Bellevue weather by month
Warmest month
August
80°F (27°C) average high
Coolest month
January
37°F (3°C) average low
Wettest month
December
5.3 in (134 mm) of rain
Driest month
July
0.6 in (15 mm) of rain
Average temperature and rainfall in Bellevue by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 46°F | 37°F | 17°F / 59°F | 4.7 in | 85% | 6 mph |
| February | 48°F | 37°F | 17°F / 59°F | 3.7 in | 83% | 8 mph |
| March | 53°F | 40°F | 28°F / 71°F | 3.8 in | 78% | 7 mph |
| April | 59°F | 43°F | 34°F / 75°F | 3.1 in | 72% | 7 mph |
| May | 67°F | 50°F | 41°F / 88°F | 2 in | 71% | 7 mph |
| June | 73°F | 52°F | 44°F / 93°F | 1.7 in | 66% | 6 mph |
| July | 80°F | 56°F | 50°F / 89°F | 0.6 in | 63% | 6 mph |
| August | 80°F | 57°F | 50°F / 93°F | 1.5 in | 66% | 5 mph |
| September | 72°F | 54°F | 44°F / 90°F | 3.4 in | 75% | 6 mph |
| October | 61°F | 48°F | 32°F / 76°F | 4.7 in | 80% | 6 mph |
| November | 52°F | 42°F | 27°F / 62°F | 4.5 in | 85% | 7 mph |
| December | 46°F | 37°F | 22°F / 58°F | 5.3 in | 86% | 6 mph |
Frost and snow-likely months in Bellevue
No month in Bellevue averages a night of 36°F (2°C) or below. The coldest month is January with an average low of 37°F (3°C) and a record low of 17°F (-8°C), so frost is rare and snow is very unlikely.
These records carry temperature and precipitation, not snowfall totals.
Best time to visit Bellevue
The most comfortable time to visit Bellevue is generally June to August, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around December, totalling about 39 in (991 mm) a year.
Travellers who prefer heat should aim for August, when highs average 80°F (27°C). December is the month to avoid if rain would spoil your plans — it averages 5.3 in (134 mm), roughly 9× the rainfall of the driest month (July).
Bellevue climate: your questions
How much snow does Bellevue get?
No: the coldest month in Bellevue is January with an average low of 37°F (3°C) and a record low of 17°F (-8°C), so snow is very unlikely. What is falling now: Bellevue weather today.
When is it going to snow in Bellevue this month?
Bellevue's winter months average lows of 37°F (3°C) in December, 37°F (3°C) in January and 37°F (3°C) in February, with about 13.7 in (347 mm) of precipitation across the three; 0 of them sit at or below 32°F (0°C), so snow is unlikely. The records hold no snowfall totals. The next 15 days: Bellevue 10-day forecast.
Which months are best for visiting Bellevue?
June to August are the most comfortable months in Bellevue, with highs near 78°F (25°C). August is the warmest month, averaging 80°F (27°C) by day; December is the wettest, with 5.3 in (134 mm); and January is the coolest, with lows near 37°F (3°C). What it is doing today: Bellevue weather today.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Bellevue forecast for what is happening now.
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