Richland, Washington Climate
United States
Pop. 54,248 Elev. 115 m / 377 ft
TZ: America/Los_Angeles (UTC-7) ·
Dry and hot, Richland sees July highs of 98°F (37°C) and cold January lows of 26°F (-3°C). Expect around 11 rainy days annually (8.8 in / 223 mm total), with 5 in (118 mm) of annual snowfall. The city averages 148 sunny days per year. Nearby lake water reaches 76°F (24°C) in summer.
| Temperature | 98°F (36°C) high | 26°F (-3°C) low |
| Feels like | 90°F (32°C) high | 26°F (-3°C) low |
| Rain | 11 days | 8.8 in (223 mm) /yr |
| Snow | 0 days | 4.7 in (118 mm) /yr |
| Sky | 148 sunny | 2 stormy |
| Wind | 2.9 mph (1.3 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, May, Oct
Sky & Air by Month
Cloud cover (%)
56
Jan 64
Feb 70
Mar 40
Apr 46
May 32
Jun 24
Jul 36
Aug 26
Sep 46
Oct 73
Nov 69
Dec Humidity (%)
83
Jan 72
Feb 58
Mar 35
Apr 33
May 28
Jun 27
Jul 35
Aug 46
Sep 61
Oct 79
Nov 77
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 8 mi Tri Cities Airport (PSC)
Ski resort 74 mi Meacham Divide Nordic Area
National park 24 mi Hanford Reach National Monument
Mountain peak
(5,896 ft) 74 mi Black Mountain
Hospital 0 mi Kadlec Regional Medical Center
Hiking trail 13 mi
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 41°F 5°C | 26°F -3°C | 1.2 in 30 mm | 0.2 in5 mm | 12 |
| February | 46°F 8°C | 31°F -1°C | 1.0 in 26 mm | 4.4 in113 mm | 7 |
| March | 62°F 16°C | 42°F 5°C | 1.0 in 26 mm | — | 3 |
| April | 72°F 22°C | 45°F 7°C | 0.5 in 13 mm | — | 18 |
| May | 81°F 27°C | 52°F 11°C | 0.2 in 5 mm | — | 13 |
| June | 91°F 33°C | 59°F 15°C | 0.0 in 1 mm | — | 17 |
| July | 98°F 36°C | 66°F 19°C | 0.1 in 3 mm | — | 23 |
| August | 95°F 35°C | 65°F 18°C | 0.1 in 3 mm | — | 18 |
| September | 88°F 31°C | 59°F 15°C | 0.1 in 4 mm | — | 19 |
| October | 66°F 19°C | 43°F 6°C | 0.9 in 23 mm | — | 11 |
| November | 54°F 12°C | 39°F 4°C | 1.5 in 37 mm | — | 3 |
| December | 50°F 10°C | 37°F 3°C | 2.0 in 51 mm | 0.0 in1 mm | 4 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 12 | 1 |
| February | 7 | 0 |
| March | 3 | 0 |
| April | 18 | 0 |
| May | 13 | 0 |
| June | 17 | 0 |
| July | 23 | 0 |
| August | 18 | 0 |
| September | 19 | 0 |
| October | 11 | 1 |
| November | 3 | 0 |
| December | 4 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 36°F 2°C |
| February | 33°F 1°C |
| March | 41°F 5°C |
| April | 52°F 11°C |
| May | 63°F 17°C |
| June | 71°F 21°C |
| July | 76°F 24°C |
| August | 76°F 24°C |
| September | 73°F 23°C |
| October | 57°F 14°C |
| November | 48°F 9°C |
| December | 44°F 7°C |