Dublin, California Climate by Month
Dublin, California, United States
Warm summers and cool winters, with most rain from December to March.
The climate in Dublin is one of warm summers and cool winters, with most rain from December to March. August is the warmest month, with highs around 83°F (29°C); January is the coolest at 57°F (14°C), and nights dip to 40°F (5°C). It gets 18 in (459 mm) of rain a year, 72% of it from December to March. June to September are almost completely dry.
- Warmest month
- 83°F(29°C)
- Average high, August
- Coldest nights
- 40°F(5°C)
- Average low, December
- Rain per year
- 18 in(459 mm)
- Wettest: January
- Humidity
- 63%
- Sunniest: June
Best and worst months in Dublin
Best for weatherMay, June and October are the best time for weather in Dublin: highs near 76°F (25°C) and almost no rain.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 57°F (14°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 May.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Dublin weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 57°F(14°C) | 41°F(5°C) | 3.7 in(93 mm) | 76% | 1.9 |
| FebFebruary | 60°F(16°C) | 42°F(6°C) | 3.4 in(86 mm) | 70% | 2.7 |
| MarMarch | 64°F(18°C) | 44°F(7°C) | 2.6 in(65 mm) | 70% | 4.3 |
| AprApril | 69°F(20°C) | 46°F(8°C) | 1.3 in(32 mm) | 62% | 5.5 |
| MayMayBest | 73°F(23°C) | 50°F(10°C) | 0.6 in(14 mm) | 59% | 6.4 |
| JunJuneBest | 79°F(26°C) | 53°F(12°C) | 0.2 in(4 mm) | 55% | 7.4 |
| JulJuly | 82°F(28°C) | 56°F(13°C) | 0.0 in(1 mm) | 58% | 7.3 |
| AugAugust | 83°F(29°C) | 56°F(13°C) | 0.0 in(1 mm) | 56% | 6.6 |
| SepSeptember | 83°F(28°C) | 55°F(13°C) | 0.1 in(2 mm) | 54% | 5.5 |
| OctOctoberBest | 77°F(25°C) | 51°F(10°C) | 1.0 in(26 mm) | 54% | 3.9 |
| NovNovember | 66°F(19°C) | 44°F(7°C) | 1.9 in(49 mm) | 68% | 2.6 |
| DecDecember | 58°F(14°C) | 40°F(5°C) | 3.4 in(86 mm) | 76% | 1.8 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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