Climate - Blythe (California)
Average weather, temperature, rainfall, sunshine hours
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Climate chart - Blythe
The climate of Blythe is sub-tropical desert, with mild winters and very hot summers, and the sun shining all year round.
The city is located in Palo Verde Valley, crossed by the Colorado River, one of the lowland, and therefore hottest, areas of California's deserts.
On the coldest nights of the year, the temperature usually reaches 0/-3 °C (26/32 °F), but sometimes it can drop below. In December 1990, it dropped to -7 °C (19.5 °F).
Spring is windy.
On the hottest days of the year, the temperature usually reaches 47/48 °C (117/118 °F). In June 2016, it reached 51 °C (124 °F). In July 2006, there was a day with a minimum 34 °C (93 °F).
The average temperature of the coldest month (December) is of 12.2 °C (54 °F), that of the warmest month (July) is of 35 °C (95 °F). Here are the average temperatures.
Blythe - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
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| January | 6.2 | 20.1 | 13.2 | 43 | 68 | 55.7 |
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| February | 7.9 | 22.4 | 15.1 | 46 | 72 | 59.3 |
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| March | 10.9 | 26.4 | 18.7 | 52 | 80 | 65.6 |
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| April | 14.1 | 30.6 | 22.3 | 57 | 87 | 72.2 |
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| May | 18.4 | 35.3 | 26.9 | 65 | 96 | 80.3 |
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| June | 23 | 40.6 | 31.8 | 73 | 105 | 89.2 |
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| July | 27.5 | 42.5 | 35 | 82 | 108 | 95 |
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| August | 27.6 | 42.1 | 34.8 | 82 | 108 | 94.7 |
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| September | 23.3 | 38.9 | 31.1 | 74 | 102 | 88 |
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| October | 16.1 | 32.2 | 24.1 | 61 | 90 | 75.5 |
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| November | 9.5 | 24.9 | 17.2 | 49 | 77 | 63 |
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| December | 5.4 | 19.1 | 12.2 | 42 | 66 | 54 |
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| Year | 15.9 | 31.3 | 23.55 | 60.6 | 88.3 | 74.5 |
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Precipitation amounts to 90 millimeters (3.6 inches) per year: it is therefore at a desert level. It ranges from 0 mm (0 in) in the driest months (April, May, June) to 15 mm (0.6 in) in the wettest ones (January, February). Here is the average precipitation.
Blythe - Average precipitation| Month | Millimeters | Inches | Days |
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| January | 15 | 0.6 | 3 |
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| February | 15 | 0.6 | 3 |
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| March | 10 | 0.4 | 2 |
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| April | 0 | 0 | 1 |
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| May | 0 | 0 | 0 |
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| June | 0 | 0 | 0 |
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| July | 5 | 0.2 | 2 |
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| August | 10 | 0.4 | 2 |
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| September | 10 | 0.4 | 2 |
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| October | 5 | 0.2 | 1 |
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| November | 5 | 0.2 | 1 |
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| December | 10 | 0.4 | 2 |
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| Year | 90 | 3.5 | 18 |
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Best Time
The best time to visit Blythe is from November to March. Winter, from December to February, is generally a mild and sunny season, although it can sometimes rain, or it can get a bit cold (especially in December and January). You can therefore choose the months of March and November.
Back to California.
Blythe - Weather by month
Based on the period 1991-2020
In January, the weather in Blythe is usually mild. However, there are remarkable differences between night and day. The average temperature is of 13.2 °C (56 °F), with a minimum of 6.2 °C (43.2 °F) and a maximum of 20.1 °C (68.2 °F).
On the coldest nights of the month, the temperature usually drops to around 0.5 °C (33 °F). However, it dropped to -4 °C (24.8 °F) in January 2007.
On the warmest days of the month, the temperature usually reaches around 25.5 °C (78 °F). However, it reached 30 °C (86 °F) in January 2004.
Precipitation amounts to 15 mm (0.6 in), distributed over 3 days.
The day lasts on average 10 hours and 10 minutes.
The average humidity is 41%.
The average wind speed is 10 kph (6 mph).
In February, the weather in Blythe is usually very mild. However, there are remarkable differences between night and day. The average temperature is of 15.1 °C (59 °F), with a minimum of 7.9 °C (46.2 °F) and a maximum of 22.4 °C (72.3 °F).
On the coldest nights of the month, the temperature usually drops to around 2 °C (35.5 °F). However, it dropped to -4.4 °C (24.1 °F) in February 2011.
On the warmest days of the month, the temperature usually reaches around 28 °C (83 °F). However, it reached 31.7 °C (89.1 °F) in February 2016.
Precipitation amounts to 15 mm (0.6 in), distributed over 3 days.
The day lasts on average 11 hours and 0 minutes.
The average humidity is 38%.
The average wind speed is 11 kph (7 mph).
In March, the weather in Blythe is usually warm. However, there are remarkable differences between night and day. The average temperature is of 18.7 °C (66 °F), with a minimum of 10.9 °C (51.6 °F) and a maximum of 26.4 °C (79.6 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 5 °C (41 °F). However, it dropped to -1 °C (30.2 °F) in March 2002.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 33.5 °C (92 °F). However, it reached 37.8 °C (100 °F) in March 2004.
Precipitation amounts to 10 mm (0.4 in), distributed over 2 days.
The day lasts on average 12 hours and 0 minutes.
The average humidity is 32%. Hence, the air is normally dry.
The average wind speed is 12 kph (8 mph).
