averages (Baltimore Inner Harbor).

What is the driest month in Baltimore?

February: 70 mm over 7 days of rain, against 120 mm in July, the wettest month.

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Photos: Thaidragon27 / CC BY-SA 3.0 (Wikimedia Commons) · AndrewHorne / Public domain (Wikimedia Commons) · Northern-Virginia-Photographer / CC0 (Wikimedia Commons) · APK / CC BY-SA 4.0 (Wikimedia Commons) · Warren LeMay from Cincinnati, OH, United States / CC0 (Wikimedia Commons) · National Park Service / CC BY 2.0 (Wikimedia Commons) · Sarah Stierch / CC BY 4.0 (Wikimedia Commons) · Baltimore Heritage from Baltimore, MD, USA / CC0 (Wikimedia Commons) · Acroterion / CC BY-SA 4.0 (Wikimedia Commons)