National City Weather Year-Round — Best Time to Visit
National City, United States has mild weather year-round. The best time to visit is July (score: 94/100). Annual average high: 21°C, total rainfall: 298mm.
When is the best time to visit National City?
94
July is the best month to visit National City with a travel score of 94/100 (Excellent).
Expect highs of 24.6°C, 1 rain days, and 13.2 hours of daily sunshine.
View July weather details →Travel Score by Month
78
Jan
77
Feb
79
Mar
84
Apr
88
May
93
Jun
94
Jul
94
Aug
93
Sep
92
Oct
87
Nov
78
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in National City each month?
21°C
Avg High
13.3°C
Avg Low
298mm
Annual Rain
How much rain does National City get?
National City receives 298mm of rain annually. The wettest month is typically February with 66mm, while June is the driest.
What is the weather like each month in National City?
January
78
18°C
Low: 9°C
5 rain days
Good
February
77
17°C
Low: 9°C
6 rain days
Good
March
79
18°C
Low: 11°C
6 rain days
Good
April
84
19°C
Low: 12°C
4 rain days
Excellent
May
88
20°C
Low: 14°C
2 rain days
Excellent
June
93
22°C
Low: 15°C
0 rain days
Excellent
July
Best time to visit94
25°C
Low: 18°C
1 rain days
Excellent
August
94
26°C
Low: 19°C
1 rain days
Excellent
September
93
25°C
Low: 18°C
1 rain days
Excellent
October
92
23°C
Low: 15°C
2 rain days
Excellent
November
87
21°C
Low: 12°C
3 rain days
Excellent
December
78
18°C
Low: 9°C
5 rain days
Good
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What cities are near National City?
Data based on 1994–2024 averages · Last updated: 2024-12-31