Daily brief · United States
Record from Oct 1, 2026. Back to current conditions

Boulder Oct 1, 2026

Review recorded on Oct 2, 2026, 6:40 AM UTC.

Weather-risk signals · signal engine (Open-Meteo)

A dry stretch is forming

extreme

14 dry days in a row could start 2026-10-01. A dry day here means 1mm of rain or less; the important number is the length of the run. Crops in flowering or fruit-set windows are most exposed.

Reading evidence

Reading calculated Oct 1, 2026, 6:02 PM UTC.

Valid until Oct 6, 2026, 12:02 AM UTC.

Source: Open-Meteo.

agriculture

A cold stretch is on the way

low

4 days in a row could stay below 15°C, starting 2026-10-01. Longer than this region usually sees at this time of year. Crops in flowering, livestock, and rooftop venues may be exposed.

Reading evidence

Reading calculated Oct 1, 2026, 6:02 PM UTC.

Valid until Oct 4, 2026, 12:02 AM UTC.

Source: Open-Meteo.

crop growers · outdoor hospitality

Water conditions are improving

active

Around 37.4mm of rain has fallen over the past 14 days — above the 16.6mm typical for this period. A healthier water balance is restoring across this area.

Reading evidence

Reading calculated Oct 1, 2026, 6:02 PM UTC.

Valid until Oct 6, 2026, 12:02 AM UTC.

Source: Open-Meteo.

Recent data period: Sep 11, 2026 to Sep 24, 2026.

Years with usable data: 10 of 10.

Historical dataset: era5.

Samples: 150.

Method: rolling-sum-v2-anchor-lookback-2026-09-21.

hydro operators · agriculture · reservoir ops

Recorded daily weather · Open-Meteo

Rain 0 mmMax 22.9 °CMin 12.2 °CGusts 19.1 km/h

Comparison unavailable for this edition.

What people were seeing · community field reports

No field observations were posted for this place on Oct 1, 2026.