Lompoc Climate by Month
Lompoc, California, United States
Mild all year, with most rain from December to March.
Lompoc is mild all year, with most rain from December to March. September is the warmest month, with highs around 76°F (25°C); January is the coolest at 66°F (19°C), and nights dip to 41°F (5°C). Of the 15 in (385 mm) of rain in a typical year, 75% falls from December to March. May to September are almost completely dry.
- Warmest month
- 76°F(25°C)
- Average high, September
- Coldest nights
- 41°F(5°C)
- Average low, December
- Rain per year
- 15 in(385 mm)
- Wettest: February
- Humidity
- 69%
- Sunniest: June
Best and worst months in Lompoc
Best for weatherAugust to October are the best time for weather in Lompoc: highs near 76°F (24°C) and almost no rain.
Least pleasantJanuary and February are the least pleasant; February is the coldest, with highs of only 66°F (19°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in August.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Lompoc weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 66°F(19°C) | 42°F(6°C) | 3.0 in(75 mm) | 70% | 2.6 |
| FebFebruary | 66°F(19°C) | 44°F(7°C) | 3.3 in(85 mm) | 68% | 3.3 |
| MarMarch | 68°F(20°C) | 45°F(7°C) | 2.4 in(60 mm) | 71% | 4.7 |
| AprApril | 69°F(21°C) | 45°F(7°C) | 1.3 in(33 mm) | 69% | 6.0 |
| MayMay | 70°F(21°C) | 48°F(9°C) | 0.3 in(7 mm) | 70% | 6.7 |
| JunJune | 72°F(22°C) | 51°F(11°C) | 0.0 in(1 mm) | 70% | 7.1 |
| JulJuly | 74°F(23°C) | 53°F(12°C) | 0.0 in(0 mm) | 75% | 6.8 |
| AugAugustBest | 75°F(24°C) | 54°F(12°C) | 0.0 in(1 mm) | 72% | 6.5 |
| SepSeptemberBest | 76°F(25°C) | 53°F(12°C) | 0.1 in(2 mm) | 72% | 5.5 |
| OctOctoberBest | 76°F(24°C) | 50°F(10°C) | 0.7 in(19 mm) | 67% | 4.2 |
| NovNovember | 71°F(22°C) | 45°F(7°C) | 1.3 in(33 mm) | 61% | 3.1 |
| DecDecember | 66°F(19°C) | 41°F(5°C) | 2.7 in(69 mm) | 64% | 2.5 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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