Mountain View Weather in December

Thinking of visiting Mountain View in December? Expect high temperatures reaching 23°C (73°F) during the day, dropping to 17°C (63°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Mountain View in December

Historically, approximately 17 days this month are expected to have rain, averaging 176 mm (6.9 in). This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Mountain View in December

If you're visiting Mountain View in December, expect highs of 23°C (73°F) and overnight lows around 17°C (63°F). Overall, the month follows a fairly predictable daily temperature pattern. At 17°C (63°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Mountain View in December

The month brings about 127 hours of sunlight, offering a comfortable mix of sun and overcast.

If your ideal day consists of dry skies and pleasant temperatures, January, May, June, July, August, September, October, November and December typically offer the best circumstances for Mountain View.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Mountain View's climate page.

Mountain View Temperature in December

Min Temperature 17°C (63°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 58%  

Precipitation 176 mm (6.9 in)  

Rainy days 17 days  

Humidity 78% *  

Sunshine 127 hours *  

Percentage Sunshine 37% *  

* Data from: Hilo, the United States of America (16 KM, 10 Miles).

What to Wear in Mountain View in December

For Mountain View in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Mountain View in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Camping

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Mountain View's climate page.

More climate data for Mountain View

Temperature Rainfall Sunshine Humidity

See the full Mountain View climate overview or explore weather in the United States of America.