Our verdict
The best time to visit Healdsburg is September-October
The warmest month of the year in Healdsburg is July, where the average temperature gets to around 29℃ (84℉), but temperatures can reach as high as 33℃ (91℉) on the hottest days in summer. In the winter, temperatures can get down to 2℃ (36℉) around December.
If you’re keen to work on your tan in Healdsburg, you’re most likely get the longest days between sun-up and sun-down around July. To stay dry, avoid travelling to Healdsburg in February – It’s the wettest month of the year.
Keep reading to learn more about the best times to go to Healdsburg, including detailed weather information and tools to help you find and book great deals on your travel.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Healdsburg seasons
Before you continue, it’s important to know when the seasons are in Healdsburg as they might be different to yours depending on where in the world you’re travelling from. Healdsburg is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Healdsburg
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Healdsburg for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Healdsburg climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Healdsburg for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Healdsburg in January
- Average temperature: 9℃ (48℉)
- Average high temperature: 14℃ (57℉)
- Average low temperature: 5℃ (41℉)
- Average humidity: 74%
- Average sunny days: 19 days
- Average rainfall: 89mm (4") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Healdsburg in February
- Average temperature: 10℃ (49℉)
- Average high temperature: 15℃ (59℉)
- Average low temperature: 5℃ (41℉)
- Average humidity: 74%
- Average sunny days: 17 days
- Average rainfall: 110mm (4") over 10 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Healdsburg in March
- Average temperature: 11℃ (51℉)
- Average high temperature: 16℃ (60℉)
- Average low temperature: 5℃ (41℉)
- Average humidity: 76%
- Average sunny days: 15 days
- Average rainfall: 84mm (3") over 14 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in March, make sure you pack a warm jacket or coat.
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Healdsburg in April
- Average temperature: 13℃ (55℉)
- Average high temperature: 19℃ (66℉)
- Average low temperature: 7℃ (44℉)
- Average humidity: 70%
- Average sunny days: 19 days
- Average rainfall: 27mm (1") over 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in April, make sure you pack a warm jacket or coat.
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Healdsburg in May
- Average temperature: 16℃ (60℉)
- Average high temperature: 22℃ (71℉)
- Average low temperature: 9℃ (47℉)
- Average humidity: 67%
- Average sunny days: 23 days
- Average rainfall: 25mm (1") over 6 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in May, make sure you pack a coat or jumper for the evenings and some light clothes for the daytime.
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Healdsburg in June
- Average temperature: 19℃ (66℉)
- Average high temperature: 26℃ (79℉)
- Average low temperature: 12℃ (53℉)
- Average humidity: 60%
- Average sunny days: 27 days
- Average rainfall: 4mm (0") over 2 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in June, make sure you pack a coat or jumper for the evenings, and t-shirts and light gear for the daytime.
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Healdsburg in July
- Average temperature: 21℃ (69℉)
- Average high temperature: 29℃ (84℉)
- Average low temperature: 13℃ (55℉)
- Average humidity: 59%
- Average sunny days: 30 days
- Average rainfall: 1mm (0") over 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in July, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Healdsburg in August
- Average temperature: 20℃ (68℉)
- Average high temperature: 29℃ (84℉)
- Average low temperature: 13℃ (55℉)
- Average humidity: 61%
- Average sunny days: 30 days
- Average rainfall: 0mm (0") over 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in August, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Healdsburg in September
- Average temperature: 19℃ (67℉)
- Average high temperature: 28℃ (82℉)
- Average low temperature: 12℃ (54℉)
- Average humidity: 57%
- Average sunny days: 27 days
- Average rainfall: 3mm (0") over 2 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in September, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
Healdsburg in October
- Average temperature: 16℃ (61℉)
- Average high temperature: 23℃ (74℉)
- Average low temperature: 10℃ (50℉)
- Average humidity: 60%
- Average sunny days: 25 days
- Average rainfall: 27mm (1") over 5 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in October, make sure you pack a coat or jumper for the evenings, and t-shirts and light gear for the daytime.
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Healdsburg in November
- Average temperature: 12℃ (53℉)
- Average high temperature: 17℃ (63℉)
- Average low temperature: 7℃ (44℉)
- Average humidity: 69%
- Average sunny days: 21 days
- Average rainfall: 46mm (2") over 8 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in November, make sure you pack a warm jacket or coat.
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Healdsburg in December
- Average temperature: 8℃ (47℉)
- Average high temperature: 13℃ (55℉)
- Average low temperature: 4℃ (40℉)
- Average humidity: 74%
- Average sunny days: 19 days
- Average rainfall: 87mm (3") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Healdsburg in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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