Climate - Palmdale (California)

The climate of Palmdale is sub-tropical desert, with mild, relatively rainy winters and very hot, sunny summers.
The city is located north of Los Angeles, 800 meters (2,600 ft) above sea level, in Antelope Valley, a plateau belonging to the Mojave desert. Near the city, at the base of the San Gabriel mountains, there is the San Andreas fault.
In winter, there are mild periods, in which the maximum temperature exceeds 20 °C (68 °F), but also cold periods, in which the night temperature drops a few degrees below freezing. On the coldest nights of the year, the temperature generally drops to -5/-7 °C (19/23 °F), and sometimes even below. In January 2007, it dropped to -12 °C (10.5 °F). Sometimes it can even snow.
Summer is very hot, and the maximum temperature can reach and exceed 40 °C (104 °F), but luckily the air is dry, moreover, in the afternoon, the breeze blows from the mountains, and at night, the temperature drops a lot.
The average temperature of the coldest month (December) is of 7 °C (44.7 °F), that of the warmest month (July) is of 28.1 °C (82.5 °F). Here are the average temperatures.

Precipitation amounts to 150 millimeters (5.9 inches) per year: it is therefore at a desert level. It ranges from 0 mm (0 in) in the driest months (June, August) to 40 mm (1.6 in) in the wettest (February). Here is the average precipitation.

Best Time

The best times in Palmdale are spring and autumn, in particular, you can choose the months of April and October.

Back to California.

Palmdale - Weather by month

Based on the period 1991-2020

---

In January, the weather in Palmdale is usually quite mild. However, there are remarkable differences between night and day. The average temperature is of 7.7 °C (46 °F), with a minimum of 0.4 °C (32.8 °F) and a maximum of 14.9 °C (58.9 °F).
On the coldest nights of the month, the temperature usually drops to around -5 °C (23 °F). However, it dropped to -12.2 °C (10 °F) in January 2007.
On the warmest days of the month, the temperature usually reaches around 22.5 °C (72 °F). However, it reached 26.1 °C (79 °F) in January 2003.
Precipitation amounts to 25 mm (1 in), distributed over 4 days.
The day lasts on average 10 hours and 10 minutes.
The average humidity is 53%.
The average wind speed is 12 kph (8 mph).

---

In February, the weather in Palmdale is usually mild. However, there are remarkable differences between night and day. The average temperature is of 9.4 °C (49 °F), with a minimum of 2.3 °C (36.1 °F) and a maximum of 16.6 °C (61.8 °F).
On the coldest nights of the month, the temperature usually drops to around -3.5 °C (25.5 °F). However, it dropped to -7.2 °C (19 °F) in February 2002.
On the warmest days of the month, the temperature usually reaches around 23.5 °C (74 °F). However, it reached 28.9 °C (84 °F) in February 2014.
Precipitation amounts to 40 mm (1.6 in), distributed over 5 days.
The day lasts on average 11 hours and 0 minutes.
The average humidity is 52%.
The average wind speed is 15 kph (9 mph).

---

In March, the weather in Palmdale is usually mild. However, there are remarkable differences between night and day. The average temperature is of 12.1 °C (54 °F), with a minimum of 4.6 °C (40.2 °F) and a maximum of 19.7 °C (67.5 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -1.5 °C (29.5 °F). However, it dropped to -6 °C (21.2 °F) in March 2002.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 27.5 °C (81.5 °F). However, it reached 32 °C (89.6 °F) in March 1997.
Precipitation amounts to 20 mm (0.8 in), distributed over 4 days.
The day lasts on average 12 hours and 0 minutes.
The average humidity is 47%.
The average wind speed is 17 kph (10 mph).

---

In April, the weather in Palmdale is usually very mild. However, there are remarkable differences between night and day. The average temperature is of 15.2 °C (59 °F), with a minimum of 7.3 °C (45.2 °F) and a maximum of 23 °C (73.4 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 1.5 °C (34.5 °F). However, it dropped to -3.3 °C (26.1 °F) in April 1999.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 32 °C (89.5 °F). However, it reached 35.6 °C (96.1 °F) in April 2020.
Precipitation amounts to only 5 mm (0.2 in), distributed over 2 days.
The day lasts on average 13 hours and 5 minutes.
The average humidity is 40%.
The average wind speed is 20 kph (12 mph).

---

In May, the weather in Palmdale is usually warm. However, there are remarkable differences between night and day. The average temperature is of 19.7 °C (67 °F), with a minimum of 11.6 °C (52.8 °F) and a maximum of 27.8 °C (82 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 6 °C (42.5 °F). However, it dropped to 2.2 °C (36 °F) in May 2011.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 36 °C (97 °F). However, it reached 41.1 °C (106 °F) in May 2003.
Precipitation amounts to only 5 mm (0.2 in), and all occurs in one day.
The day lasts on average 14 hours and 0 minutes.
The average humidity is 35%.
The average wind speed is 21 kph (13 mph).