In April, the weather in Blythe is usually warm. However, there are remarkable differences between night and day. The average temperature is of 22.3 °C (72 °F), with a minimum of 14.1 °C (57.3 °F) and a maximum of 30.6 °C (87 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 8 °C (46.5 °F). However, it dropped to 1 °C (33.8 °F) in April 1998.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 38.5 °C (101 °F). However, it reached 41.7 °C (107.1 °F) in April 1992.
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 5 minutes.
The average humidity is 23%. Hence, the air is normally dry.
The average wind speed is 14 kph (9 mph).
In May, the weather in Blythe is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 26.9 °C (80 °F), with a minimum of 18.4 °C (65.2 °F) and a maximum of 35.3 °C (95.5 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 12.5 °C (54.5 °F). However, it dropped to 9.3 °C (48.7 °F) in May 1999.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 41.5 °C (107 °F). However, it reached 45.5 °C (113.9 °F) in May 2000.
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 55 minutes.
The average humidity is 21%. Hence, the air is normally dry.
The average wind speed is 14 kph (9 mph).
In June, the weather in Blythe is usually very hot. However, there are remarkable differences between night and day. The average temperature is of 31.8 °C (89 °F), with a minimum of 23 °C (73.4 °F) and a maximum of 40.6 °C (105 °F).
On the coldest nights, the temperature usually drops to around 17 °C (62.5 °F). However, it dropped to 11.1 °C (52 °F) in June 1993.
On the warmest days, the temperature usually reaches around 46 °C (115 °F). However, it reached 51.1 °C (124 °F) in June 2016.
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 18%. Hence, the air is normally dry.
The average wind speed is 15 kph (9 mph).
In July, the hottest month of the year, the weather in Blythe is usually scorchingly hot. However, there are remarkable differences between night and day. The average temperature is of 35 °C (95 °F), with a minimum of 27.5 °C (81.5 °F) and a maximum of 42.5 °C (108.5 °F).
On the coldest nights of the month, the temperature usually drops to around 22 °C (72 °F). However, it dropped to 14.4 °C (57.9 °F) in July 1992.
On the warmest days of the month, the temperature usually reaches around 47.5 °C (117.5 °F). However, it reached 50.5 °C (122.9 °F) in July 1995.
Precipitation amounts to only 5 mm (0.2 in), distributed over 2 days.
The day lasts on average 14 hours and 5 minutes. So the days are long.
The average humidity is 26%. Hence, the air is normally dry.
The average wind speed is 15 kph (9 mph).
In August, the weather in Blythe is usually scorchingly hot. However, there are remarkable differences between night and day. The average temperature is of 34.8 °C (95 °F), with a minimum of 27.6 °C (81.7 °F) and a maximum of 42.1 °C (107.7 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (71 °F). However, it dropped to 16.6 °C (61.9 °F) in August 1992.
On the warmest days of the month, the temperature usually reaches around 46.5 °C (115.5 °F). However, it reached 49.4 °C (120.9 °F) in August 2020.
Precipitation amounts to 10 mm (0.4 in), distributed over 2 days.
The day lasts on average 13 hours and 20 minutes.
The average humidity is 29%. Hence, the air is normally dry.
The average wind speed is 14 kph (9 mph).
In September, the weather in Blythe is usually very hot. However, there are remarkable differences between night and day. The average temperature is of 31.1 °C (88 °F), with a minimum of 23.3 °C (74 °F) and a maximum of 38.9 °C (102 °F).
On the coldest nights, the temperature usually drops to around 17 °C (63 °F). However, it dropped to 13.3 °C (55.9 °F) in September 2007.
On the warmest days, the temperature usually reaches around 44 °C (111.5 °F). However, it reached 48.3 °C (118.9 °F) in September 2018.
Precipitation amounts to 10 mm (0.4 in), distributed over 2 days.
The day lasts on average 12 hours and 20 minutes.
The average humidity is 28%. Hence, the air is normally dry.
The average wind speed is 11 kph (7 mph).
In October, the weather in Blythe 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 16.1 °C (61 °F) and a maximum of 32.2 °C (89.9 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 9.5 °C (49.5 °F). However, it dropped to 2.8 °C (37 °F) in October 2019.
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 October 2018.
Precipitation amounts to only 5 mm (0.2 in), and all occurs in one day.
The day lasts on average 11 hours and 20 minutes.
The average humidity is 27%. Hence, the air is normally dry.
The average wind speed is 11 kph (7 mph).
In November, the weather in Blythe is usually very mild. However, there are remarkable differences between night and day. The average temperature is of 17.2 °C (63 °F), with a minimum of 9.5 °C (49.1 °F) and a maximum of 24.9 °C (76.8 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 3.5 °C (38 °F). However, it dropped to -3 °C (26.6 °F) in November 2010.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 32 °C (89.5 °F). However, it reached 35.6 °C (96.1 °F) in November 2020.
Precipitation amounts to only 5 mm (0.2 in), and all occurs in one day.
The day lasts on average 10 hours and 25 minutes.
The average humidity is 31%. Hence, the air is normally dry.
The average wind speed is 10 kph (6 mph).
In December, the coldest month of the year, the weather in Blythe is usually mild. However, there are remarkable differences between night and day. The average temperature is of 12.2 °C (54 °F), with a minimum of 5.4 °C (41.7 °F) and a maximum of 19.1 °C (66.4 °F).
On the coldest nights of the month, the temperature usually drops to around -0.5 °C (31.5 °F). However, it dropped to -3.3 °C (26.1 °F) in December 2005.
On the warmest days of the month, the temperature usually reaches around 25 °C (77 °F). However, it reached 28.3 °C (82.9 °F) in December 2017.
Precipitation amounts to 10 mm (0.4 in), distributed over 2 days.
The day lasts on average 10 hours and 0 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
The average humidity is 39%.
The average wind speed is 10 kph (6 mph).
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