May weather forecast
Bath, NH

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Weather in May

May, the last month of the spring in Bath, is an enjoyable month, with an average temperature varying between 42.1°F (5.6°C) and 61.5°F (16.4°C).

Temperature

Bath experiences a noticeable temperature shift with the start of May, with average high-temperatures moving from a chilly 46.4°F (8°C) in April to an enjoyable 61.5°F (16.4°C). May witnesses an average nighttime temperature of 42.1°F (5.6°C) in Bath.

Humidity

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

Rainfall

In Bath, New Hampshire, during May, the rain falls for 13.4 days and regularly aggregates up to 0.98" (25mm) of precipitation. Throughout the year, in Bath, there are 121.7 rainfall days, and 10.83" (275mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Bath. During 2.1 snowfall days, in May, Bath aggregates 1.06" (27mm) of snow. In Bath, during the entire year, snow falls for 106.5 days and aggregates up to 21.34" (542mm) of snow.

Daylight

In Bath, the average length of the day in May is 14h and 47min.
On the first day of the month, sunrise is at 5:37 am and sunset at 7:51 pm. On the last day of May, in Bath, sunrise is at 5:07 am and sunset at 8:23 pm EDT.

Sunshine

In Bath, the average sunshine in May is 7.9h.

UV index

The average daily maximum UV index in May in Bath, New Hampshire, is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In May, a regular UV index of 4 translates into these guidelines:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Bath?

An average high-temperature, in May, in Bath, is 61.5°F (16.4°C) and the average low-temperature is 42.1°F (5.6°C).

What is the least humid month in Bath?

With an average relative humidity of 77%, May is the least humid month in Bath, New Hampshire.

What is the average humidity in May in Bath?

The average relative humidity in May in Bath is 77%.

How many days does it rain in May in Bath?

In Bath, in May, it is raining for 13.4 days, with typically 0.98" (25mm) of accumulated precipitation.

What is the last month it snows in Bath?

May is the last month it regularly snows in Bath. During 2.1 snowfall days, in May, Bath aggregates 1.06" (27mm) of snow.

How many hours of daylight does Bath have in May?

The average day length in May in Bath, New Hampshire, is 14h and 47min.

When are sunrise and sunset in May in Bath?

On the first day of May in Bath, New Hampshire, sunrise is at 5:37 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:07 am and sunset at 8:23 pm EDT.

How long on average sun shines in May in Bath?

In Bath, the average sunshine duration in May is 7.9h.

What is the UV index reading in May in Bath?

In May, the average daily maximum UV index in Bath is 4. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Bath, NH

Average temperature in May - Bath, NH
  • Average high temperature in May: 61.5°F

The warmest month (with the highest average high temperature) is July (75°F).
The month with the lowest average high temperature is January (21.9°F).

  • Average low temperature in May: 42.1°F

The month with the highest average low temperature is July (55°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

Average pressure in May
Bath, NH

Average pressure in May - Bath, NH
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Bath, NH

Average wind speed in May - Bath, NH
  • Average wind speed in May: 5.8mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in May
Bath, NH

Average humidity in May - Bath, NH
  • Average humidity in May: 77%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).

Average rainfall in May
Bath, NH

Average rainfall in May - Bath, NH
  • Average rainfall in May: 0.98"

The wettest months (with the highest rainfall) are June and July (1.18").
The driest months (with the least rainfall) are February and March (0.67").

Average rainfall days in May
Bath, NH

Average rainfall days in May - Bath, NH
  • Average rainfall days in May: 13.4 days

The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is January (6.2 days).

Average snowfall in May
Bath, NH

Average snowfall in May - Bath, NH
  • Average snowfall in May: 1.06"

The month with the highest snowfall is January (3.98").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Bath, NH

Average snowfall days in May - Bath, NH
  • Average snowfall days in May: 2.1 days

The month with the highest number of snowfall days is January (20.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Bath, NH

Average daylight in May / Average sunshine in May - Bath, NH
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 7h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).

Average sunshine days in May
Bath, NH

Average sunshine days in May - Bath, NH
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is February (8.5 days).

Average UV index in May
Bath, NH

Average UV index in May - Bath, NH
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in May
Bath, NH

Average cloud cover in May - Bath, NH
  • Average cloud cover in May: 52

The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in May
Bath, NH

Average visibility in May - Bath, NH
  • Average visibility in May: 5mi

The months with the highest visibility are May, June, July and November (5mi).
The months with the lowest visibility are January, February, March, April, August, September, October and December (4mi).

Bath, New Hampshire, USA

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