---

In June, the weather in Palmdale is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 24.1 °C (75 °F), with a minimum of 15.5 °C (59.9 °F) and a maximum of 32.8 °C (91 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 9 °C (48.5 °F). However, it dropped to 5 °C (41 °F) in June 2011.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 40 °C (104 °F). However, it reached 43.9 °C (111 °F) in June 2013.
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 25 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
The average humidity is 28%. Hence, the air is normally dry.
The average wind speed is 20 kph (12 mph).

---

In July, the hottest month of the year, the weather in Palmdale is usually very hot. However, there are remarkable differences between night and day. The average temperature is of 28.1 °C (82 °F), with a minimum of 19.7 °C (67.4 °F) and a maximum of 36.4 °C (97.6 °F).
On the coldest nights of the month, the temperature usually drops to around 13.5 °C (56.5 °F). However, it dropped to 10 °C (50 °F) in July 1997.
On the warmest days of the month, the temperature usually reaches around 42 °C (107.5 °F). However, it reached 45 °C (113 °F) in July 2007.
Precipitation amounts to only 5 mm (0.2 in), and all occurs in one day.
The day lasts on average 14 hours and 10 minutes. So the days are long.
The average humidity is 25%. Hence, the air is normally dry.
The average wind speed is 18 kph (11 mph).

---

In August, the weather in Palmdale is usually very hot. However, there are remarkable differences between night and day. The average temperature is of 27.7 °C (82 °F), with a minimum of 18.9 °C (66 °F) and a maximum of 36.5 °C (97.7 °F).
On the coldest nights of the month, the temperature usually drops to around 13 °C (56 °F). However, it dropped to 8.9 °C (48 °F) in August 2006.
On the warmest days of the month, the temperature usually reaches around 41 °C (106 °F). However, it reached 43.9 °C (111 °F) in August 2020.
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 25 minutes.
The average humidity is 25%. Hence, the air is normally dry.
The average wind speed is 17 kph (10 mph).

---

In September, the weather in Palmdale is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 24 °C (75 °F), with a minimum of 14.9 °C (58.8 °F) and a maximum of 33.1 °C (91.6 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 9 °C (48.5 °F). However, it dropped to 6.1 °C (43 °F) in September 2000.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 39 °C (102 °F). However, it reached 43.9 °C (111 °F) in September 2020.
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.
The average humidity is 30%. Hence, the air is normally dry.
The average wind speed is 14 kph (9 mph).

---

In October, the weather in Palmdale is usually very mild. However, there are remarkable differences between night and day. The average temperature is of 17.9 °C (64 °F), with a minimum of 9.2 °C (48.6 °F) and a maximum of 26.5 °C (79.7 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 3 °C (37 °F). However, it dropped to -3.9 °C (25 °F) in October 2019.
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 38.3 °C (100.9 °F) in October 2020.
Precipitation amounts to 10 mm (0.4 in), and all occurs in one day.
The day lasts on average 11 hours and 20 minutes.
The average humidity is 35%. Hence, the air is normally dry.
The average wind speed is 14 kph (9 mph).

---

In November, the weather in Palmdale is usually mild. However, there are remarkable differences between night and day. The average temperature is of 11.4 °C (53 °F), with a minimum of 3.2 °C (37.7 °F) and a maximum of 19.6 °C (67.3 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -3.5 °C (26 °F). However, it dropped to -7.2 °C (19 °F) in November 2004.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 27 °C (81 °F). However, it reached 30 °C (86 °F) in November 2015.
Precipitation amounts to 10 mm (0.4 in), distributed over 2 days.
The day lasts on average 10 hours and 20 minutes.
The average humidity is 42%.
The average wind speed is 13 kph (8 mph).

---

In December, the coldest month of the year, the weather in Palmdale is usually quite mild. However, there are remarkable differences between night and day. The average temperature is of 7.0 °C (45 °F), with a minimum of -0.2 °C (31.6 °F) and a maximum of 14.3 °C (57.7 °F).
On the coldest nights of the month, the temperature usually drops to around -6 °C (21 °F). However, it dropped to -11.1 °C (12 °F) in December 1998.
On the warmest days of the month, the temperature usually reaches around 22.5 °C (72.5 °F). However, it reached 30.6 °C (87.1 °F) in December 2003.
Precipitation amounts to 25 mm (1 in), distributed over 4 days.
The day lasts on average 9 hours and 55 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
The average humidity is 51%.
The average wind speed is 12 kph (8 mph).