Port Saint Lucie weather in April
In April, Port Saint Lucie sees average daytime highs of 78°F and overnight lows near 70°F, with 2.2 in of rain across 7.1 wet days and about 12.6 hours of daylight. It is the 7th-warmest and 8th-wettest month of the year here.
Day-to-day highs hold fairly steady near 78°F through the month. The sky is clear or mostly clear about 44% of the time in April, and the air most often feels muggy.
Daylight stretches from about 12 h 12 min at the start of April to 13 hours by month's end. Set against the rest of the year, April is Port Saint Lucie's 2nd-clearest and 5th-windiest month. For the whole year in context, see Port Saint Lucie's year-round climate.
- Daytime high
- 78°
- 7th warmest
- Overnight low
- 70°
- 6th coldest
- Rainfall
- 2.2 in
- 7.1 wet days
- Daylight
- 12 h 36 min
- 6:02 AM – 6:41 PM
- Cloud cover
- 48%
- 2nd clearest
- Wind
- 10 mph
- 5th windiest
- Solar energy
- 6.02 kWh/m²
- Travel score
- 7.3
- out of 10
Port Saint Lucie is city in St. Lucie County, Florida, United States.
- Density
- 527/km²
- people per km²
- Founded
- 1961
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in April
Day-to-day highs hold fairly steady near 78°F through the month.
A typical April day in Port Saint Lucie reaches about 78°F in the afternoon and slips back to 70°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 74°F and 83°F. Set against its neighbours, April runs about 3°F warmer than March and about 3°F cooler than May.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 77 | 77 | 77 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 78 | 79 | 79 | 79 | 79 | 79 | 79 | 79 | 79 | 80 | 80 | 80 | 80 | 80 | 80 |
| Avg low (°F) | 68 | 68 | 68 | 68 | 68 | 69 | 69 | 69 | 69 | 69 | 69 | 69 | 69 | 69 | 69 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 71 | 71 | 71 | 71 | 71 | 71 | 71 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 77 | 68 |
| 2 | 77 | 68 |
| 3 | 77 | 68 |
| 4 | 78 | 68 |
| 5 | 78 | 68 |
| 6 | 78 | 69 |
| 7 | 78 | 69 |
| 8 | 78 | 69 |
| 9 | 78 | 69 |
| 10 | 78 | 69 |
| 11 | 78 | 69 |
| 12 | 78 | 69 |
| 13 | 78 | 69 |
| 14 | 78 | 69 |
| 15 | 78 | 69 |
| 16 | 78 | 70 |
| 17 | 79 | 70 |
| 18 | 79 | 70 |
| 19 | 79 | 70 |
| 20 | 79 | 70 |
| 21 | 79 | 70 |
| 22 | 79 | 70 |
| 23 | 79 | 70 |
| 24 | 79 | 71 |
| 25 | 80 | 71 |
| 26 | 80 | 71 |
| 27 | 80 | 71 |
| 28 | 80 | 71 |
| 29 | 80 | 71 |
| 30 | 80 | 71 |
How April really feels in Port Saint Lucie
Once humidity and wind are folded in, April averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Port Saint Lucie weather by month
How April compares with the rest of the year at a glance. April is the 7th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 72° / 62° | 2.0 | 7.1 | 10.5 | 7.2 |
| Feb | 73° / 63° | 1.8 | 6.5 | 11 | 7.5 |
| Mar | 75° / 66° | 2.3 | 7.1 | 11.8 | 7.6 |
| Apr | 78° / 70° | 2.2 | 7.1 | 12.6 | 7.3 |
| May | 82° / 74° | 2.9 | 10 | 13.3 | 6.4 |
| Jun | 85° / 77° | 4.8 | 17.6 | 13.7 | 4.4 |
| Jul | 86° / 79° | 3.6 | 18.2 | 13.5 | 4.0 |
| Aug | 86° / 79° | 4.8 | 21 | 13 | 3.7 |
| Sep | 85° / 78° | 5.5 | 19.7 | 12.2 | 4.1 |
| Oct | 82° / 75° | 4.0 | 12.2 | 11.3 | 6.0 |
| Nov | 77° / 69° | 2.2 | 8.7 | 10.7 | 7.1 |
| Dec | 74° / 65° | 1.6 | 7.3 | 10.3 | 7.3 |
Cloud cover in April
The sky is clear or mostly clear about 44% of the time in April.
