May weather forecast
Warwick, RI

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Pawtuxet river flowing beside the ruins of the old cotton mill in Warwick, Rhode Island
Pawtuxet river flowing beside the ruins of the old cotton mill in Warwick, Rhode Island

Weather in May

As Warwick steps into May, it takes a significant stride towards summer with a warm and humid climatic shift. The city experiences no snowfall this month, with precipitation occurring predominantly as 2.13" (54mm) of rainfall. Sea temperatures start to rise, making watersports and beach visits an enticing prospect for residents and visitors alike. Following May, Warwick braces for the hot and humid conditions, typical of a Rhode Island summer. The increased sunlight hours contribute to the city's vibrant atmosphere, making this period favorable for sightseeing and outdoor activities.

Temperature

With the onset of May, Warwick's average high-temperature experiences a rise, moving from April's cool 55°F (12.8°C) to a refreshing 64.9°F (18.3°C). Warwick experiences a mean low-temperature of 50.4°F (10.2°C) during May.

Humidity

In Warwick, Rhode Island, the average relative humidity in May is 77%.

Rainfall

In Warwick, during May, the rain falls for 14.6 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, there are 150.8 rainfall days, and 28.66" (728mm) of precipitation is accumulated.

Snowfall

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

Ocean temperature

In May, the average ocean temperature is 50.9°F (10.5°C).
Note: Unprotected swimming in 50.9°F (10.5°C) is dangerous due to potential cold shock. Especially when temperatures go below 50°F (10°C), leading to hyperventilation.

Daylight

In Warwick, the average length of the day in May is 14h and 34min.
On the first day of May, sunrise is at 5:41 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 5:13 am and sunset at 8:13 pm EDT.

Sunshine

The average sunshine in May is 8.5h.

UV index

The average daily maximum UV index in May in Warwick is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In May, a regular UV index of 5 translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What is the usual temperature for Warwick in May?

The high-temperature, in May, in Warwick, is 64.9°F (18.3°C), while the low-temperature averages to 50.4°F (10.2°C).

What is the average humidity in May in Warwick?

The average relative humidity in May in Warwick, Rhode Island, is 77%.

How many days does it rain in May in Warwick?

In Warwick, in May, it is raining for 14.6 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow in Warwick?

In Warwick, Rhode Island, snow does not fall in May through October.

Does it snow in Warwick in May?

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

What is the water temperature in May in Warwick?

In Warwick, Rhode Island, in May, the average water temperature is 50.9°F (10.5°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Warwick have in May?

The average day length in May in Warwick is 14h and 34min.

When is the sunrise / sunset in May in Warwick?

In May, on the first day of the month, sunrise is at 5:41 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 5:13 am and sunset at 8:13 pm EDT.

How long on average sun shines in May in Warwick?

In Warwick, the average sunshine duration in May is 8.5h.

How high is the UV index in May in Warwick?

In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMayJJASOND
Apr
May
Jun
Average high temperature
55°F 12.8°C
64.9°F 18.3°C
72.7°F 22.6°C
Average low temperature
41.4°F 5.2°C
50.4°F 10.2°C
57.7°F 14.3°C
Average pressure
29.98" 761mmHg
30.01" 762mmHg
29.93" 760mmHg
Average wind speed
9.8mph 15.8km/h
8.4mph 13.5km/h
7.6mph 12.2km/h
Average max. wind speed
10.4mph 16.7km/h
8.9mph 14.3km/h
8.1mph 13km/h
Average wind speed gusts
14.9mph 24km/h
13mph 20.9km/h
12.1mph 19.5km/h
Average humidity
72%
77%
79%
Average rainfall
2.91" 74mm
2.13" 54mm
2.48" 63mm
Average rainfall days
15.3
14.6
16.1
Average snowfall
0.35" 9mm
0" 0mm
0" 0mm
Average snowfall days
0.3
0.2
0
Average sea temperature
44.1°F 6.7°C
50.9°F 10.5°C
59.6°F 15.3°C
Average daylight
13h 2min
14h 4min
15h 1min
Average sunshine
8h 2min
8h 3min
9h 1min
Average sunshine days
12.7
14.1
12
Average UV index
3
5
6
Average cloud cover
45%
45%
39%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in May
Warwick, RI

Average temperature in May - Warwick, RI
  • Average high temperature in May: 64.9°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 50.4°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in May
Warwick, RI

Average pressure in May - Warwick, RI
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Warwick, RI

Average wind speed in May - Warwick, RI
  • Average wind speed in May: 8.4mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

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Average humidity in May
Warwick, RI

Average humidity in May - Warwick, RI
  • Average humidity in May: 77%

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in May
Warwick, RI

Average rainfall in May - Warwick, RI
  • Average rainfall in May: 2.13"

The wettest month (with the highest rainfall) is December (3.07").
The driest month (with the least rainfall) is September (1.26").

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Average rainfall days in May
Warwick, RI

Average rainfall days in May - Warwick, RI
  • Average rainfall days in May: 14.6 days

The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in May
Warwick, RI

Average snowfall in May - Warwick, RI
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Warwick, RI

Average snowfall days in May - Warwick, RI
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (6.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in May
Warwick, RI

Average sea temperature in May - Warwick, RI
  • Average sea temperature in May: 50.9°F

The best month for swimming (with the highest average sea temperature) is August (69.3°F).
The coldest month (with the lowest average sea temperature) is February (38.1°F).

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Average daylight in May /
Average sunshine in May
Warwick, RI

Average daylight in May / Average sunshine in May - Warwick, RI
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in May
Warwick, RI

Average sunshine days in May - Warwick, RI
  • Average sunshine days in May: 14.1 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (12 days).

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Average UV index in May
Warwick, RI

Average UV index in May - Warwick, RI
  • Average UV index in May: 5

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

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Average cloud cover in May
Warwick, RI

Average cloud cover in May - Warwick, RI
  • Average cloud cover in May: 45

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in May
Warwick, RI

Average visibility in May - Warwick, RI
  • 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).

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Warwick, Rhode Island, USA

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