Sidney weather by month & the best time to visit
United States · small town · semi-arid climate
The best time to visit Sidney is August — its sunniest month (Sunshine Score 88/100), with September and July close behind. Sidney averages about 2,754 hours of sunshine a year. Daytime highs around 30°C / 86°F and roughly 39 mm of rain in August.
When is the best time to visit Sidney?
For sunshine, the best time to visit Sidney is August, then September and July. The dullest month is January (0/100, 11 mm of rain). The full month-by-month picture is in the table below.
How sunny is Sidney?
Sidney gets a lot of sun: around 2,754 hours a year. 88 Sunshine Score points separate August (88) from January (0), so the month you pick matters. It ranks #126 of 580 destinations in United States for annual sunshine, above the national median of 2,279 hours. Rain has a clear season: the wettest stretch, around June, carries about 48% of the annual 407 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | -1° / 30°F | -11° / 12°F | 11 mm | 1 |
| February | 0 | 0° / 32°F | -11° / 12°F | 11 mm | 2 |
| March | 0 | 8° / 46°F | -5° / 23°F | 18 mm | 3 |
| April | 44 | 14° / 57°F | 1° / 34°F | 36 mm | 4 |
| May | 82 | 21° / 70°F | 7° / 45°F | 74 mm | 6 |
| June | 82 | 27° / 81°F | 13° / 55°F | 70 mm | 7 |
| July | 86 | 32° / 90°F | 17° / 63°F | 52 mm | 8 |
| August | 88 | 30° / 86°F | 15° / 59°F | 39 mm | 6 |
| September | 88 | 23° / 73°F | 9° / 48°F | 42 mm | 4 |
| October | 45 | 14° / 57°F | 2° / 36°F | 27 mm | 2 |
| November | 0 | 6° / 43°F | -4° / 25°F | 13 mm | 1 |
| December | 0 | -1° / 30°F | -9° / 16°F | 14 mm | 1 |
Nearest destinations
Sidney: questions and answers
What kind of destination is Sidney?
Sidney is a small town in United States at 601 m elevation with a semi-arid climate.
How many hours of sunshine does Sidney get a year?
Sidney gets about 2,754 hours of sunshine a year, at its best around August.
When is the best time to visit Sidney?
The sunniest time to visit Sidney is August, when the Sunshine Score peaks at 88/100 (with September and July close behind). Expect daytime highs around 30°C / 86°F.
What is the least sunny month in Sidney?
January is the least sunny month in Sidney, scoring 0/100 with about 11 mm of rain.
How strong is the sun in Sidney?
The typical midday UV index in Sidney peaks around 8 (very high) in July, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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