San Diego
United States · North America
Year-round range: 51°F to 78°F
This destination is broadly good year-round — all months score within a narrow range.
April
Excellent conditions this month
Your monthly fit score
Comfort fit by month.
Climate details▼
Temperature
Average highs and lows.
April has comfortable temperatures — not too hot, not too cold.
Shaded band = typical daily swing (P10 of night lows to P90 of afternoon peaks) — spans wider than avg high/low lines because it captures day-to-day variation.
| = AprRainfall
Monthly rain and rain days.
April is one of the driest months — very little rain expected.
Sunshine
Average hours of bright sun per day.
April is one of the sunniest months — great for outdoor plans.
Clear sky
Clear-sky share is the inverse of average cloud cover (100% minus cloud cover). Band labels follow standard meteorological categories; distribution within each band varies by day.
Air comfort by month
Humidity and heat feel by month.
April is mostly comfortable — low heat and humidity pressure.
Time-of-day patterns
Typical hourly rhythm for April.
Temperature by hour
Temperature by hour and month
Typical temperature through the day across the year (1996-2025 normals, local time). Shaded cells are nighttime.
In April, afternoons reach about 69° and nights settle near 57°.
▶Full month-by-month data
| Month | High °F | Low °F | Rain days | Rain (in) | Sun h/day | Humidity | Sea °F |
|---|---|---|---|---|---|---|---|
| Jan | 66°F | 51°F | 5 | 2.0in | 7h | 67.14285714285714% | 59°F |
| Feb | 67°F | 51°F | 6 | 2.2in | 7h | 69.42857142857143% | 59°F |
| Mar | 67°F | 54°F | 6 | 1.7in | 7.7h | 71.57142857142857% | 59°F |
| Apr | 70°F | 56°F | 3 | 0.7in | 9.1h | 68.42857142857142% | 60°F |
| May | 71°F | 59°F | 1 | 0.3in | 9.4h | 69.85714285714286% | 61°F |
| Jun | 72°F | 61°F | 0 | 0.1in | 11.2h | 73.14285714285714% | 63°F |
| Jul | 76°F | 65°F | 0 | 0.1in | 11.6h | 74.85714285714285% | 65°F |
| Aug | 78°F | 67°F | 0 | 0.1in | 11.6h | 73.71428571428571% | 67°F |
| Sep | 78°F | 66°F | 0 | 0.2in | 10.4h | 73.14285714285714% | 67°F |
| Oct | 76°F | 61°F | 2 | 0.5in | 9h | 69.71428571428571% | 66°F |
| Nov | 71°F | 55°F | 4 | 0.9in | 7.9h | 65.85714285714286% | 64°F |
| Dec | 66°F | 51°F | 5 | 1.6in | 7h | 68.85714285714286% | 61°F |