Average daily temperature during the week of 23 June 2025 - 29 June 2025 was 25 °C (77 °F), average minimal (night) temperature was 7 °C (45 °F). Both the daily and night temperatures in South Lake Tahoe are slightly above the long-term average, which is around 23 °C (73 °F) and 6 °C (43 °F) respectively. Monday marked the coldest day of the week. The average temperatures observed during different times of day (based on local time) were as below: 7am 10 °C (50 °F), 10am 19 °C (66 °F), 1pm 24 °C (75 °F), 4pm 25 °C (77 °F), 7pm 22 °C (72 °F), 10pm 14 °C (57 °F).

The week had 7 days without rain. The total precipitation for the week in South Lake Tahoe was 0 mm (0.00 in), which is slightly below the area's average of 3 mm (0.12 in). The average cloud coverage during the daytime (from dawn to dusk) was 3 %.

The wind's speed averaged 2.2 m/s. Prevailing wind direction(s) was North. The air pressure varied between 1009 hpa and 1020 hpa. On average, the air humidity in South Lake Tahoe was 43 %.

During the daytime (from dawn to dusk), there were in average: 14.5 hours clear skies. Average time of sunrise was 05:36, average time of sunset was 20:29.

Weather overview

The region of South Lake Tahoe in the United States is characterized by its moderate and pleasant climate. During the course of the year, daytime temperatures vary, starting at a cool average of 6 °C (44 °F) in January and warming up to a peak average of 26 °C (79 °F) in July. With the night temperatures following a similar trend, the warmest nights are in July, averaging 8 °C (46 °F), with the coldest in January at just -6 °C (22 °F). August is noted for being the driest month with an average of 3 days of rainfall, while the wettest month is typically March, receiving rain on 10 days. Detailed weather data reveal further insights into specific climate measures such as wind speed, humidity, and the number of clear, sunny days.

January weather

In South Lake Tahoe, January's daytime temperature minimum holds steady at 6 °C (44 °F), while the nighttime temperature is also at its minimum for the year at -6 °C (22 °F). As this month progresses, we begin to see an uptick in the number of clear, sunny hours. The lowest wind speeds for the year can also be felt now, averaging around 3

February weather

February in South Lake Tahoe sees a gradual decrease in rainfall to 105 mm (4.12 in), though interestingly, the month also experiences an increase in rainy days. The ascending trend in sunny hours is maintained, now averaging 7 hours.

March weather

South Lake Tahoe witnesses the beginnings of a temperature rise in March, with the mean daytime temperature reaching 9 °C (47 °F). Night temperatures also trend upward, averaging -4 °C (25 °F). The pinnacle of rainy days is reached this month, numbering 10 days, while rainfall volume continues its decline, registering at 84 mm (3.32 in). The lengthening of sunny hours persists, now at 9 hours.

April weather

Continuing the trend, April sees further increases in both day and night temperatures in South Lake Tahoe, with averages of 12 °C (53 °F) and -2 °C (29 °F), respectively. The descent in rainfall levels to 42 mm (1.66 in) matches the dwindling number of rainy days, recorded at 7 days. The escalation of clear sunny hours is evident, 10 hours, and the peak wind speeds can be felt, averaging 4.

May weather

May in South Lake Tahoe is marked by diminishing rainfall, with a total volume of 31 mm (1.23 in), and a slight reduction in the number of rainy days at 6 days. The upward trend in temperatures continues, carrying the daytime average to 17 °C (62 °F), alongside a similar rise in nighttime temperatures to 2 °C (35 °F). The expansion of sunny hours carries on, now measuring 11 hours.

June weather

The onset of the tourist season in South Lake Tahoe is marked by June's continued fall in the count of rainy days to 4 days and accompanying reduction in rainfall to 18 mm (0.69 in). Daytime temperatures soar to an inviting 22 °C (71 °F), and the incremental rise in nighttime temperatures continues to 5 °C (41 °F). The stretch in hours of sunshine extends further, now reaching 12 hours.