Beyond those clear spells, partly cloudy skies cover about 22% of April, with mostly cloudy or overcast conditions the remaining 35%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 63 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 65 | 65 | 65 | 65 | 65 | 66 | 66 | 66 | 66 | 67 | 67 | 68 | 68 | 68 | 69 |
| Cloudier (%) | 37 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 33 | 33 | 32 | 32 | 32 | 31 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 63 | 37 |
| 2 | 64 | 36 |
| 3 | 64 | 36 |
| 4 | 64 | 36 |
| 5 | 64 | 36 |
| 6 | 64 | 36 |
| 7 | 64 | 36 |
| 8 | 64 | 36 |
| 9 | 64 | 36 |
| 10 | 64 | 36 |
| 11 | 64 | 36 |
| 12 | 64 | 36 |
| 13 | 64 | 36 |
| 14 | 64 | 36 |
| 15 | 64 | 36 |
| 16 | 65 | 35 |
| 17 | 65 | 35 |
| 18 | 65 | 35 |
| 19 | 65 | 35 |
| 20 | 65 | 35 |
| 21 | 66 | 34 |
| 22 | 66 | 34 |
| 23 | 66 | 34 |
| 24 | 66 | 34 |
| 25 | 67 | 33 |
| 26 | 67 | 33 |
| 27 | 68 | 32 |
| 28 | 68 | 32 |
| 29 | 68 | 32 |
| 30 | 69 | 31 |
Chance of precipitation in April
Port Saint Lucie gets around 2.2 in of rain over 7.1 wet days in April. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 24% and peaks near 25% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 23 |
| Rain chance (%) | |
|---|---|
| 1 | 23 |
| 2 | 23 |
| 3 | 23 |
| 4 | 23 |
| 5 | 23 |
| 6 | 23 |
| 7 | 23 |
| 8 | 24 |
| 9 | 24 |
| 10 | 24 |
| 11 | 25 |
| 12 | 25 |
| 13 | 25 |
| 14 | 25 |
| 15 | 25 |
| 16 | 25 |
| 17 | 25 |
| 18 | 25 |
| 19 | 25 |
| 20 | 25 |
| 21 | 25 |
| 22 | 25 |
| 23 | 25 |
| 24 | 25 |
| 25 | 25 |
| 26 | 24 |
| 27 | 24 |
| 28 | 24 |
| 29 | 24 |
| 30 | 23 |
Humidity in April
Most of April feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, April lands in the muggy band about 37% of days. Sticky, muggy-or-worse air turns up on roughly 46% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 9 | 8 | 8 | 7 | 7 |
| Comfortable (%) | 21 | 21 | 20 | 19 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 |
| Humid (%) | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 23 |
| Muggy (%) | 33 | 34 | 35 | 35 | 36 | 36 | 36 | 36 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 36 | 37 | 37 | 37 | 37 | 38 | 39 |
| Oppressive (%) | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 9 | 10 | 11 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 18 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 15 | 21 | 26 | 33 | 4 |
| 2 | 15 | 21 | 26 | 34 | 4 |
| 3 | 15 | 20 | 27 | 35 | 4 |
| 4 | 15 | 19 | 27 | 35 | 4 |
| 5 | 15 | 18 | 27 | 36 | 5 |
| 6 | 15 | 18 | 27 | 36 | 5 |
| 7 | 15 | 17 | 27 | 36 | 5 |
| 8 | 15 | 17 | 26 | 36 | 6 |
| 9 | 14 | 16 | 26 | 37 | 6 |
| 10 | 14 | 16 | 26 | 37 | 6 |
| 11 | 14 | 16 | 26 | 37 | 7 |
| 12 | 14 | 16 | 26 | 37 | 7 |
| 13 | 14 | 16 | 25 | 37 | 7 |
| 14 | 14 | 16 | 25 | 37 | 8 |
| 15 | 14 | 16 | 25 | 37 | 8 |
| 16 | 14 | 16 | 25 | 37 | 8 |
| 17 | 13 | 16 | 25 | 37 | 8 |
| 18 | 13 | 16 | 25 | 37 | 9 |
| 19 | 12 | 16 | 25 | 37 | 9 |
| 20 | 12 | 16 | 25 | 37 | 10 |
| 21 | 12 | 16 | 25 | 37 | 11 |
| 22 | 11 | 15 | 25 | 37 | 11 |
| 23 | 11 | 15 | 25 | 37 | 12 |
| 24 | 10 | 15 | 25 | 36 | 13 |
| 25 | 10 | 14 | 25 | 37 | 14 |
| 26 | 9 | 14 | 25 | 37 | 15 |
| 27 | 8 | 14 | 25 | 37 | 16 |
| 28 | 8 | 13 | 24 | 37 | 17 |
| 29 | 7 | 13 | 24 | 38 | 18 |
| 30 | 7 | 13 | 23 | 39 | 18 |
Wind in April
Winds average 10 mph in April.
