September weather forecast
Port Tobacco, MD

• Average temperature in September
• Average pressure in September
• Average wind speed in September
• Average humidity in September
• Average rainfall in September
• Average rainfall days in September
• Average snowfall in September
• Average snowfall days in September
• Average daylight in September
• Average sunshine in September
• Average sunshine days in September
• Average UV index in September
• Average cloud cover in September
• Average visibility in September

Average temperature in September
Port Tobacco, MD

• Average high temperature in September: 78.6°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (41.5°F).

• Average low temperature in September: 61.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure in September
Port Tobacco, MD

• Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Port Tobacco, MD

• Average wind speed in September: 5.8mph

The windiest months (with the highest average wind speed) are March and April (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in September
Port Tobacco, MD

• Average humidity in September: 77%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March and April (73%).

Average rainfall in September
Port Tobacco, MD

• Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in September
Port Tobacco, MD

• Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in September
Port Tobacco, MD

• Average snowfall in September: 0"

The month with the highest snowfall is January (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Port Tobacco, MD

• Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Port Tobacco, MD

• Average daylight in September: 12h 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 September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 0min).

Average sunshine days in September
Port Tobacco, MD

• Average sunshine days in September: 15.7 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11.4 days).

Average UV index in September
Port Tobacco, MD

• Average UV index in September: 5

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, February and December (UV index 2).

Average cloud cover in September
Port Tobacco, MD

• Average cloud cover in September: 38

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Port Tobacco, MD

• Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).