Climate Insights for Sierra Madre

Sweetwater County, California, United States

Hottest
August
32°C peak
Coldest
January
6°C low
Wettest
January
92mm rain
Best to Visit
May, June, July
Mild temps & low rain

Climate Overview

The climate in Sierra Madre is temperate. The average annual temperature is 17°C and approximately 466mm of precipitation falls per year. January is the wettest month, receiving around 92mm of rainfall. Sierra Madre is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, December, when temperatures can drop to 6°C. Light snow can occur between January and December.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 16° Average: 10° Min: 6° Feb Max: 17° Average: 11° Min: 6° Mar Max: 18° Average: 11° Min: 7° Apr Max: 22° Average: 15° Min: 10° May Max: 23° Average: 17° Min: 12° Jun Max: 28° Average: 21° Min: 16° Jul Max: 32° Average: 25° Min: 19° Aug Max: 32° Average: 25° Min: 19° Sep Max: 29° Average: 22° Min: 17° Oct Max: 26° Average: 19° Min: 13° Nov Max: 21° Average: 14° Min: 9° Dec Max: 17° Average: 11° Min: 7°
Max
Average
Min

Temperatures in Sierra Madre vary considerably across the year, with a 26°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 32°C and the mean temperature sits around 25°C. January is the coolest month, with minimum temperatures around 6°C and an average of 10°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between May and June, with a 5°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 92mm Snow: 3mm Feb Precipitation: 84mm Snow: 6mm Mar Precipitation: 90mm Snow: 3mm Apr Precipitation: 23mm Snow: 0mm May Precipitation: 15mm Snow: 0mm Jun Precipitation: 4mm Snow: 0mm Jul Precipitation: 4mm Snow: 0mm Aug Precipitation: 16mm Snow: 0mm Sep Precipitation: 14mm Snow: 0mm Oct Precipitation: 14mm Snow: 0mm Nov Precipitation: 36mm Snow: 2mm Dec Precipitation: 74mm Snow: 3mm
Precipitation
Snow

Sierra Madre is a relatively dry area, receiving approximately 466mm of precipitation annually, which averages out to around 39mm per month. The wettest month is January, averaging 92mm of rainfall. March and February also tend to see above-average precipitation. The driest month is June, with just 4mm. That's 88mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and December, totalling around 17cm annually. February is the snowiest month with approximately 6cm.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 7km/h Feb Wind Speed: 6km/h Mar Wind Speed: 6km/h Apr Wind Speed: 6km/h May Wind Speed: 6km/h Jun Wind Speed: 6km/h Jul Wind Speed: 5km/h Aug Wind Speed: 5km/h Sep Wind Speed: 5km/h Oct Wind Speed: 5km/h Nov Wind Speed: 6km/h Dec Wind Speed: 6km/h
Wind Speed

Sierra Madre is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

8 days until Autumn

It is currently summer in Sierra Madre, which began on June 21, 2026. Sierra Madre is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 32°C, while the coldest stretch bottoms out in January near 6°C. Autumn is next, beginning on September 23, 2026 (8 days from now).

Spring

Temperatures range from 7 to 23°C. Rainfall is relatively light, with around 127mm over the season and a monthly average of 42mm. Winds are generally light, averaging 6km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.

Summer

Temperatures range from 16 to 32°C. Precipitation is minimal, with only around 23mm for the entire season. Winds are generally light, averaging 5km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 9 to 29°C. Rainfall is relatively light, with around 65mm over the season and a monthly average of 22mm. Winds are generally light, averaging 5km/h. Layered clothing works best as temperatures gradually cool. Enjoy the crisp air and changing scenery.

Winter

Temperatures range from 6 to 17°C. Precipitation is moderate at around 250mm for the season, averaging 83mm per month. Expect around 11cm of snow accumulation during this period. Winds are generally light, averaging 6km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 10°
Feb 11°
Mar 11°
Apr 15°
May 17°
Jun 21°
Jul 25°
Aug 25°
Sep 22°
Oct 19°
Nov 14°
Dec 11°

The best time to visit Sierra Madre is during May, June, July, August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 11mm per month. By contrast, January can be quite cold with temperatures dropping to 6°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Sierra Madre based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
6 °C
16 °C
7 km/h
92 mm
3 cm
Feb
6 °C
17 °C
6 km/h
84 mm
6 cm
Mar
7 °C
18 °C
6 km/h
90 mm
3 cm
Apr
10 °C
22 °C
6 km/h
23 mm
0 cm
May
12 °C
23 °C
6 km/h
15 mm
0 cm
Jun
16 °C
28 °C
6 km/h
4 mm
0 cm
Jul
19 °C
32 °C
5 km/h
4 mm
0 cm
Aug
19 °C
32 °C
5 km/h
16 mm
0 cm
Sep Current
17 °C
29 °C
5 km/h
14 mm
0 cm
Oct
13 °C
26 °C
5 km/h
14 mm
0 cm
Nov
9 °C
21 °C
6 km/h
36 mm
2 cm
Dec
7 °C
17 °C
6 km/h
74 mm
3 cm
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Metric (°C, km/h)