Weather in Baltimore in May 2025
Average weather
Average temperature in Baltimore in May
Going from a maximum of +29°C during the day to a minimum of +6°C during the night, the temperature in May averages around +24°C.
The average maximum temperature goes up 43% by the end of the month, compared with the beginning of the month, from +16°C to +26°C.
Is Baltimore warm or cold in May?
Baltimore is typically warm in May.
Maximum temperatures go up compared to the previous month from +19°C to +24°C. The minimum temperature also goes up from +9°C to +14°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how May is compared to other months in Baltimore:
Climate in Baltimore in May
| April | May | June | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +19°C | +24°C | +28°C | ||||
| Min. temperature | ||||||
| -5°C | +3°C | +9°C | ||||
| Max. temperature | ||||||
| +34°C | +36°C | +40°C | ||||
| Rainfall | ||||||
| 109 mm | 114 mm | 102 mm | ||||
| Wind | ||||||
| 3 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 68% | 72% | 73% | ||||
| Air pressure | ||||||
| 1014 HPa | 1015 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 6 | 5 | 4 | ||||
| Cloudy days | ||||||
| 9 | 10 | 10 | ||||
| Rainy days | ||||||
| 15 | 16 | 16 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
May weather is still as good as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +19°C to +24°C during the day. Prepare for more rain. Average rainfall goes from 109 mm to 114 mm. Humidity rises from 68% to 72%. Winds are calmer in comparison to April, going down from 3 m/s to 2 m/s on average. The days becoming less sunny, going from 6 sunny days in April to 5 in May.
June brings much the same weather, it remains good.
Wind
The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Baltimore is gradually decreasing during May, going from 2 m/s to 1 m/s over the course of the month.
Rain
How was the weather last May in Baltimore?
Climate Change over Years
The climate in Baltimore in May has not changed much over the last 43 years.
The average temperature was the lowest in 1996 (+17°C) and the highest in 2012 (+21°C). The driest year was 1987 with only 818 mm of rainfall, and the wettest year was 2018 with 1993 mm.
FAQ
Is May a good time to visit Baltimore?
Can you sunbathe in Baltimore in May?
Is Baltimore rainy in May?
Is it sunny in Baltimore in May?
Other cities in USA
Monthly weather in Baltimore
Source of the data
For this page, we’ve looked at the typical weather in Baltimore, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.