Climate in Tijuana (Baja California)

The climate of Tijuana is arid sub-tropical, with very mild, relatively rainy winters and warm, sunny summers. The climate resembles that of Los Angeles, although it is even more arid.
The city is located in northwestern Mexico, near the Pacific coast, where a cold current flows. Across the border with the United States is San Diego.
The winter is very mild, with many sunny days, although there may be some rainy days. At night, the temperature can sometimes drop to 1/2 °C (34/36 °F).
In summer, the neighborhoods closest to the sea are cooler, while the temperature increases as you move further away from the coast. In August, the maximum temperature is 25 °C (77 °F) on the coast, 27 °C (81 °F) at Tijuana airport, and 31 °C (88 °F) in Maclovio Rojas, 30 km (18 mi) away from the coast.
All year round, but especially from April to November, with a maximum in autumn, the temperature can increase a lot when the Santa Ana blows, the wind from the deserts of the interior. In September 2010 the temperature reached 41 °C (106 °F).
Occasionally, from June to October, but with a higher probability in September, the city may be affected by the remnants of a hurricane from the Pacific to the west of Mexico. Typically, the main effects are heavy rainfall or scattered thunderstorms.
The sea is quite cold even in summer.

Best Time

Having a great climate, Tijuana can be visited all year round. However, from December to March, it can rain, and it can get a bit cold at night, especially in inland areas. In May and June, there may be morning mists. In summer, but especially in September and October, there can be very hot days, when the wind blows from the desert.
The best time to go to the beach is from July to October, when the sea is less cold.

Tijuana - Climate data

In Tijuana, the average temperature of the coldest month (December) is of 14.1 °C (57.4 °F), that of the warmest month (August) is of 22.7 °C (72.8 °F). Here are the average temperatures.
Precipitation amounts to 230 millimeters (9.1 inches) per year: it is therefore scarce. It ranges from 0 mm (0 in) in the driest months (June, July, August) to 45 mm (1.8 in) in the wettest ones (January, March) Here is the average precipitation.
The sea temperature ranges from 15 °C (59 °F) in January, February to 20.5 °C (69 °F) in August, September. Here are the average sea temperatures.
There are on average around 3015 sunshine hours per year. Here are the average hours of sunshine per day.

Tijuana - Weather by month

Based on the period 1991-2020

---

January is generally a mild month. The average temperature is of 14.5 °C (58 °F), with a minimum of 9.2 °C (48.5 °F) and a maximum of 19.8 °C (67.6 °F).
On the coldest nights of the month, the temperature usually drops to around 4 °C (39.5 °F).
On the warmest days of the month, the temperature usually reaches around 27.5 °C (82 °F). However, it reached 32 °C (89.6 °F) in January 2003.
Precipitation amounts to 45 mm (1.8 in), distributed over 6 days.
The day lasts on average 10 hours and 20 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 68% of the time.
The average humidity is 64%.
The average wind speed is 7 kph (5 mph).
The average sea temperature is of 15 °C (59.5 °F). Therefore, the sea is cold for swimming.

---

February is generally a mild month. The average temperature is of 14.4 °C (58 °F), with a minimum of 9.4 °C (48.9 °F) and a maximum of 19.4 °C (66.9 °F).
On the coldest nights of the month, the temperature usually drops to around 5 °C (40.5 °F).
On the warmest days of the month, the temperature usually reaches around 27.5 °C (81.5 °F). However, it reached 33 °C (91.4 °F) in February 2002.
Precipitation amounts to 35 mm (1.4 in), distributed over 5 days.
The day lasts on average 11 hours and 5 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 73% of the time.
The average humidity is 67%.
The average wind speed is 8 kph (5 mph).
The average sea temperature is of 15 °C (59 °F). Therefore, the sea is cold for swimming.

---

March is generally a very mild month. The average temperature is of 15.2 °C (59 °F), with a minimum of 10.4 °C (50.8 °F) and a maximum of 20 °C (67.9 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 6 °C (43 °F).
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 28 °C (83 °F). However, it reached 36 °C (96.8 °F) in March 1997.
Precipitation amounts to 45 mm (1.8 in), distributed over 6 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 67% of the time.
The average humidity is 70%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).
The average sea temperature is of 15.5 °C (59.5 °F). Therefore, the sea is cold for swimming.

---

April is generally a very mild month. The average temperature is of 16.4 °C (61 °F), with a minimum of 11.6 °C (52.9 °F) and a maximum of 21.2 °C (70.1 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 7.5 °C (45.5 °F).
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 30 °C (86 °F). However, it reached 37 °C (98.6 °F) in April 2009.
Precipitation amounts to 20 mm (0.8 in), distributed over 3 days.
The day lasts on average 13 hours and 0 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 62% of the time.
The average humidity is 68%.
The average wind speed is 9 kph (6 mph).
The average sea temperature is of 16 °C (60.5 °F). Therefore, the sea is cold for swimming.