Across April, daily wind ranges from about 10 mph on the calmest days to 11 mph at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 10 | light breeze |
| 2 | 10 | light breeze |
| 3 | 10 | light breeze |
| 4 | 10 | light breeze |
| 5 | 10 | light breeze |
| 6 | 10 | light breeze |
| 7 | 10 | light breeze |
| 8 | 10 | light breeze |
| 9 | 10 | light breeze |
| 10 | 10 | light breeze |
| 11 | 11 | light breeze |
| 12 | 11 | light breeze |
| 13 | 10 | light breeze |
| 14 | 10 | light breeze |
| 15 | 10 | light breeze |
| 16 | 10 | light breeze |
| 17 | 10 | light breeze |
| 18 | 10 | light breeze |
| 19 | 10 | light breeze |
| 20 | 10 | light breeze |
| 21 | 10 | light breeze |
| 22 | 10 | light breeze |
| 23 | 10 | light breeze |
| 24 | 10 | light breeze |
| 25 | 10 | light breeze |
| 26 | 10 | light breeze |
| 27 | 10 | light breeze |
| 28 | 10 | light breeze |
| 29 | 10 | light breeze |
| 30 | 10 | light breeze |
Sunrise & sunset in April
Daylight runs from about 12 h 12 min at the start of April to 13 hours by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 48 minutes over April. Sunrise moves from 6:19 AM to 5:49 AM, and sunset from 6:33 PM to 6:49 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.2 | 12.3 | 12.3 | 12.3 | 12.4 | 12.4 | 12.4 | 12.4 | 12.5 | 12.5 | 12.5 | 12.5 | 12.6 | 12.6 | 12.6 | 12.6 | 12.7 | 12.7 | 12.7 | 12.8 | 12.8 | 12.8 | 12.8 | 12.9 | 12.9 | 12.9 | 12.9 | 13.0 | 13.0 | 13.0 |
| Sunrise (AM) | 6:19 | 6:18 | 6:16 | 6:15 | 6:14 | 6:13 | 6:12 | 6:11 | 6:10 | 6:09 | 6:08 | 6:06 | 6:05 | 6:04 | 6:03 | 6:02 | 6:01 | 6:00 | 5:59 | 5:58 | 5:57 | 5:56 | 5:55 | 5:54 | 5:53 | 5:52 | 5:51 | 5:51 | 5:50 | 5:49 |
| Sunset (PM) | 6:33 | 6:34 | 6:34 | 6:35 | 6:35 | 6:36 | 6:36 | 6:37 | 6:37 | 6:38 | 6:38 | 6:39 | 6:39 | 6:40 | 6:41 | 6:41 | 6:42 | 6:42 | 6:43 | 6:43 | 6:44 | 6:44 | 6:45 | 6:45 | 6:46 | 6:46 | 6:47 | 6:48 | 6:48 | 6:49 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.2 | 6:19 | 6:33 |
| 2 | 12.3 | 6:18 | 6:34 |
| 3 | 12.3 | 6:16 | 6:34 |
| 4 | 12.3 | 6:15 | 6:35 |
| 5 | 12.4 | 6:14 | 6:35 |
| 6 | 12.4 | 6:13 | 6:36 |
| 7 | 12.4 | 6:12 | 6:36 |
| 8 | 12.4 | 6:11 | 6:37 |
| 9 | 12.5 | 6:10 | 6:37 |
| 10 | 12.5 | 6:09 | 6:38 |
| 11 | 12.5 | 6:08 | 6:38 |
| 12 | 12.5 | 6:06 | 6:39 |
| 13 | 12.6 | 6:05 | 6:39 |
| 14 | 12.6 | 6:04 | 6:40 |
| 15 | 12.6 | 6:03 | 6:41 |
| 16 | 12.6 | 6:02 | 6:41 |
| 17 | 12.7 | 6:01 | 6:42 |
| 18 | 12.7 | 6:00 | 6:42 |
| 19 | 12.7 | 5:59 | 6:43 |
| 20 | 12.8 | 5:58 | 6:43 |
| 21 | 12.8 | 5:57 | 6:44 |
| 22 | 12.8 | 5:56 | 6:44 |
| 23 | 12.8 | 5:55 | 6:45 |
| 24 | 12.9 | 5:54 | 6:45 |
| 25 | 12.9 | 5:53 | 6:46 |
| 26 | 12.9 | 5:52 | 6:46 |
| 27 | 12.9 | 5:51 | 6:47 |
| 28 | 13.0 | 5:51 | 6:48 |
| 29 | 13.0 | 5:50 | 6:48 |
| 30 | 13.0 | 5:49 | 6:49 |
Solar energy in April
Average shortwave solar energy reaching the ground each day in April, about 6.02 kWh/m².
