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Weather in Mono County, California for May 2026

Your guide to Mono County weather in May - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Mono County usually enjoys a light touch of snow in May.
    According to Mono County snow forecast for May 2026, 2 snowy days are expected in the next 2 weeks. The closest date with snow is Monday, May 4.

    • Temperatures

  • The forecast for the next days in Mono County predicts temperatures to be around 15 °F, close to the historical average.

  • In general, the average temperature in Mono County at the beginning of May is 12.1 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 18.7 °F by the end of May.

    • Rain 🌧️

  • With an average of 5 rainy days, Mono County experiences minimal rainfall in May.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
23
Dry days
Average rainy days
5
Rainy days
Average snowy days
3
Snow days
Average temperatures
13°/1°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
53 %
Avg humidity

Mono County Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
15°
2
Patchy rain possible
15°
3
Moderate rain
11°
4
Moderate rain
10°
5
Heavy rain
5°
6
Patchy rain possible
13°
7
Sunny
16°
8
Patchy rain possible
15°
9
Partly cloudy
10°
10
Sunny
15°
11
Patchy rain possible
19°
12
Patchy rain possible
21°
13
Patchy rain possible
22°
14
Sunny
22°
15
Patchy rain possible
15°
16
Patchy light rain with thunder
16°
17
Patchy rain possible
12°
18
Moderate or heavy rain with thunder
13°
19
Sunny
14°
20
Patchy rain possible
14°
21
Patchy rain possible
16°
22
Sunny
15°
23
Partly cloudy
14°
24
Thundery outbreaks possible
14°
25
Sunny
15°
26
Sunny
17°
27
Patchy rain possible
18°
28
Sunny
19°
29
Sunny
19°
30
Partly cloudy
21°
31
Sunny
22°

Temperatures trend during May in Mono County

See the weather trend as well as the moving average line

May weather in Mono County day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
May 1 Patchy rain possible
Patchy rain possible
 15° /1° 0.4 mm 0 cm
May 2 Patchy rain possible
Patchy rain possible
 15° /3° 0.8 mm 0 cm
May 3 Moderate rain
Moderate rain
 11° /2° 6.3 mm 0 cm
May 4 Moderate rain
Moderate rain
 10° /-2° 6.4 mm 0.7 cm
May 5 Heavy rain
Heavy rain
 5° /-1° 33 mm 23 cm
May 6 Patchy rain possible
Patchy rain possible
 13° /-1° 0.5 mm 0 cm
May 7 Sunny
Sunny
 16° /3° 0 mm 0 cm
May 8 Patchy rain possible
Patchy rain possible
 15° /1° 0.3 mm 0 cm
May 9 Partly cloudy
Partly cloudy
 10° /-1° 0 mm 0 cm
May 10 Sunny
Sunny
 15° /5° 0 mm 0 cm
May 11 Patchy rain possible
Patchy rain possible
 19° /4° 0.3 mm 0 cm
May 12 Patchy rain possible
Patchy rain possible
 21° /7° 0.5 mm 0 cm
May 13 Patchy rain possible
Patchy rain possible
 22° /8° 0.1 mm 0 cm
May 14 Sunny
Sunny
 22° /8° 0 mm 0 cm
May 15 Patchy rain possible
Patchy rain possible
 15° /1° 0.1 mm 0 cm
May 16 Patchy light rain with thunder
Patchy light rain with thunder
 16° /2° 0.7 mm 0 cm
May 17 Patchy rain possible
Patchy rain possible
 12° /2° 0 mm 0 cm
May 18 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 13° /-1° 3.7 mm 0 cm
May 19 Sunny
Sunny
 14° /-1° 0 mm 0 cm
May 20 Patchy rain possible
Patchy rain possible
 14° /-3° 0.2 mm 0 cm
May 21 Patchy rain possible
Patchy rain possible
 16° /1° 0 mm 0 cm
May 22 Sunny
Sunny
 15° /2° 0 mm 0 cm
May 23 Partly cloudy
Partly cloudy
 14° /1° 0 mm 0 cm
May 24 Thundery outbreaks possible
Thundery outbreaks possible
 14° /1° 0.1 mm 0 cm
May 25 Sunny
Sunny
 15° /2° 0 mm 0 cm
May 26 Sunny
Sunny
 17° /1° 0 mm 0 cm
May 27 Patchy rain possible
Patchy rain possible
 18° /3° 0.1 mm 0 cm
May 28 Sunny
Sunny
 19° /4° 0 mm 0 cm
May 29 Sunny
Sunny
 19° /2° 0 mm 0 cm
May 30 Partly cloudy
Partly cloudy
 21° /6° 0 mm 0 cm
May 31 Sunny
Sunny
 22° /8° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Mono County in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Mono County forecast closer to your planned date for the most up-to-date weather information.
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Mono County in May - FAQ

What are the expected maximum and minimum temperatures in Mono County during May?

Prepare for cooler days with highs just around 13° and colder nights, dipping below 1°.

How much rainfall should be expected in Mono County during May?

In May, Mono County can expect light to moderate rainfall, totaling 49.4 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.

Will it snow in Mono County in May 2026?

Mono County experiences an average snowfall of 13.89 cm during May, occurring over 3 days.

What are the typical wind conditions in Mono County during May?

The average wind speed in Mono County during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

Mono County snow forecast May 2026

Track daily snowfall levels and discover Mono County’s snowy potential this May ❄️
On average, Mono County sees 3 snowy days during May, with approximately 13.9 cm of total snowfall.

May rainfall patterns in Mono County

Explore the daily rainfall trends and prepare for Mono Countys May weather 💧
Typically, Mono County has 5 rainy days in May with a total of 49.4 mm of rainfall.

UV exposure in Mono County during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Mammoth Lakes
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Location coordinates Where is Mono County?

Get accurate weather forecasts for Mono County, located at latitude 37.649 and longitude -118.972. Stay updated with localized weather information tailored for Mono County.

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