July weather

Celebrating the tourist season in stride, July in South Lake Tahoe records both the apex of daytime temperatures at 26 °C (79 °F) and the peak of nighttime temperatures at 8 °C (46 °F). A notable dip to the minimum rainfall volume is recorded at 7 mm (0.27 in). Rising sun hours hit their maximum at 12 hours, while humidity descents to its lowest at 42 %.

August weather

August in South Lake Tahoe signifies the near climax of the dry season, with the count of rainy days at a minimum of 3 days. One can note the beginning of a decrease in hours of sunshine.

September weather

South Lake Tahoe begins to cool down in September, with the initiation of a decrease in daytime temperatures to 22 °C (72 °F), and night temperatures also commence a downward trend. While the tourist season lingers and the dry season comes to a close, there's a noticeable increase in the volume of rainfall to 17 mm (0.67 in), amid a rising count of rainy days to 4 days.

October weather

With the descent of daytime temperatures continuing in October, averaging at 17 °C (62 °F) in South Lake Tahoe, and nighttime temperatures also decreasing, there's an observation of climbing rainfall volume recorded at 39 mm (1.52 in). The dry season remains. The reduction in sunlit hours persists, indicated by 9 hours.

November weather

As South Lake Tahoe moves toward the year's end, November brings a rise in the number of rainy days, now at 8 days, while also observing an upsurge in rainfall to 82 mm (3.24 in). The downturn in daytime temperatures remains evident at 10 °C (50 °F), and nighttime temperatures further descend to -3 °C (27 °F). The decline in the count of sunny hours goes on, coming in at 7 hours.

December weather

December in South Lake Tahoe is characterized by a further decline in daytime temperatures, now at 7 °C (44 °F), and an escalation in rainfall with a peak volume of 113 mm (4.46 in). A raise in the number of rainy days is indicative of the season, recorded at 9 days. Maximum levels of humidity are achieved, and the least amount of sunny hours are noted during this month. Day length reaches its shortest, averaging 9 hours.

What is the average minimum temperature during the day and night in South Lake Tahoe for January?

In January, South Lake Tahoe experiences an average daytime temperature of 6 °C (44 °F) and nighttime lows reach approximately -6 °C (22 °F).

Does the number of rainy days in South Lake Tahoe increase or decrease in February?

Surprisingly, the tally of rainy days in South Lake Tahoe actually climbs in February.

How does the rainfall in South Lake Tahoe change in March?

March sees a continuation of the reduction in rainfall volume to 84 mm (3.32 in), even as it reaches the highest number of rainy days.

What changes occur in South Lake Tahoe's climate during April?

April brings a continued upswing in both temperatures and sunny hours, whilst precipitation levels and rainy days exhibit a decrease.

How steady is the wind during May in South Lake Tahoe?

The wind in May is consistent with an average velocity of 4.

Is June a particularly dry month in South Lake Tahoe's climate?

Indeed, in June, South Lake Tahoe moves towards a drier climate with rare rainy days, amounting to a mere 4 days.

Would you recommend visiting South Lake Tahoe in July for favorable weather conditions?

Absolutely, with minimal rain across only 3 days and the daily temperatures peaking at a comfortable 26 °C (79 °F), July is an ideal time for a South Lake Tahoe getaway.

What's the average number of rainy days during August in South Lake Tahoe?

August typically sees around 3 days marked by rainfall.

In September, how does the temperature fluctuate in South Lake Tahoe during the day?

Throughout September, the average daytime temperature in South Lake Tahoe falls to a pleasant 22 °C (72 °F).

October in South Lake Tahoe, how many hours of sunshine can one anticipate?

Expect an average of about 9 hours of sunshine per day in October.

What's the average number of sunny hours in November in South Lake Tahoe?

November sees a decrease to an average of 7 hours of sun per day.

Is the rainfall in December in South Lake Tahoe the highest throughout the year?

Indeed, December experiences the heaviest rainfall during the year in South Lake Tahoe.