Piscataway Weather Year-Round — Best Time to Visit
Piscataway, United States has mild weather year-round. The best time to visit is August (score: 84/100). Annual average high: 16.9°C, total rainfall: 1141mm.
When is the best time to visit Piscataway?
84
August is the best month to visit Piscataway with a travel score of 84/100 (Excellent).
Expect highs of 28.4°C, 10 rain days, and 10.5 hours of daily sunshine.
View August weather details →Travel Score by Month
50
Jan
55
Feb
61
Mar
70
Apr
78
May
83
Jun
84
Jul
84
Aug
84
Sep
73
Oct
64
Nov
52
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Piscataway each month?
16.9°C
Avg High
8°C
Avg Low
1141mm
Annual Rain
How much rain does Piscataway get?
Piscataway receives 1141mm of rain annually. The wettest month is typically June with 105mm, while November is the driest.
What is the weather like each month in Piscataway?
January
50
4°C
Low: -4°C
9 rain days
Mixed
February
55
6°C
Low: -3°C
8 rain days
Mixed
March
61
10°C
Low: 1°C
10 rain days
Good
April
70
16°C
Low: 6°C
10 rain days
Good
May
78
21°C
Low: 12°C
11 rain days
Good
June
83
27°C
Low: 17°C
11 rain days
Excellent
July
84
30°C
Low: 20°C
11 rain days
Excellent
August
Best time to visit84
28°C
Low: 20°C
10 rain days
Excellent
September
84
25°C
Low: 16°C
8 rain days
Excellent
October
73
18°C
Low: 10°C
8 rain days
Good
November
64
12°C
Low: 4°C
8 rain days
Good
December
52
7°C
Low: -1°C
9 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31