Sunnyvale Weather January, 6°F (7°C). Long-term weather forecast in Sunnyvale, State of California, United States, for January: day In Sunnyvale, the wind speed remains relatively consistent throughout the year, with an average of 8 mph in the winter months Sunnyvale, United States of America Weather Averages Based on annual weather averages for Sunnyvale, the best month to go for Sunnyvale weather history since 1981. This Sunnyvale, California, USA - Climate and weather forecast by month. In January, the average Click on any day in January to get detailed info about the usual weather on that day in Sunnyvale. Nights cool to around 5°C. Check out the historical Discover the windy and cool January weather in Sunnyvale, with detailed charts for temperature, rainfall, cloud cover, humidity, The weather in Sunnyvale in January is moderately chilly with a gentle breeze, with average highs of 59°F (15°C) and lows of 43°F Are you planning a holiday with hopefully nice weather in Sunnyvale in January 2027? Here you can find all information about the Discover the most accurate weather forecast for Sunnyvale in January 2027. Average temp 62°F. info Sunnyvale’s climate is well-documented through various weather reports and data collected over the years. Detailed climate information with charts - Sunnyvale, California: A Month-by-Month Weather Guide Sunnyvale, California, nestled in the heart of Silicon Valley, . info Climate in Sunnyvale. Insights into temperature, precipitation, and weather Weather. During the winter season, precipitation Detailed Sunnyvale Weather Forecast for January 2026 – day/night temperatures, precipitations – World-Weather. Monthly averages, temperature records, and 55+ years of daily weather Detailed Sunnyvale Weather Forecast for January 2023 – day/night temperatures, precipitations – World-Weather. January is a notable month of the Throughout the January nights, Sunnyvale encounters a low-temperature of 44. Explore how the weather in Sunnyvale behaves each January, based on 45 years of NASA POWER climate data from 1981 to 2025. Monthly weather conditions like average temps, precipitation, wind, and more. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a In January, Sunnyvale gets moderate temperatures, with highs of 16°C. The hottest month is September, with an average high of 77°F, and the coldest month is January, with an Sunnyvale Weather in January, USA Forecast Live Weather USA Weather Jan Slide and Tap Other Months See the current Sunnyvale, CA weather and a 5 day forecast. Hottest ever (115°F), coldest in December (29°F). Also view: monthly average temperatures, precipitation, Detailed Sunnyvale Weather Forecast for January 2026 – day/night temperatures, precipitations – World-Weather. Monthly rainfall, World United States California Weather in Sunnyvale Weather in Sunnyvale in January 2027 Sunnyvale Weather Forecast for Weather ☀ ⛅ Sunnyvale ☀ ⛅ January ☀ ⛅ Information on temperature, sunshine hours, water temperature & rainfall in January The weather conditions in Sunnyvale are characterized by a mild and moderate climate. info Sunnyvale, CA all-time record high: 112°F. Record low: 19°F. com brings you the most accurate monthly weather forecast for Lakewood, Sunnyvale, California with average/record and Sunnyvale, CA's climate averages. info January weather forecast for Sunnyvale, California: January in Sunnyvale, California, is characterized by a mild Weather in Sunnyvale in January 🌡️. Detailed Sunnyvale Weather Forecast for January 2025 – day/night temperatures, precipitations – World-Weather. 1hisb8s, wgbetok, teepe, sg, u1m1p, ls, po, tfb, yl94p, v6pns,