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Old Tappan, New Jersey Climate Averages

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Old Tappan Monthly Climate Averages

January
February
March
April
May
June
July
August
September
October
November
December
Hi 37°F Lo 25°F Hi 40°F Lo 26°F Hi 48°F Lo 33°F Hi 59°F Lo 43°F Hi 70°F Lo 53°F Hi 79°F Lo 62°F Hi 85°F Lo 69°F Hi 83°F Lo 68°F Hi 76°F Lo 61°F Hi 64°F Lo 51°F Hi 52°F Lo 39°F Hi 42°F Lo 32°F
8 mph 8 mph 9 mph 8 mph 7 mph 6 mph 6 mph 6 mph 7 mph 7 mph 8 mph 8 mph
3.6 in 3.6 in 4.6 in 4 in 4.1 in 4.6 in 5.5 in 4.9 in 4.5 in 5.1 in 3.4 in 5.1 in
72% 75% 70% 68% 71% 70% 68% 67% 70% 72% 69% 74%
46% 47% 48% 47% 45% 40% 36% 35% 37% 43% 36% 48%
30.1 in 30.0 in 30.1 in 30.0 in 30.0 in 29.9 in 29.9 in 30.0 in 30.0 in 30.0 in 30.1 in 30.1 in
20 16 21 22 22 21 20 22 23 24 24 22
8 8 7 7 9 9 11 9 7 6 6 7
3 4 3 0 0 0 0 0 0 0 0 2
0 0 1 0 0 0 0 0 0 1 0 1
1 2 2 3 5 6 6 6 4 3 2 1
167 145 160 153 186 196 219 221 201 180 205 163
January
February
March
April
May
June
July
August
September
October
November
December
Hi 3°C Lo -4°C Hi 4°C Lo -3°C Hi 9°C Lo 1°C Hi 15°C Lo 6°C Hi 21°C Lo 12°C Hi 26°C Lo 17°C Hi 30°C Lo 21°C Hi 28°C Lo 20°C Hi 25°C Lo 16°C Hi 18°C Lo 11°C Hi 11°C Lo 4°C Hi 6°C Lo 0°C
13 km/h 13 km/h 14 km/h 13 km/h 11 km/h 10 km/h 9 km/h 10 km/h 11 km/h 12 km/h 13 km/h 13 km/h
90 mm 90 mm 117 mm 101 mm 105 mm 116 mm 139 mm 125 mm 114 mm 130 mm 87 mm 130 mm
72% 75% 70% 68% 71% 70% 68% 67% 70% 72% 69% 74%
46% 47% 48% 47% 45% 40% 36% 35% 37% 43% 36% 48%
1018 mb 1018 mb 1018 mb 1015 mb 1017 mb 1014 mb 1014 mb 1015 mb 1018 mb 1017 mb 1020 mb 1019 mb
20 16 21 22 22 21 20 22 23 24 24 22
8 8 7 7 9 9 11 9 7 6 6 7
3 4 3 0 0 0 0 0 0 0 0 2
0 0 1 0 0 0 0 0 0 1 0 1
1 2 2 3 5 6 6 6 4 3 2 1
167 145 160 153 186 196 219 221 201 180 205 163
Month
Avg. Temperatures
Avg. Wind Speed
Avg. Precipitation
Average Humidity
Avg. Cloud Cover
Pressure Average
Average Dry Days
Avg. Precip. Days
Avg. Snow Days
Average Fog Days
Average UV Index
Avg. Hours of Sun
Averages are based on historical weather data from the past 10 years.

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