For context, solar energy here swings from a low near 3.08 kWh/m² to a high of 6.42 kWh/m² in May across the year — April's 6.02 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.7 | 5.7 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.9 | 5.9 | 5.9 | 5.9 | 5.9 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.1 | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.7 | Bright |
| 2 | 5.7 | Bright |
| 3 | 5.8 | Bright |
| 4 | 5.8 | Bright |
| 5 | 5.8 | Bright |
| 6 | 5.8 | Bright |
| 7 | 5.8 | Bright |
| 8 | 5.9 | Bright |
| 9 | 5.9 | Bright |
| 10 | 5.9 | Bright |
| 11 | 5.9 | Bright |
| 12 | 5.9 | Bright |
| 13 | 6.0 | Bright |
| 14 | 6.0 | Bright |
| 15 | 6.0 | Intense |
| 16 | 6.0 | Intense |
| 17 | 6.0 | Intense |
| 18 | 6.1 | Intense |
| 19 | 6.1 | Intense |
| 20 | 6.1 | Intense |
| 21 | 6.1 | Intense |
| 22 | 6.2 | Intense |
| 23 | 6.2 | Intense |
| 24 | 6.2 | Intense |
| 25 | 6.2 | Intense |
| 26 | 6.3 | Intense |
| 27 | 6.3 | Intense |
| 28 | 6.3 | Intense |
| 29 | 6.3 | Intense |
| 30 | 6.3 | Intense |
Hazard calendar for Port Saint Lucie
None of Port Saint Lucie's seasonal hazards are active in April. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Port Saint Lucie sits in the Atlantic hurricane belt; the season peaks August–October.
Is April a good time to visit Port Saint Lucie?
Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
April is one of the better times to visit Port Saint Lucie for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Port Saint Lucie in April
From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In April, Port Saint Lucie sees daytime highs around 78°F and nights near 70°F. Pack sun protection. Worth having: light clothes. About 7 days see rain.
Sea temperature near Port Saint Lucie in April
The nearest coast averages about 76°F in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 15 mi away) is warmest in August at about 84°F and coldest in February near 74°F.
The water stays above 68°F all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 74 | 74 | 74 | 76 | 79 | 82 | 83 | 84 | 84 | 82 | 79 | 77 |
| Comfort | Refreshing | Refreshing | Refreshing | Warm | Warm | Warm | Tropical | Tropical | Tropical | Warm | Warm | Warm |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 74 | Refreshing |
| Feb | 74 | Refreshing |
| Mar | 74 | Refreshing |
| Apr | 76 | Warm |
| May | 79 | Warm |
| Jun | 82 | Warm |
| Jul | 83 | Tropical |
| Aug | 84 | Tropical |
| Sep | 84 | Tropical |
| Oct | 82 | Warm |
| Nov | 79 | Warm |
| Dec | 77 | Warm |
UV index in Port Saint Lucie in April
Clear-sky midday UV in April peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Port Saint Lucie peaks around July 13 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 5 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 5 | 7 | 9 | 9 | 10 | 11 | 11 | 10 | 9 | 8 | 6 | 4 |
| Level | High | High | Very high | Very high | Very high | Extreme | Extreme | Extreme | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | High |
| Feb | 7 | High |
| Mar | 9 | Very high |
| Apr | 9 | Very high |
| May | 10 | Very high |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Extreme |
| Sep | 9 | Very high |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 4 | Moderate |
Air quality in Port Saint Lucie in April
Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.
Air quality in Port Saint Lucie is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 8 | 10 | 11 | 11 | 11 | 15 | 20 | 17 | 12 | 9 | 8 | 8 |
| Level | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 10 | Good |
| Mar | 11 | Good |
| Apr | 11 | Good |
| May | 11 | Good |
| Jun | 15 | Moderate |
| Jul | 20 | Moderate |
| Aug | 17 | Moderate |
| Sep | 12 | Good |
| Oct | 9 | Good |
| Nov | 8 | Good |
| Dec | 8 | Good |
Where is Port Saint Lucie?
Port Saint Lucie sits at 27.3°N, 80.4°W, 16 ft above sea level, in United States. The nearest listed city is Stuart, 8.7 mi away.
Topography around Port Saint Lucie
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Port Saint Lucie.
Within 2 miles, the terrain around Port Saint Lucie has only modest variations in elevation — a maximum elevation change of 43 ft around an average of 20 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 144 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 200 ft.
The land around Port Saint Lucie is covered by artificial surfaces (50%) and trees (31%) within 2 miles, grassland (30%) and trees (27%) within 10 miles, and water (39%) and grassland (25%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Port Saint Lucie (27.2939°, -80.3503°, elevation 16 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).