Day
22 °C
Night
11 °C
Sea
14 °C
Precipitation
9 mm
in month
Rainy days
1 days
in month
Daylight
14 hours
average
Sunshine
10 hours
average
Humidity
71 %
During the week of 31 March 2025 - 6 April 2025, temperatures averaged at 20 °C (68 °F) during the day and dropped to 10 °C (50 °F) at night. These temperatures are roughly same as the long-time average for Santa Barbara, being 20 °C (68 °F) for daily temperatures and 9 °C (48 °F) for night temperatures. On average, the temperatures during various times of day (in local time) were recorded as: 7am 11 °C (52 °F), 10am 17 °C (63 °F), 1pm 19 °C (66 °F), 4pm 19 °C (66 °F), 7pm 16 °C (61 °F), 10pm 13 °C (55 °F).
During this week: 6 days without rain and 1 day with light rain were observed. During the whole week, total of 2 mm (0.08 in) of precipitation was observed, which is below the long term average for Santa Barbara, which is 13 mm (0.51 in). From dawn to dusk, there was an average of 23 % cloud coverage during the day. The meteorological event(s) that occurred were: mist and fog.
Average speed of wind was 3.7 m/s. The air pressure varied between 1008 hpa and 1024 hpa. The average air humidity was 63 % in Santa Barbara.
On average, there were 9 hours clear skies, 2 hours partially overcast skies and 2 hours overcast skies during the daytime (from dawn to dusk). At 06:42, on average, the sun rose, and at 19:21, the sun set.
Characterized by tropical weather patterns, Santa Barbara in the United States of America offers a range of temperatures from 18 °C (65 °F) to 26 °C (79 °F) during daytime from the coldest month of January to the warmest in August. Nightly temperatures vary between 6 °C (44 °F) in January and 15 °C (59 °F) in August. Ocean temperatures fluctuate from 14 °C (57 °F) in April to 18 °C (65 °F) during August's peak. The driest month is July, averaging a mere 0 days of rainfall, while February is conversely the wettest with 7 days of precipitation.
In Santa Barbara, January witnesses the lowest daytime temperatures of the year while the sea temperature also continues its decline steadily, clocking in at 14 °C (58 °F). The increase in the number of rainy days is noted, reaching 6 days, with the rainfall volume likewise growing in comparison to the prior month to a total of 97 mm (3.80 in). The minimal night temperatures are recorded, sitting at a chilly 6 °C (44 °F), and humidity levels drop to their lowest point at 67 %.
February sees the highest number of rainy days at 7 days in Santa Barbara, accompanied by peak rainfall volumes of 106 mm (4.17 in). A hint at warmer nights emerges with the temperature increasing slightly to 7 °C (45 °F). An upsurge in the number of sunlit hours is evident compared to the previous month, registering 7 hours.
March indicates the outset of a decrease in both the number of rainy days, now at 6 days, and the volume of rainfall, measured at 79 mm (3.09 in) in Santa Barbara. Day temperatures start to climb, reaching 19 °C (67 °F), while a parallel rise in night temperatures is noted at 8 °C (47 °F). Cloud-free hours continue their incremental ascent.
April in Santa Barbara is marked by a continued rise in day temperatures, now at 21 °C (69 °F), while the sea temperature remains at its yearly low. The decline in the number of rainy days is more pronounced, down to 3 days, and corresponding rainfall volumes also fall to 31 mm (1.21 in). Nighttime temperatures warm up to 9 °C (49 °F), and wind speeds reach their peak for the year.
As May arrives, a further increase in day temperatures to 22 °C (71 °F) is noted in Santa Barbara, alongside the inception of a rise in sea temperatures. Additionally, rainfall numbers continue their downswing, now at 9 mm (0.36 in), and the frequency of rainy days exhibits a decrease to 1 day. The transition to drier conditions is underway. Night temperatures experience an uptick, marked at 11 °C (52 °F).
The onset of the tourist season in June is accompanied by rising day temperatures, which now average 23 °C (74 °F), while sea temperatures also continue their upward trajectory. A minimal number of rainy days, tallying 1 day, and a correspondingly low volume of rainfall at 2 mm (0.08 in) denote the onset of dry conditions. The nighttime temperature rise maintains its course, now at 13 °C (55 °F).
The peak of the tourist season in July sees day temperatures ascending further to 25 °C (77 °F), while sea temperatures also hit higher marks at 18 °C (64 °F). The nadir of both rainfall frequency and volume is noted, now at 0 mm (0.01 in). The zenith of cloud-free daylight hours is likewise visible, with 11 hours being the highest recorded.
August in Santa Barbara brings about the highest day temperatures for the year, peaking at 26 °C (79 °F), and the sea also reaches its warmest at 18 °C (65 °F). The continuation of the tourist season is apparent, and a pending end to the dry period is also on the horizon. Night temperatures achieve their highest levels, now at 15 °C (59 °F). Daylight hours without clouds reduce slightly in August.
Santa Barbara experiences a continuation of the tourist season in September, while the apex of the dry season is also near. A gradual decline in day temperatures is noticeable, averaging 25 °C (78 °F), and night temperatures begin their descent, now at 14 °C (58 °F). The rise in rainy days becomes apparent, yet sunlight hours without clouds continue to diminish, tallying 9 hours.
October marks the continuation of the tourist season in Santa Barbara with witnessed reductions in day temperatures, now at 24 °C (75 °F), and nighttime temperatures following suit, recorded at 12 °C (54 °F). An increase in the volume of rainfall is noted at 17 mm (0.65 in), while the number of rainy days also creeps up, indicated by 2 days. Wind speeds hit their annual minimum.
As November commences, the gradual decrease in sea temperatures is evident at 16 °C (62 °F) in Santa Barbara. Concurrent with this, day temperatures also continue to decline, averaging 22 °C (71 °F). The upward trend in rainy days is maintained, registering 4 days, with the rise in rainfall volumes apparent at 43 mm (1.67 in). Sunlight hours reduce in parallel with earlier months, tallying 6 hours, while nighttime temperatures proceed to fall, now at 9 °C (48 °F).
December observes a further drop in day temperatures, registering at 18 °C (65 °F) in Santa Barbara, while sea temperatures also continue their downward trend, now at 15 °C (59 °F). A growing number of rainy days is apparent, climbing to 5 days, with the rain volumes persistently increasing and the shortest daylight hours of the year becoming prominent.
In January, Santa Barbara generally experiences around 6 days of rainfall.
February typically exhibits high humidity levels, averaging about 69 %.
One can expect moderate winds in March, with an average speed of 4 m/s.
Approximately 10 hours of sunshine can be anticipated in Santa Barbara for the month of April.
Santa Barbara expects to see around 1 day with rainfall in May.
Santa Barbara is highly recommended for visitors in June with infrequent rain, averaging only 1 day per month, and agreeable temperatures.
Santa Barbara's sea temperatures in July are expected to be approximately 18 °C (64 °F).
During August, you can typically expect daytime temperatures to hover around 26 °C (79 °F) in Santa Barbara.
September in Santa Barbara offers pleasant and inviting warmth, likely ensuring a comfortable stay.
October doesn't typically bring a wet season to Santa Barbara; expect an average of 2 days with some rainfall.
In November, you can expect the nights in Santa Barbara to be bracingly cool, averaging around 9 °C (48 °F).
December does not belong to the dry season; Santa Barbara sees an average of approximately 5 days of rain in this month.