---

May is generally a very mild month. The average temperature is of 17.9 °C (64 °F), with a minimum of 13.7 °C (56.7 °F) and a maximum of 22 °C (71.6 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 10 °C (50 °F).
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 29 °C (84.5 °F). However, it reached 38 °C (100.4 °F) in May 2004.
Precipitation amounts to only 5 mm (0.2 in), and all occurs in one day.
The day lasts on average 13 hours and 55 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 57% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 9 kph (6 mph).
The average sea temperature is of 17 °C (62 °F). Therefore, the sea is cold for swimming.

---

June is generally a warm month. The average temperature is of 19.6 °C (67 °F), with a minimum of 15.3 °C (59.6 °F) and a maximum of 23.8 °C (74.8 °F).
On the coldest nights, the temperature usually drops to around 12 °C (54 °F).
On the warmest days, the temperature usually reaches around 29.5 °C (85.5 °F). However, it reached 38 °C (100.4 °F) in June 2008.
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 14 hours and 20 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 8 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is 9 kph (6 mph).
The average sea temperature is of 18 °C (64.5 °F). Therefore, the sea is cold for swimming.

---

July is generally a warm month. The average temperature is of 21.8 °C (71 °F), with a minimum of 17.4 °C (63.4 °F) and a maximum of 26.1 °C (79 °F).
On the coldest nights of the month, the temperature usually drops to around 14.5 °C (58.5 °F).
On the warmest days of the month, the temperature usually reaches around 31.5 °C (89 °F). However, it reached 40 °C (104 °F) in July 2006.
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 14 hours and 0 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 71% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is 10 kph (6 mph).
The average sea temperature is of 19.5 °C (67.5 °F). Therefore, the sea is very cool for swimming.

---

August, the warmest month of the year, is generally a warm to hot, muggy month. The average temperature is of 22.7 °C (73 °F), with a minimum of 18.2 °C (64.7 °F) and a maximum of 27.2 °C (81 °F).
On the coldest nights of the month, the temperature usually drops to around 15.5 °C (60.5 °F).
On the warmest days of the month, the temperature usually reaches around 33 °C (91.5 °F). However, it reached 38 °C (100.4 °F) in August 1997.
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 13 hours and 20 minutes.
There are on average 9 hours of sunshine per day. So, the sun shines 68% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is 9 kph (6 mph).
The average sea temperature is of 20.5 °C (69 °F). Therefore, the sea is cool for swimming.

---

September is generally a warm month. The average temperature is of 22.3 °C (72 °F), with a minimum of 17.5 °C (63.4 °F) and a maximum of 27.1 °C (80.7 °F).
On the coldest nights, the temperature usually drops to around 13.5 °C (56 °F).
On the warmest days, the temperature usually reaches around 36 °C (96.5 °F). However, it reached 41 °C (105.8 °F) in September 2010.
Precipitation amounts to only 5 mm (0.2 in), and all occurs in one day.
The day lasts on average 12 hours and 20 minutes.
There are on average 9 hours of sunshine per day. So, the sun shines 73% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).
The average sea temperature is of 20.5 °C (69 °F). Therefore, the sea is cool for swimming.

---

October is generally a warm month. The average temperature is of 20 °C (68 °F), with a minimum of 14.9 °C (58.8 °F) and a maximum of 25 °C (77.1 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 10.5 °C (50.5 °F).
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 33.5 °C (92.5 °F). However, it reached 39 °C (102.2 °F) in October 2017.
Precipitation amounts to 10 mm (0.4 in), distributed over 2 days.
The day lasts on average 11 hours and 20 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 71% of the time.
The average humidity is 65%.
The average wind speed is 8 kph (5 mph).
The average sea temperature is of 19.5 °C (67 °F). Therefore, the sea is very cool for swimming.

---

November is generally a very mild month. The average temperature is of 16.9 °C (62 °F), with a minimum of 11.5 °C (52.7 °F) and a maximum of 22.4 °C (72.3 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 6.5 °C (43.5 °F).
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 31 °C (87.5 °F). However, it reached 36 °C (96.8 °F) in November 2010.
Precipitation amounts to 35 mm (1.4 in), distributed over 4 days.
The day lasts on average 10 hours and 30 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 76% of the time.
The average humidity is 62%.
The average wind speed is 8 kph (5 mph).
The average sea temperature is of 17.5 °C (64 °F). Therefore, the sea is cold for swimming.

---

December, the coldest month of the year, is generally a mild month. The average temperature is of 14.1 °C (57 °F), with a minimum of 8.8 °C (47.9 °F) and a maximum of 19.4 °C (66.9 °F).
On the coldest nights of the month, the temperature usually drops to around 4 °C (39 °F).
On the warmest days of the month, the temperature usually reaches around 26.5 °C (79.5 °F). However, it reached 29 °C (84.2 °F) in December 1998.
Precipitation amounts to 35 mm (1.4 in), distributed over 4 days.
The day lasts on average 10 hours and 5 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 8 hours of sunshine per day. So, the sun shines 79% of the time.
The average humidity is 63%.
The average wind speed is 8 kph (5 mph).
The average sea temperature is of 16 °C (60.5 °F). Therefore, the sea is cold for swimming.