Lompoc in Spring
In spring (March, April and May), Lompoc sees average daytime highs around 61°F and overnight lows near 52°F, with 3.9 in of rain over about 10 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Across spring, daytime highs hold fairly steady around 61°F. The sky is clear or mostly clear about 58% of the time across spring, and the air most often feels dry.
Spring is Lompoc's 3rd-best season to visit on our travel score. For the whole year in context, see Lompoc's year-round climate.
- Avg daytime high
- 61°F
- 3rd-warmest season
- Avg overnight low
- 52°F
- Rainfall
- 3.9 in
- 10 wet days
- Avg wind
- 10 mph
- Travel score
- 6.1
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Lompoc in Spring
Across spring, daytime highs hold fairly steady around 61°F.
A typical spring day in Lompoc reaches about 61°F and drops to 52°F overnight. The warmest of the three months is May, the coolest March.
Lompoc weather by month
How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 60° / 49° | 3.5 | 7 | 9.9 | 5.2 |
| Feb | 59° / 50° | 3.4 | 7.5 | 10.7 | 5.0 |
| Mar | 60° / 51° | 2.6 | 6.1 | 11.7 | 5.4 |
| Apr | 60° / 51° | 0.9 | 2.9 | 12.8 | 6.1 |
| May | 62° / 53° | 0.4 | 1.4 | 13.8 | 6.8 |
| Jun | 64° / 55° | 0.1 | 0.3 | 14.3 | 7.8 |
| Jul | 67° / 57° | 0.0 | 0.2 | 14.1 | 8.2 |
| Aug | 68° / 58° | 0.0 | 0.1 | 13.3 | 8.5 |
| Sep | 68° / 58° | 0.0 | 0.3 | 12.2 | 8.5 |
| Oct | 67° / 57° | 0.6 | 1.8 | 11.1 | 8.1 |
| Nov | 64° / 53° | 1.2 | 3.3 | 10.2 | 7.0 |
| Dec | 60° / 49° | 2.6 | 6 | 9.7 | 5.4 |
Cloud cover in Spring
The sky is clear or mostly clear about 58% of the time across spring.
Chance of precipitation in Spring
Lompoc gets around 3.9 in of rain over 10 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 10 mph across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 12 min in early March to 14 h 06 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 6.7 kWh/m².
Is spring a good time to visit Lompoc?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Lompoc for sightseeing.
What to pack for Lompoc in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Lompoc sees daytime highs around 61°F and nights near 52°F. Pack sun protection. Worth having: a warm layer. About 10 days see rain.
Sea temperature near Lompoc in Spring
The nearest coast averages about 55°F across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 9 mi away) is warmest in October at about 60°F and coldest in April near 54°F.
The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 56 | 56 | 55 | 54 | 55 | 56 | 58 | 59 | 60 | 60 | 59 | 57 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Cool | Cool | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 56 | Bracing |
| Feb | 56 | Bracing |
| Mar | 55 | Bracing |
| Apr | 54 | Bracing |
| May | 55 | Bracing |
| Jun | 56 | Bracing |
| Jul | 58 | Bracing |
| Aug | 59 | Cool |
| Sep | 60 | Cool |
| Oct | 60 | Cool |
| Nov | 59 | Cool |
| Dec | 57 | Bracing |
UV index in Lompoc in Spring
Clear-sky midday UV across spring averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Lompoc peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 4 | 5 | 7 | 8 | 11 | 10 | 10 | 8 | 6 | 3 | 3 |
| Level | Moderate | Moderate | Moderate | Very high | Very high | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | Very high |
| May | 8 | Very high |
| Jun | 11 | Extreme |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 3 | Moderate |
| Dec | 3 | Moderate |
Air quality in Lompoc in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Lompoc is worst in September — around 21 µg/m³ PM2.5 (moderate), about 5.4× the cleanest month (June, 4 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) | 5 | 5 | 6 | 5 | 5 | 4 | 6 | 9 | 21 | 5 | 5 | 6 |
| Level | Good | Good | Good | Good | Good | Good | Good | Good | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 5 | Good |
| Feb | 5 | Good |
| Mar | 6 | Good |
| Apr | 5 | Good |
| May | 5 | Good |
| Jun | 4 | Good |
| Jul | 6 | Good |
| Aug | 9 | Good |
| Sep | 21 | Moderate |
| Oct | 5 | Good |
| Nov | 5 | Good |
| Dec | 6 | Good |
Where is Lompoc?
Lompoc sits at 34.6°N, 120.5°W, 105 ft above sea level, in United States. The nearest listed city is Orcutt, 16 mi away.
Topography around Lompoc
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Lompoc.
Within 2 miles, the terrain around Lompoc has significant variations in elevation — a maximum elevation change of 902 ft around an average of 226 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,100 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,788 ft.
The land around Lompoc is covered by artificial surfaces (38%) and grassland (31%) within 2 miles, grassland (46%) and trees (31%) within 10 miles, and water (47%) 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 Lompoc (34.6392°, -120.4579°, elevation 105 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.