March weather forecastMerrian, PA
March
Weather in March
March, the first month of the spring in Merrian, is a frosty month, with an average temperature ranging between min 29.3°F (-1.5°C) and max 45.1°F (7.3°C).Temperature
Merrian's transition into March is marked by a rise in the average high-temperature, advancing from an icy 36.1°F (2.3°C) in February to a chilly 45.1°F (7.3°C). Merrian's average low-temperature during March nights is observed to be a subzero cold 29.3°F (-1.5°C).Humidity
The months with the lowest humidity in Merrian, Pennsylvania, are March and April, with an average relative humidity of 77%.Rainfall
In Merrian, in March, during 9.6 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. Throughout the year, in Merrian, there are 129.2 rainfall days, and 16.42" (417mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Merrian, Pennsylvania, in March, during 4.7 snowfall days, 2.17" (55mm) of snow is typically accumulated. Throughout the year, in Merrian, Pennsylvania, there are 28.6 snowfall days, and 9.37" (238mm) of snow is accumulated.Daylight
The average length of the day in March in Merrian is 11h and 58min.On the first day of the month, sunrise is at 6:38 am and sunset at 5:57 pm EST. On the last day of March, sunrise is at 6:49 am and sunset at 7:29 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.
Sunshine
In Merrian, the average sunshine in March is 6.1h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Merrian. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 2 in March suggests the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. 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. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Merrian, PA
- Average high temperature in March: 45.1°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in March: 29.3°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in March
Merrian, PA
- Average pressure in March: 30.08"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in March
Merrian, PA
- Average wind speed in March: 8.3mph
The windiest months (with the highest average wind speed) are March and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in March
Merrian, PA
- Average humidity in March: 77%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (77%).
Average rainfall in March
Merrian, PA
- Average rainfall in March: 1.18"
The wettest months (with the highest rainfall) are May and July (1.97").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in March
Merrian, PA
- Average rainfall days in March: 9.6 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in March
Merrian, PA
- Average snowfall in March: 2.17"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in March
Merrian, PA
- Average snowfall days in March: 4.7 days
The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in March /
Average sunshine in March
Merrian, PA
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in March: 6h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in March
Merrian, PA
- Average sunshine days in March: 17.6 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (12.5 days).
Average UV index in March
Merrian, PA
- Average UV index in March: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in March
Merrian, PA
- Average cloud cover in March: 51
The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in March
Merrian, PA
- Average visibility in March: 6mi
The months with the highest visibility are March, April, November and December (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and October (5mi).





