Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
In Harwich, the average high-temperature in May slightly increases from a chilly 46.9°F (8.3°C) in April to a fresh 54.3°F (12.4°C). The average low-temperature, in May, is 50.5°F (10.3°C).Humidity
In May, the average relative humidity in Harwich is 84%.Rainfall
In Harwich, during May, the rain falls for 14.6 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Harwich, during the entire year, the rain falls for 142.4 days and collects up to 22.09" (561mm) of precipitation.Snowfall
In Harwich, snow does not fall in May through October.Daylight
In May, the average length of the day is 14h and 33min.On the first day of May in Harwich, sunrise is at 5:36 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 5:08 am and sunset at 8:07 pm EDT.
Sunshine
The average sunshine in May is 8.4h.UV index
In Harwich, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 4 in May interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
FAQ
What is the temperature in May in Harwich?
What is the average humidity in May in Harwich?
How many days does it rain in May in Harwich?
When it does not snow in Harwich?
Does it snow in Harwich in May?
How many hours of daylight does Harwich have in May?
What time are sunrise and sunset in May in Harwich?
How long on average sun shines in May in Harwich?
How high is the UV index in May in Harwich?
Average temperature in May
Harwich, MA
- Average high temperature in May: 54.3°F
The warmest month (with the highest average high temperature) is August (71.6°F).
The months with the lowest average high temperature are January and February (39°F).
- Average low temperature in May: 50.5°F
The month with the highest average low temperature is August (68.2°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in May
Harwich, MA
- Average pressure in May: 30.02"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Harwich, MA
- Average wind speed in May: 13.2mph
The windiest month (with the highest average wind speed) is January (18mph).
The calmest month (with the lowest average wind speed) is August (11.4mph).
Average humidity in May
Harwich, MA
- Average humidity in May: 84%
The months with the highest relative humidity are June and July (85%).
The month with the lowest relative humidity is November (74%).
Average rainfall in May
Harwich, MA
- Average rainfall in May: 1.81"
The wettest month (with the highest rainfall) is October (2.83").
The driest month (with the least rainfall) is November (1.46").
Average rainfall days in May
Harwich, MA
- Average rainfall days in May: 14.6 days
The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in May
Harwich, MA
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Harwich, MA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (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
Harwich, MA
- Average daylight in May: 14h and 33min
The month with the longest days is June (Average daylight: 15h and 9min).
The month with the shortest days is December (Average daylight: 9h and 13min).
- Average sunshine in May: 8h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in May
Harwich, MA
- Average sunshine days in May: 14.8 days
The month with the most sunshine days is August (17.6 days).
The month with the least sunshine days is January (13 days).
Average UV index in May
Harwich, MA
- Average UV index in May: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Harwich, MA
- Average cloud cover in May: 45
The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in May
Harwich, MA
- 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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