May weather forecast
Cheltenham, MD

Share

Weather in May

May, the last month of the spring in Cheltenham, is a warm month, with an average temperature fluctuating between 57°F (13.9°C) and 73.6°F (23.1°C).

Temperature

As April transitions into May, a change in temperatures is observed, with average highs moving from a refreshing 64.4°F (18°C) to a moderately hot 73.6°F (23.1°C). During the nights in May, Cheltenham observes an average low-temperature of 57°F (13.9°C).

Humidity

May is the most humid month, with an average relative humidity of 77%.

Rainfall

In May, the rain falls for 17.7 days. Throughout May, 3.03" (77mm) of precipitation is accumulated. Throughout the year, there are 164.8 rainfall days, and 32.87" (835mm) of precipitation is accumulated.

Snowfall

In Cheltenham, snow does not fall in May through October.

Daylight

In Cheltenham, Maryland, the average length of the day in May is 14h and 18min.
On the first day of May, sunrise is at 6:08 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:25 pm EDT.

Sunshine

In May, the average sunshine is 9.1h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 6 in May translates into the following instructions:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Cheltenham in May?

Cheltenham in May has an average high-temperature of 73.6°F (23.1°C) and an average low-temperature of 57°F (13.9°C).

What is the most humid month?

With an average relative humidity of 77%, May is the most humid month.

What is the average humidity in May?

In May, the average relative humidity is 77%.

How much does it rain in Cheltenham in May?

In Cheltenham, in May, during 17.7 rainfall days, 3.03" (77mm) of precipitation is typically accumulated.

When it does not snow?

In Cheltenham, snow does not fall in May through October.

Does it snow in Cheltenham in May?

In May, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May in Cheltenham?

In May, the average day length is 14h and 18min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:08 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:25 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 9.1h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index reading in May?

The average daily maximum UV index in May in Cheltenham is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Cheltenham, MD

Average temperature in May - Cheltenham, MD
  • Average high temperature in May: 73.6°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in May: 57°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

Average pressure in May
Cheltenham, MD

Average pressure in May - Cheltenham, MD
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Cheltenham, MD

Average wind speed in May - Cheltenham, MD
  • Average wind speed in May: 6.8mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

Average humidity in May
Cheltenham, MD

Average humidity in May - Cheltenham, MD
  • Average humidity in May: 77%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are January, March and April (72%).

Average rainfall in May
Cheltenham, MD

Average rainfall in May - Cheltenham, MD
  • Average rainfall in May: 3.03"

The wettest month (with the highest rainfall) is August (3.94").
The driest month (with the least rainfall) is January (2.05").

Average rainfall days in May
Cheltenham, MD

Average rainfall days in May - Cheltenham, MD
  • Average rainfall days in May: 17.7 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in May
Cheltenham, MD

Average snowfall in May - Cheltenham, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Cheltenham, MD

Average snowfall days in May - Cheltenham, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Cheltenham, MD

Average daylight in May / Average sunshine in May - Cheltenham, MD
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in May
Cheltenham, MD

Average sunshine days in May - Cheltenham, MD
  • Average sunshine days in May: 11.7 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in May
Cheltenham, MD

Average UV index in May - Cheltenham, MD
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in May
Cheltenham, MD

Average cloud cover in May - Cheltenham, MD
  • Average cloud cover in May: 42

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in May
Cheltenham, MD

Average visibility in May - Cheltenham, MD
  • Average visibility in May: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Cheltenham, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location